Back End Developer
Web developer job in Mountain View, CA
🚀 Senior Backend Engineer (Node.js / TypeScript / GraphQL)
📍 Hybrid (3x/week) - Mountain View, CA
💼 Contract | $70-80/hour
We're partnering with a venture-backed, data-driven technology company building the next generation of platforms for data search, consolidation, and analytics. This is a hands-on senior-level role for engineers who thrive in fast-moving, high-ownership environments.
Why this role stands out
Real technical ownership - not just tickets
Complex, meaningful data and API challenges
Startup-like culture with senior autonomy
Exposure to AI/ML-powered features (nice to have)
Hybrid flexibility + strong hourly rate
What you'll be working on
Building and scaling backend APIs using Node.js, TypeScript, and NestJS
Designing and maintaining GraphQL APIs (Apollo Server)
Working with structured data, ETL mappings, and backend integrations
Integrating external services and APIs
Writing high-quality unit & integration tests (Jest)
Collaborating in an Agile environment
Supporting and guiding other engineers through code reviews and technical discussions
What we're looking for
Strong experience as a Senior Backend Engineer
Deep hands-on knowledge of:
Node.js
TypeScript
NestJS
GraphQL (Apollo)
Solid testing experience with Jest
Comfortable working with data-heavy systems
Experience using Git/GitHub
Nice to have
Experience with Google Cloud Platform
Exposure to AI/ML-related backend work
Background in startup or scale-up environments
✨ If you're a senior who enjoys ownership, ambiguity, and building impactful backend systems, this is a great opportunity.
👉 Interested? Apply Now!
Back End Developer
Web developer job in Santa Clara, CA
Onsite - 3 Days a week
Responsibilities:
• Design, build, test, monitor, manage and maintain tool chains for critical functions.
• Automate technologies to improve the velocity and quality of engineering efforts.
Requirements:
• BS/MS Computer Science/Engineering Degree
• Deep knowledge of one or more languages including shell, Perl, Python, Java and/or Ruby
• Background in object-oriented programming
• Understanding of data structures, data modeling and software architecture
• Deep knowledge of math, probability, statistics, and algorithms is a plus
• Excellent organizational, time management, and communication skills
• Ability to think critically and to formulate solutions to problems in a clear, concise, and timely manner.
• Expertise in Database administration and SQL
• Ability to visualize a proposed system and be able to build it
• Experience with ASIC standard verification tools, languages, and flows is a plus.
Software Engineer
Web developer job in Santa Rosa, 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!
Founding Software Engineer - AI/LLM/Multimodal
Web developer job in Santa Rosa, 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
UI/UX Product Designer
Web developer job in Sunnyvale, CA
This blended role combines the strategic responsibilities of a Product Manager with the creative and technical expertise of a UI/UX Designer. You will own the end-to-end product lifecycle-from ideation and requirements gathering to design, development, and launch-while ensuring that every product delivers a seamless and delightful user experience.
Product Management Duties:
Conduct market research, user interviews, and surveys to identify customer needs and prioritize features.
Translate business requirements into user stories detailing actionable product specifications. Work closely with development and QA to address questions, clarify use cases
Develop and maintain product roadmaps aligned with company objectives.
Manage vendor selection and oversee implementation for third-party integrations.
Collaborate with marketing on product positioning, messaging, and launch campaigns.
Coordinate with operations to ensure readiness for new releases, including training and support.
Track project progress, manage risks, and ensure timely delivery within scope and budget.
Lead release planning and maintain communication plans for stakeholders.
UI/UX Design Duties:
Define UX strategy across web and mobile platforms.
Create user flows, wireframes, high-fidelity mockups, and interactive prototypes.
Think through corner cases and negative scenarios
Establish and maintain design systems, including typography, color palettes, and iconography.
Ensure responsive design principles are applied across all interfaces.
Conduct usability testing and iterate designs based on feedback.
Produce assets for web applications, marketing campaigns, and social media.
Stay current with design trends and continuously improve design processes.
Required Qualifications:
BA/BS degree in Design, Computer Science, or related field.
3-5 years of experience in product management and UI/UX design.
Proven track record of delivering web/mobile applications from concept to launch.
Proficiency in design tools (Figma, Adobe Creative Suite, Excalidraw, UXPin) and prototyping platforms.
Familiarity with HTML, CSS, and JavaScript for design implementation.
Demonstrated capability to appropriately leverage AI for enhanced productivity.
Strong analytical and decision-making skills; ability to work with limited data.
Excellent communication and influencing skills across cross-functional teams. Demonstrated strong writing
Skills:
Ability to manage multiple projects and meet deadlines.
Preferred Qualifications:
PMP or equivalent project management certification.
Agile development experience
Experience in real estate or real estate technology.
Knowledge of the five Bay Area counties that comprise the MLSL service area.
Working knowledge of Azure .NET environment.
Background in software development processes and agile methodologies.
KPIs and Success Metrics:
Product adoption rate and user engagement metrics.
User satisfaction scores (e.g., NPS, usability ratings).
Consistency and quality of UI/UX design across platforms.
Cross-functional collaboration effectiveness and stakeholder feedback.
Reduction in design-related defects and post-launch issues.
Achievement of roadmap objectives within defined timelines and budgets.
Robotic Software Engineer
Web developer 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
Software Engineer
Web developer 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!
Founding Software Engineer / Protocol Engineer
Web developer 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!
Software Engineer
Web developer 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
Software Engineer
Web developer job in San Francisco, CA
Founding Engineer
$140K - $200K + equity
San Francisco (Onsite Role)
Direct Hire
A fast growing early-stage start who recently secured a significant amount at Seed is actively hiring 3x software engineers to join their founding team. They're looking for people who are scrappy, move fast, challenge assumptions, and are driven to win. They build quickly and expect teammates to push boundaries.
Who You Are
Make quick, reversible (“two-way door”) decisions
Proactively fix problems before being asked
Comfortable working across a modern engineering stack (e.g., TypeScript, Python, containerisation, ML/LLM tooling, databases, cloud environments, mobile frameworks)
Have built real, shipped products
Thrive in ambiguity and fast-moving environments
What You'll Do
Talk directly with users to understand their workflows, pain points, and needs
Architect systems that support large enterprise usage
Build automated pipelines and intelligent agents that process and verify large volumes of data
Maintain scalable, robust infrastructure
Ship quickly - progress over perfection
The Reality
You'll work closely with the founding team and directly with customers
User value beats hype, trends, and “cool tech”
Expect a demanding, high-output culture
If you're a Software Engineer with 2 + years' experience and want to work in a growing start-up, please do apply now for immediate consideration.
Software Engineer - Runtime
Web developer job in Santa Clara, CA
We're a Series A and we need a systems-savvy engineer who can architect, optimize, and turbocharge our multi-target runtime from day one.
If concurrent programming is your playground, C++14 is your native language, and you think in cache lines, pipelines, and memory hierarchies, this role puts you at the heart of the action.
What You'll Do
Design, build, and continually improve our multi-target runtime
Apply cