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  • Founding Software Engineer - AI/LLM/Multimodal

    Pagos Consultants

    Senior software engineer job in San Francisco, CA

    Our client is building the world's fastest-growing marketplace for elite creative talent. We connect award-winning artists, directors, musicians, animators, and designers with frontier AI labs developing the next generation of multimodal systems including models like Sora, Suno, Runway, and Grok Imagine. This role is paying up to $300k salary base with 2% equity in top. Must have AI/LLM/Multimodal experience. Fully onsite role. We are a small, high-talent-density team from Stanford and Mercor, backed by: The Co-Founder of xAI The Founder of Periodic Labs Researchers from OpenAI's Sora team DeepMind alignment & evaluation leads Senior researchers from Salesforce AI, Meta, Google, and Anthropic Role Overview As a Founding Engineer, you will own core product surfaces, architecture, and infrastructure for the platform. You'll help shape engineering culture, drive rapid product iteration, and work directly with founders to build the marketplace and data systems powering the next wave of multimodal AI innovation. This role is ideal for someone who thrives in high-agency environments, ships quickly, and enjoys solving end-to-end problems across the stack. What You Will Build Marketplace & Talent Systems Onboarding flows for elite creative talent AI-assisted interviews and evaluations Self-serve matching tools between talent and AI labs Payment, billing, and workflow automation Data & Infrastructure Products Tools for frontier AI labs to support training and evaluation Internal platforms for data quality, annotation, and performance insights Product & Engineering Leadership Shape engineering culture, processes, and best practices Ship fast across greenfield projects with high ownership Influence product direction through tight feedback cycles with founders and users What We're Looking For Strong proficiency with Python, React, and TypeScript Experience with AWS, Docker, CI/CD, and modern infrastructure tooling Ability to operate independently and handle ambiguity in a fast-moving environment Interest in gamified platforms, creative tools, or marketplace dynamics Bias for action, strong communication skills, and a builder mentality
    $300k yearly 2d ago
  • Software Engineer

    Acceler8 Talent

    Senior software engineer job in San Francisco, CA

    Software Engineer - AI Infra Startup - San Francisco, CA A small, deeply technical AI infra startup in San Francisco, building the platform that next-gen AI apps will run on - think custom compilers, CUDA kernels, and distributed orchestration are looking for a Software Engineer to join their team. What will I be doing? As a Software Engineer you'll help architect and build the infrastructure powering the next generation of AI systems. You'll work across the stack on: High-performance, distributed systems that support real-time AI workloads Kubernetes orchestration, infra tooling, and automation pipelines Low-level runtime components like custom compilers and CUDA kernels Scalable, reliable backend services Collaborating directly with the founding team on technical strategy and core architecture What are we looking for? Strong background in systems programming, backend, or infra engineering Experience with distributed systems, container orchestration, and Linux internals Comfortable working across multiple layers of the stack, from low-level code to infra ops Fast learner who thrives in ambiguous, high-agency environments Bonus: Experience with compilers, CUDA, or ML infrastructure What's in it for me: up to $300k base dependent on experience + 0.2-0.5% equity Work directly with deeply technical founders (ex-Stanford, Google, and more) on some of the hardest problems in AI infra On-site in San Francisco Stealth startup with serious backing, operating lean and hiring intentionally Apply now for immediate consideration!
    $300k yearly 4d ago
  • Software Engineer

    Sodalis Ai

    Senior software engineer job in San Francisco, CA

    About Us Every patient deserves fast access to life-changing medications. We're building the AI operating system that makes it happen, automating the phone calls, texts, data entry, and complex workflows that slow pharmacies down. We're backed by Gradient Ventures (Google's AI fund) with more demand than we can handle. Why we need you We're building AI-powered systems that handle real patient communication and pharmacy workflows. As an engineer, you'll work directly with our founding team to ship features end-to-end-from LLM-powered voice and text systems to integrations with pharmacy platforms. This is a hands-on, full-stack role where you'll own technical decisions that shape how our product scales. What you'll do Build and ship AI-powered voice, text, and workflow automation systems Own features end-to-end: design, implementation, deployment Create integrations with pharmacy and patient management systems Solve hard problems: LLM optimization, reliable systems on unreliable APIs, abstractions that speed up customer implementations Establish engineering patterns as we scale Must-have experience 4+ years of software engineering experience Solid programming fundamentals; Python experience a plus Hands-on experience with AI tools, APIs, or prompt engineering Track record of owning projects, not just implementing specs Nice-to-haves Experience at early-stage startups Background building LLM-powered applications Familiarity with voice/telephony systems Event driven architectures Location: Hybrid in Palo Alto (Mon/Wed/Thurs) Compensation: $175k - $250K + generous equity, full benefits, flexible PTO
    $175k-250k yearly 2d ago
  • Python Backend Engineer - 3D / Visualization / API / Software (On-site)

    Attis

    Senior software engineer job in San Francisco, CA

    A pioneering and well-funded AI company is seeking a talented Python Backend Engineer to build the core infrastructure for its revolutionary autonomous systems. This is a unique opportunity to join an innovative team at the forefront of engineering and artificial intelligence, creating a new category of software that will redefine how complex products in sectors like aerospace, automotive, and advanced manufacturing are designed and developed. Why Join? Build the Future of Engineering: This isn't just another backend role. Your work will directly shape how next-generation rockets, cars, and aircraft are designed, fundamentally changing the engineering landscape. Solve Unprecedented Technical Puzzles: Tackle unique challenges in building the infrastructure for autonomous AI agents, including simulation orchestration, multi-agent coordination, and scalable model serving. Shape a Foundational Platform: As a critical member of a pioneering team, you will have a significant impact on the technical direction and core architecture of an entirely new category of software. Join a High-Impact Team: Work in a collaborative, fast-paced environment where your expertise is valued, and you have end-to-end ownership of critical systems. Compensation & Location: Base salary of up to $210,000 + equity + benefits, while working on-site with the team in a modern office in downtown San Francisco. The Role As a Python Backend Engineer, you will be instrumental in constructing the infrastructure that underpins these autonomous engineering agents. Your responsibilities will span model serving, simulation orchestration, multi-agent coordination, and the development of robust, developer-facing APIs. This position is critical for delivering the fast, reliable, and scalable systems that professional engineers will trust and depend on in high-stakes production environments. You will: Own and build the core backend infrastructure for the autonomous AI agents, focusing on scalability, model serving, and multi-agent orchestration. Design and maintain robust APIs while integrating essential third-party tools like CAD software and simulation backends into the core platform. Develop backend services to process and serve complex 3D visualizations from simulation and geometric data. Collaborate across ML, frontend, and simulation teams to shape the product and engage directly with early customers to drive infrastructure needs. Make foundational architectural decisions that will define the technical future and scalability of the entire platform. The Essential Requirements Strong backend software engineering experience, with a primary focus on Python. Proven experience in designing, building, and maintaining production-level APIs (FastAPI preferred but Flask and Django also considered). Experience with 3D visualization libraries or tools such as PyVista, ParaView, or VTK. Excellent systems-thinking skills and the ability to reason about the interactions between compute, data, and models. Experience working in fast-paced environments where end-to-end ownership and proactivity are essential. Exceptional communication and collaboration abilities. What Will Make You Stand Out Experience integrating with scientific or engineering software (such as CAD, FEA, or CFD tools). Exposure to agent frameworks, workflow orchestration engines, or distributed systems. Familiarity with model serving frameworks (e.g., TorchServe, Triton) or simulation backends. Previous experience building developer-focused tools or working in high-trust, customer-facing technical roles. If you are interested in this role, please apply with your resume through this site. SEO Keywords for Search Python Backend Engineer, Python Software Engineer, Backend Engineer, Software Engineer, Python Developer, AI Engineer, Machine Learning Infrastructure, MLOps Engineer, Backend Software Engineer (Python), Senior Backend Engineer, AI/ML Engineer, Infrastructure Engineer, FastAPI Developer, PyVista, ParaView, VTK, 3D Visualization, Docker, Kubernetes, Cloud Engineer, AI Platform Engineer, Distributed Systems Engineer, Simulation Software Engineer, CAD Integration, CFD, FEA, Scientific Computing, High-Performance Computing (HPC), Agent Frameworks, Workflow Orchestration, Technical Lead, Staff Engineer. Disclaimer Attis Global Ltd is an equal opportunities employer. No terminology in this advert is intended to discriminate on any of the grounds protected by law, and all qualified applicants will receive consideration for employment without regard to age, sex, race, national origin, religion or belief, disability, pregnancy and maternity, marital status, political affiliation, socio-economic status, sexual orientation, gender, gender identity and expression, and/or gender reassignment. M/F/D/V. We operate as a staffing agency and employment business. More information can be found at attisglobal.com.
    $210k yearly 1d ago
  • Robotic Software Engineer

    Insight Recruitment

    Senior software engineer job in San Francisco, CA

    Robotics Software Engineer (Generalist/Full-Stack) Robotic Software Engineer - Humanoid Robotics Palo Alto, SF Bay Area (Full-time | Onsite) $180k-$200k + equity (flexible for exceptional candidates) We are recruiting building next-generation humanoid robotic systems that combine advanced AI with cutting-edge hardware. Our team moves fast, prototypes aggressively, and puts real robots into the world. We're now hiring a Robotic Software Engineer to help shape our core software stack and accelerate the development of our embodied AI systems. What You'll Work On As part of a small, high-impact engineering team, you will: Build and optimise robotics software in C++ and ROS2 Integrate perception, control, planning, and learning modules Work hands-on with robots to bring up new hardware and run real-world experiments Deploy reinforcement learning / imitation learning policies onto physical robots Develop middleware, interfaces, and tooling that connect AI → hardware Prototype behaviours across diverse robot types (arms, humanoids, mobile platforms, drones) This role directly supports both our AI and hardware teams and has significant ownership from day one. Must-haves: Strong C++ development skills (multi-threading, performance, systems-level) Professional experience with ROS2 Hands-on robotics experience - ideally robot learning on physical hardware Ability to work on real robots (debugging, integration, testing) Generalist mindset and comfort in a fast-paced startup environment Nice-to-haves: Manipulation or kinematics (humanoids, arms, quadrupeds) Controls for mobile robots or drones Sensor/actuator integration, drivers, or middleware experience VR prototyping (Meta Quest or similar) Experience across different robot embodiments Why Join Us Build software that runs on real humanoid robots immediately High ownership within a small, world-class engineering team Competitive compensation + meaningful equity Opportunity to influence architecture, roadmap, and product direction Work at one of the most exciting intersections in tech: AI × robotics
    $180k-200k yearly 3d ago
  • Java Software Engineer (hands-on Quadient Inspire / CCM exp)

    Tranzeal Incorporated

    Senior software engineer job in Oakland, CA

    Tranzeal is an industry leading global Business Transformation Service Provider offering specific consulting services as well as prepackaged, industry specific solutions and services to companies around the world. Our Consulting Services are dedicated to helping our clients maximize their investments in IT and the overall effectiveness and efficiency of the business. Tranzeal s deep industry experience makes us the partner of choice for a growing number of Fortune 1000 companies, midsize enterprises and small businesses worldwide. We are currently looking for 'Senior Software Engineer (Quadient Inspire)' to support one of our clients with the following skills: Requirement: Job Title: Senior Software Engineer (Quadient Inspire) Location: Alpharetta, GA (Local candidates only) Other Accepted Locations: Rancho Cordova, CA | Oakland / San Francisco, CA Duration: 12 Months Contract to Hire Work Authorization: W2 Only Bill Rate: DOE Job Description We are seeking a Senior Software Engineer with strong hands-on experience in the Quadient Inspire Platform to design, develop, and implement customer communication workflows. The ideal candidate will have solid API development experience and the ability to build secure, scalable solutions aligned with enterprise architecture standards. This is a Contract-to-Hire role. Candidates must be local to one of the listed client locations. Fully remote-only candidates may not be considered. Key Responsibilities Design, develop, test, and implement customer communication workflows using Quadient Inspire Build and integrate secure, scalable APIs following architectural guidelines Collaborate with internal and external stakeholders on input/output requirements and system usage Support strategic planning, quality assurance, and compliance with internal controls Assist in troubleshooting and resolving workflow and integration issues Required Technical Skills Quadient Inspire Platform: Designer, Scaler, Content Manager, Automation, Interactive, Approve Workflow API Technologies: REST, SOAP, and other API protocols Programming Languages: Java, JavaScript, Shell Scripting Databases: SQL Version Control: GitHub Experience & Education 5+ years of software engineering experience Bachelor s degree required Master s degree preferred Preferred Skills Experience with Customer Communications Management (CCM) platforms Exposure to Precisely EngageOne platform Engagement & Compliance Details W2 consultants only W2 consultants from a consulting firm on C2C are also workable Sponsorship requirement must be disclosed upfront Candidates must be eligible for conversion to full-time employment Interested candidates or suppliers: Please share resumes with full details to sureshs(at)tranzeal(dot)(com) The national base pay range below is a good-faith estimate of what our client may pay for new hires. Actual pay may vary based on Client's assessment of the candidates knowledge, skills, abilities (KSAs), related experience, education, certifications and ability to meet required minimum job qualifications. Other factors impacting pay include prevailing wages in the work location and internal equity. $80 - $90 per hour on W2.
    $80-90 hourly 1d ago
  • Software Engineer

    Evona

    Senior software engineer job in San Francisco, CA

    Software Engineer - Perception | Los Angeles / San Francisco EVONA is partnering with a pioneering aerospace company developing a new generation of autonomous spacecraft systems. Their mission is to build advanced autonomy and perception pipelines that allow satellites to detect, classify, and understand objects in orbit in real time. This is a rare opportunity to join as one of the first US software hires, giving you direct impact on a high-profile space program while shaping the growth of the US software team. What You'll Do Develop and optimise computer vision & ML algorithms for real-time object detection and characterisation Integrate perception models into onboard flight computers and autonomy pipelines Build sensor models, digital twins, and simulation tools for training and validation Collaborate with international engineering teams while helping expand the US presence Contribute across a small, fast-moving team tackling complex, mission-critical challenges What We're Looking For Strong software engineering skills in C++ and Python Must of worked on Real Time Operating Systems (RTOS) Experience with computer vision, ML frameworks (PyTorch, TensorFlow), and CUDA acceleration Background in real-time/embedded systems, edge computing, or robotics Hands-on experience with perception systems in autonomy, drones, robotics, AR/VR, or self-driving vehicles Minimum 2 years' experience (open to junior through senior levels) Space industry experience not required - we're seeking autonomy and perception engineers who thrive on solving complex, real-world problems Why Join Impact: Apply your autonomy expertise to one of the most exciting frontiers of engineering Ownership: Join as one of the first 3 US hires, shaping both technology and team direction Growth: Help build a US team that will scale significantly in the next phase Compensation & Benefits: $150,000 - $180,000+ depending on level Equity participation Full medical, dental, and vision coverage 401(k) with company match Flexible PTO and paid leave Location & Requirements Los Angeles or San Francisco Must be US Citizen, Green Card holder, or ITAR-eligible For more information, contact Ciara Holmes at EVONA or apply now to take your autonomy career to the next frontier.
    $150k-180k yearly 5d ago
  • Senior Software Engineer - Scaling AI/FinTech Product

    Ikuto

    Senior software engineer job in San Francisco, CA

    Full-time · On-site (San Francisco, CA) $175k-$250k + equity A high-growth VC-backed startup in the AI-driven fintech space is looking for experienced Senior Software Engineers to help expand and harden a platform used by major property and financial services organisations. The company has doubled revenue over the past year and is onboarding increasingly large customers - and now needs strong engineers who can build new product features, improve stability, and help evolve the system beyond its early-stage architecture. You'll work closely with the CTO, senior ICs, and ML/infra specialists, contributing across the stack depending on your strengths. This is a role for someone who enjoys ownership, speed, and solving difficult engineering problems rather than sitting in a narrow product lane. What You'll Work On Build and ship high-impact product features Deliver features across backend, frontend or full-stack depending on experience. Contribute directly to flows involving document analysis, fraud detection, and application processing. Improve automation, reliability and customer onboarding capabilities. Strengthen and modernise the platform Participate in refactoring, cleanup, and architectural stabilisation as the system matures. Improve code quality, observability, and long-term maintainability. Help prepare the codebase to support a much larger engineering organisation (20-40+ engineers over time). Collaborate across the engineering organisation Partner with the CTO and Staff Engineers on core initiatives. Work with ML and infra teams when projects touch model outputs, document processing, or backend systems. Join technical discussions, debugging sessions, and design reviews. What They're Looking For 4-8 years' experience in software engineering. Experience shipping production features in TypeScript/React, Node.js, Python or similar modern stacks. Background in a high-growth startup (Seed → A → B) or an environment where the engineering organisation scaled materially. Comfort working in fast-moving, ambiguous environments with evolving product needs. Evidence of increasing responsibility - promotions, expanded scope, ownership of meaningful projects. Tech Environment Frontend: TypeScript, React Backend: Node.js, Python Infrastructure: GCP Databases: Postgres, BigQuery On-site in San Francisco preferred; hybrid possible for exceptional candidates. Why This Role Stands Out Join a business with real revenue, strong growth, and top-tier backing. Build systems used in the real world by major property and lending organisations. Work directly with a very capable CTO and senior ICs who genuinely care about engineering quality. Make tangible impact across the stack - not just incremental feature work. Strong compensation package: competitive salary + meaningful equity.
    $175k-250k yearly 4d ago
  • Software Development Engineer Test (SDET, Mobile Apps)

    The Fountain Group 4.6company rating

    Senior software engineer job in Alameda, CA

    The Fountain Group is a national staffing firm and we are currently seeking a Test & Development Engineer (Mobile Applications) for a prominent client of ours. This position is in Alameda, CA (Preferred), Milpitas, CA or Portland, OR Details for the position are as follows: Pay: $51-55/hour Locations: Alameda, CA (preferred) | Milpitas, CA | Portland, OR Work Model: First 30 days onsite, then potential hybrid Industry: Medical Device / SaMD (preferred, not required) 🚨 IMPORTANT: Developer-First Role This is not a traditional QA or manual testing role. We are seeking a software developer who specializes in test automation - someone who writes code daily, builds automation frameworks, and enjoys solving problems through development. Candidates who primarily execute existing test scripts or rely on frameworks built by others will not be a fit. About the Role You will play a key role in designing, building, and maintaining automated test solutions for mobile Software as a Medical Device (SaMD) application. This role requires strong hands-on coding ability, comfort being evaluated through a live coding exercise, and experience working across Android and iOS platforms. Automation engineers on this team are expected to author automation, not just run it. What You'll Do Design, write, and maintain automated test scripts for mobile applications (primary responsibility) Develop and enhance automation frameworks (Python-based; migrated from Java) Perform automated and targeted manual testing for Android and iOS applications Execute automated API testing Test on real mobile devices, emulators, and cloud device farms Collaborate closely with Development, Test, Product, and Delivery teams Track work and defects in Jira Contribute to test strategy, maintainability, and continuous improvement Performance is measured on the creation, maintenance, and execution of automation scripts. Required Qualifications 5+ years of hands-on mobile application testing experience Strong software development skills - you write code daily Experience authoring automation scripts from scratch Proficiency in Python (preferred) or strong coding ability in another language with willingness to work in Python Experience with Appium Hands-on testing experience with Android and iOS Automated API testing experience Experience testing on real devices Comfortable completing a live coding challenge during the interview process (no AI use) Nice to Have (Preferred) Java experience Experience in Medical Devices, SaMD, or other highly regulated industries BrowserStack or AWS Device Farm experience IBM ETM (training available) Open-source contributions related to automation or testing tools Who Will Be Successful in This Role Developers who moved into test automation Automation engineers who love to code Candidates who can clearly explain what code they wrote, not just what they executed Engineers comfortable being evaluated on real technical skills
    $51-55 hourly 2d ago
  • Software Engineer

    Skale 3.7company rating

    Senior software engineer job in San Francisco, CA

    I'm hiring an AI Product Engineer for a fast-growing AI start-up that's building agents to automate financial crime workflows. Their tech works like a real analyst inside a browser and internal tools, helping banks cut huge amounts of manual work and stop fraud more effectively. They're small, highly technical, and already seeing strong traction with major institutions. In this role, you'll work across the stack, build end-to-end features, shape new agent capabilities, and help ship production systems that have real impact for customers. We're looking for engineers who: Love building quickly and owning problems end to end Have experience with production systems or AI/ML workflows Communicate clearly and enjoy working with minimal process Want to push what's possible with AI agents in the real world Minimum Bachelor's degree in Computer Science (or adjacent) Their stack is Python, Node, React and Typescript (not a dealbreaker to be experienced with these!) Apply or reach out directly if you're interested!
    $123k-169k yearly est. 2d ago
  • Founding Software Engineer / Protocol Engineer

    The Crypto Recruiters 3.3company rating

    Senior software engineer job in San Francisco, CA

    We are actively searching for a Founding Protocol Engineer to join our team on a permanent basis. In this position you will If you are someone that is impressed with what Hyperliquid has accomplished then this role is for you. We are on a mission to build next generation lending and debt protocols. We are open to both Senior level and Architect level candidates for this role. Your Rhythm: Drive the architecture, technical design, and implementation of our lending protocol. Collaborate closely with researchers to validate and test designs Collaborate with auditors and security engineers to ensure safety of the protocol Participate in code reviews, providing constructive feedback and ensuring adherence to established coding standards and best practices Your Vibe: 5+ years of professional software Engineering experience 3+ years of experience working in Solidity in EVM in production environments, specifically focused in DeFi products 2+ years of experience working with a modern backend languages (Go, Rust, Python, etc) in distributed architectures Experience building lending protocols in a smart contract language Open to collaborating onsite a few days a week at our downtown SF office Our Vibe: Relaxed work environment 100% paid top of the line health care benefits Full ownership, no micro management Strong equity package 401K Unlimited vacation An actual work/life balance, we aren't trying to run you into the ground. We have families and enjoy life too!
    $123k-170k yearly est. 3d ago
  • AI AGENT SOFTWARE ENGINEER (X2)

    Hudson It and Manpower

    Senior software engineer job in San Francisco, CA

    US Citizens - Full Time Role This position offers the chance to directly influence the evolution of customer experience through the development of high-impact AI agents. These agents are designed to operate autonomously across multiple industries, from finance to healthcare to travel, delivering reliable support and intelligent action in place of traditional customer service teams. You will be joining a group of engineers who focus on delivering real functionality. You will help build systems that not only respond but anticipate, interpret, and resolve complex customer needs. These AI agents handle real transactions and high-sensitivity tasks, from resetting passwords and updating personal details to navigating nuanced account issues or completing bookings. This role emphasizes full-cycle ownership. You will take ideas from concept through design and into production. Engineers here work directly with customer-facing teams to gather context, identify pain points, and rapidly prototype improvements that make measurable differences. You will collaborate closely with other engineers, product managers, and operations teams to create agents that are resilient, clear in their logic, and deeply integrated with real-world workflows. What You'll Do Design and build AI-driven agents that can outperform human representatives in efficiency, accuracy, and user satisfaction across both voice and chat platforms. Translate natural language instructions into structured workflows using a unique agent logic framework that blends linguistic flexibility with software-grade precision. Analyze performance data to uncover trends and identify opportunities for large-scale improvements to both platform capabilities and agent behaviors. Experiment with the latest advancements in voice and language models, integrating and tuning them for enterprise reliability, responsiveness, and language coverage. Use real-time observability tools to trace every decision made by an agent, ensuring systems can be audited, understood, and rapidly improved without guesswork. Qualifications What You Bring At least two years of experience as a professional software engineer, working on production systems with real users. A high level of fluency in Python and TypeScript, including comfort with asynchronous operations, error handling, and performance tuning. Strong troubleshooting skills with the ability to dig into complex tech stacks and resolve problems using the best tool for the job, whether that's a profiler, a log aggregator, or raw data inspection. A proactive mindset and a deep curiosity about how AI agents think, how they fail, and how to make them more intelligent and dependable. Open on programming language experience. Looking for people who have a computer science degree from a strong school. Willing to teach everything someone needs to know about AI. Additional Experience That Helps Exposure to multimodal AI systems or voice interface development. Familiarity with enterprise-scale customer experience platforms or conversational automation frameworks. Interest in designing tools that make agent behavior transparent, especially through visualization, testing, and simulation infrastructure. Perks and Benefits Competitive salary with equity options for long-term ownership. Comprehensive health benefits including medical, dental, and vision coverage. Flexible paid time off with a take-what-you-need approach. Daily lunch and snacks provided at the office. A highly collaborative, engineer-led culture focused on iteration, learning, and technical excellence.
    $106k-150k yearly est. 2d ago
  • Java Software Engineer

    Signature It World Inc.

    Senior software engineer job in San Francisco, CA

    We are seeking a skilled and motivated Java Developer to join our software engineering team. The ideal candidate will be instrumental in designing, developing, and maintaining high-performance, scalable Java applications that require complex data management across both relational (SQL) and non-relational (NoSQL) databases. Proven experience as a Java Developer, with 3-8 years of hands-on experience in software development. Strong proficiency in Core Java and object-oriented programming (OOP) principles. Extensive experience with Java frameworks, particularly the Spring ecosystem (Spring Boot, Spring MVC, Spring Data JPA). Proficiency in database technologies, including writing complex queries for SQL (e.g., MySQL, PostgreSQL) and working knowledge of NoSQL databases (e.g., MongoDB). Experience with building RESTful APIs and understanding microservices architecture. Familiarity with version control systems (Git) and build tools (Maven/Gradle). Knowledge of front-end technologies (HTML, CSS, JavaScript) is a plus. Familiarity with cloud platforms (AWS, Azure, or GCP) and containerization (Docker, Kubernetes) is preferred.
    $106k-150k yearly est. 1d ago
  • Software Engineer

    Alexander Chapman

    Senior software engineer job in San Francisco, CA

    What You'll Do You will join a small, elite product pod operating like a founding team inside the company. Your work will directly shape the future of entirely new product lines-from ideation to product-market fit to scaling toward $10M+ ARR. In this role, you will: Drive products from 0 → 1 → 10M ARR, owning development end-to-end. Lead feature creation, product decisions, customer conversations, and full-stack execution. Build high-impact AI products used daily in real industrial workflows (e.g., accounts receivable automation, lead-gen automation, factory operations tools). Collaborate directly with multibillion-dollar enterprise clients to understand pain points and design solutions. Occasionally visit factories and warehouses to observe real users and validate workflows (infrequent but highly impactful). This role is ideal for someone who wants meaningful ownership, fast iteration cycles, and the ability to build products with immediate real-world impact. Who We're Looking For Profile Archetypes We Like We've found people with the following backgrounds thrive in this environment: Early-career engineers (early to mid-20s) with 2-5 years at a high-growth, respected startup Experience at strong companies through internships Involvement in elite tech or founder communities (e.g., Neo, Contrary, 8VC, Dorm Room Fund) Degree in computer science from a strong technical university (Master's degree is a plus) Solid backend engineering skills; full-stack, CI/CD, and infra experience are strong bonuses Bonus: tried starting a company before (even if small or not VC-backed) Mindset & Traits Builder mentality - loves shipping quickly and iterating in the wild Comfortable with ambiguity and owning entire product surfaces Strong customer intuition or willingness to develop it Energized by small teams, high autonomy, and high expectations Excited to build AI products that deliver value from day one
    $106k-150k yearly est. 4d ago
  • Software Engineer

    Vivio, a Public Benefit Corporation

    Senior software engineer job in Hayward, CA

    Mission and Impact: VIVIO Health, a Public Benefit Corporation, is revolutionizing pharmacy benefits management through data and technology. Our foundational principle - "The Right Drug for the Right Person at the Right Price" - drives everything we do. Since 2016, our evidence-based approach has delivered superior health outcomes while reducing costs for self-insured employers and health plans. By ensuring each patient receives the most appropriate medication for their specific condition at a fair market price, we're replacing the obsolete PBM Model with innovative solutions that work better for everyone. Why Join VIVIO? Innovation: Challenge the status quo and shape healthcare's future Impact: Directly influence patient care and help change healthcare delivery Collaboration: Work with passionate teammates dedicated to making a difference Culture: Enjoy autonomy and reliability in a micromanagement-free environment Growth: Expand your opportunities as we expand our business Job Description Position Overview We are seeking an exceptional developer with robust Python skills to join our team. You will play a crucial role in building complex business operations logic. You should have a proven track record of building high-quality software, solving complex problems, and thriving in collaborative environments. Experience in regulated cloud environments like HIPAA or PCI is a plus. We expect a self-motivated individual who thrives in a collaborative environment and shares our commitment to enhancing the cost and quality of healthcare. If you're ready to make an impact, we want to hear from you! Location: Hayward, CA. This is a Hybrid role with a minimum of 3 in-office days. Technical Stack: Languages: Python, PHP Databases: MySQL Infrastructure: AWS or other Cloud experience, CICD Core Responsibilities: Design and develop scalable services and core libraries. Develop batch processing jobs for data imports, reporting, and external integrations. Build and maintain transaction processing systems with complex business rules. Integrate third-party APIs and normalize data across multiple healthcare providers. Implement HIPAA-compliant data handling, logging, and audit systems Write comprehensive tests with proper mocking and maintain CI/CD pipelines. Foster best practices in a lean startup setting through code reviews. Promote knowledge sharing to build a collaborative culture. Optimize architectures and designs through deep understanding of business processes Ensure operational excellence through monitoring, documentation, and deployment automation. Qualifications Required Qualifications: 5+ years of development experience with production systems BS or advanced degree in an engineering discipline or equivalent experience SQL database design and optimization Test-driven development and mocking strategies Experience with data processing Preferred Qualifications: REST API design and integration experience FastAPI or similar framework experience CRM customization experience ETL pipelines and Batch processing systems experience Job orchestration frameworks experience File-based and distributed storage systems Healthcare/pharmacy technology background Strong understanding of building software in regulated environments & security standards such as PCI DSS, ISO 27001, HIPAA, and NIST. Other expectations: Hybrid work arrangement with work from office 3 days a week. Additional Information Compensation and Benefits: Base Salary: $120-$140K/year Bonus Eligible Health benefits, including Medical, Pharmacy, Dental, Vision, and Life insurance Stock Options 401K and company match PTO Opportunity to work for a growing and innovative company. Dynamic and collaborative work environment. The chance to make a real impact with a Public Benefit Corporation. VIVIO Health is an Equal Opportunity Employer. All information will be kept confidential according to EEO guidelines. Please be advised that job opportunities will only be extended after a candidate submits a completed job application and goes through our interview process, including 1:1 and/or group interviews via phone, video conferencing, and/or in-person. All legitimate correspondence from a VIVIO employee will come from our Smart Recruiter Applicant Tracking System "@smartrecruiter.com" or "@viviohealth.com" email accounts.
    $120k-140k yearly 5d ago
  • Senior Full Stack Engineering Lead

    Meeruai

    Senior software engineer job in Pleasanton, CA

    We are hiring: Senior Engineering Lead - Full-Stack, Enterprise SaaS Systems MeeruAI | Pleasanton, California Full-Time or Contract-to-Hire (Minimum 3-Month Contract) | Hybrid MeeruAI is an AI-first enterprise SaaS company building intelligent platforms that help organizations automate workflows, unify data, and deliver real-time insights with enterprise-grade reliability and security. MeeruAI is a global digital transformation and technology services firm known for delivering large-scale enterprise solutions across cloud, data, AI, and platforms, deep domain expertise and engineering rigor, MeeruAI combines startup speed with proven enterprise execution, enabling us to build scalable, production-ready AI systems for modern businesses. About the Role We are seeking a Senior Engineering Lead (Full-Stack) to own the end-to-end architecture, design, and hands-on implementation of complex, enterprise-grade B2B SaaS systems. This is a senior individual contributor role requiring deep technical leadership, strong execution skills, and a passion for building scalable, secure, and high-performance platforms. You will work across frontend, backend, APIs, microservices, and data pipelines, while applying AI-assisted engineering workflows to accelerate delivery and improve quality. As a technical authority, you will collaborate closely with Product, UX, Analytics, Security, and peer engineers to shape platform direction and execution. What You will Do Architect and scale enterprise SaaS systems across frontend, backend, APIs, microservices, and data pipelines Write production-quality code, lead complex refactors, and conduct architecture and design reviews Deliver robust features rapidly using modern engineering practices and AI-accelerated workflows Leverage tools such as GitHub Copilot, Cursor, Replit, Claude/other agents, and PromptPex for coding, refactoring, and testing Validate new ideas through spike-first prototyping and experimentation before full implementation Build cloud-native services for LLMs, RAG pipelines, vector databases, and AI agent workflows Produce high-quality technical documentation, design specs, and internal technical narratives Collaborate cross-functionally with Product, UX, Analytics, and Security teams Define SLOs/SLIs, enhance observability, and ensure systems meet performance, scalability, and availability targets Required Qualifications 12+ years of software engineering experience, focused on enterprise B2B SaaS systems 10+ years of hands-on development building scalable, reliable, modular SaaS platforms Strong proficiency in frontend and backend engineering (React/TypeScript, Node.js or Python, SQL/NoSQL) Deep experience with system design, distributed systems, and cloud platforms (AWS, GCP, or Azure) Familiarity with microservices, containerization, Kubernetes, CI/CD pipelines, and observability tools Proven ability to deliver complex features under tight timelines in high-growth or startup environments Experience integrating AI-assisted developer tools into day-to-day engineering workflows Compensation Salary Range: $145,000 - $160,000 base salary (California market) Work Location Hybrid - Pleasanton, CA This role requires on-site presence at least three (3) days per week in our Pleasanton office. Please apply only if you are currently local to the Pleasanton area. Relocation assistance is not available for this role.
    $145k-160k yearly 2d ago
  • Senior Software Engineer

    Atomus

    Senior software engineer job in San Francisco, CA

    Atomus' mission is to provide world class cybersecurity for the world's most critical organizations. We build security compliance software delivered as managed services sold directly, with relevant professional services and support. Examples of our commercial customers include hypersonic aircraft companies, satellite and space mission systems companies, AI and software companies, among many other companies serving primarily the aerospace and defense industry. At Atomus we are hardworking, we move fast, and we put our customers first. This role is in person, working with the rest of our team in our downtown San Francisco office. Primary Duties: As part of the early engineering team at Atomus, you will be building key infrastructure to scale the foundations of critical products like multiplatform applications (Windows, MacOS, Ubuntu) to help alleviate risk and build compliance and security program for the customers. You will work closely with the Co-Founder and the Customer Success team to build products to support security and compliance for growing customer infrastructure. Building Infrastructural backend engines on cloud-based platforms like Azure and GCP Scaling infrastructure to support multiplatform applications (Windows, MacOS, Ubuntu) Maintaining a deep understanding of the customer's and market needs Architecting engineering processed to enable and inspire security-first thinking Support customer-facing web-based platforms (NextJS, TypeScript, Postgres) You'll also lay the groundwork for engineering and product processes, ensuring that our team can continue to build quickly and serve our customers for years to come. Our stack leverages NextJS, TypeScript, Postgres, Azure, Go, and Electron. We firmly believe that exceptional engineers can master any tech stack, so lack of experience with our specific tools should not deter you from applying. We focus on the ability to ship code quickly and continuously. About You: You have 4+ years of full-time experience in software engineering, specifically in either web-based customer SaaS platforms or multi-platform desktop applications and agents. Strong knowledge of best practices in modern software development such as deployments, CI/CD, Operating Systems, and Databases. Experience working with modern technologies such as NextJS, Postgres, and Azure. You might be a good addition if you: Have worked on security or compliance-based value driven product. Have experience working on large-scale desktop-based applications with cloud-based infrastructure problems. Enjoy understanding the nitty gritty of technical domains deeply. Comfortable with building on all three operating systems. You move quickly, are self-motivated, can roll up your sleeves and are comfortable with ambiguity.
    $118k-164k yearly est. 2d ago
  • Senior Software Engineer

    Premier Group 4.5company rating

    Senior software engineer job in San Francisco, CA

    Founding Engineer On-Site San Francisco, CA $170,000 - $200,000 About: We are seeking versatile Sr Software Engineers who specialize across disciplines - Machine Learning, Data Engineering, and Full-Stack Development. The ideal candidate is willing to get their hands dirty, push boundries, and driven by a need to succeed. You will be ready to work diligently and build rapidly to win the market. You should be prepared to challenge existing concepts and develop alternative solutions. Job Summary: You'll operate at the cutting edge of LLMs, computer vision, and data engineering to automate compliance in precision-focused industries. You'll also collaborat with major global industrial partners. Your work will help build a product that leading organizations will depend on to prevent accidents, protect lives, and transform the way they run their operations. Who You Are: Able to make decisions quickly. Proactive. Comfortable with TypeScript, Python, Docker, LLMs, YOLO, Tesseract, PostgreSQL, AWS, and React Native. Have a history of building products that have been used. Thrive under pressure and within an unstructured environment. What You'll Do: Speak with users and gather their needs, experiences, and problems. Architect systems that will be used daily by others at billion-dollar companies. Build agent-swarm data pipelines that will autonomously audit. Maintain and scale infrastructure. Produce quickly without the fear of perfection. Work directly with the founding team and customers.
    $170k-200k yearly 5d ago
  • Lead Frontend Developer / Manager / AI Software

    The Cypress Group 3.9company rating

    Senior software engineer job in San Francisco, CA

    Our client is a VC-funded SaaS startup located in San Francisco, CA building AI-powered data analytics and documentation soluitions for the biotech and pharmaceutical industries. They are currently looking for a Front-End Engineering Team Lead / Manager to work on-site in their office 3 days / week. Qualified candidates will have 7+ years of experience working with React.js, Typescript, and any exposure to or experience with Python / Django is a plus. Responsibilities include doing architecture, design and hands-on coding ~75% of the time and leadership and management of a team of 4 Developers 25% of the time. Industry experience in B2B SaaS, workplace tools or document management is desired. BSCS or equivalent. Must have startup experience. Experience working in a highly regulated domain involving data privacy and security is preferred. This role is hybrid on-site, in the office 3 days / week in San Francisco, CA. The role features competitive compensation, comprehensive company-paid healthcare benefits, 401k with company matching and potential performance bonus. Please send your resume to ******************* for immediate consideration.
    $132k-165k yearly est. 2d ago
  • Software Engineer

    Acceler8 Talent

    Senior software engineer job in San Francisco, CA

    Software Engineer (Post Training) - San Francisco, CA A company building frontier-scale AI models that automate software engineering and AI research, combining ultra-long context, domain-specific RL, and massive compute infrastructure are looking for a Software Engineer (Post Training) to join their team. What Will I Be Doing: Build and maintain robust, high-performance data pipelines to support large-scale post-training workflows Partner closely with research and applied teams to design strategies for sourcing diverse, targeted datasets at scale Develop creative approaches to generating high-quality synthetic data for model improvement Iterate on dataset filtering, scoring and quality heuristics to improve post-training outcomes Implement, test and operate data infrastructure supporting workloads from gigabytes to hundreds of petabytes What We're Looking For: Exceptional attention to detail and a strong commitment to data quality Ability to write reliable, well-tested production code Comfort learning new tools, languages and frameworks as needed End-to-end experience across data pipelines, from scraping and ingestion through processing and validation High intellectual agility, curiosity and grit to tackle complex, ambiguous problems What's In It for Me: Salary of $225K-$550K dependent on experience + significant equity Great benefits inc. 401(k) with 6% company match, comprehensive health, unlimited PTO Visa sponsorship and SF relocation stipend available Well-funded ($465M+) with backing from top investors Apply now for immediate consideration!
    $106k-150k yearly est. 5d ago

Learn more about senior software engineer jobs

How much does a senior software engineer earn in Walnut Creek, CA?

The average senior software engineer in Walnut Creek, CA earns between $101,000 and $190,000 annually. This compares to the national average senior software engineer range of $86,000 to $151,000.

Average senior software engineer salary in Walnut Creek, CA

$139,000

What are the biggest employers of Senior Software Engineers in Walnut Creek, CA?

The biggest employers of Senior Software Engineers in Walnut Creek, CA are:
  1. Joby Aviation
  2. Technacity Group
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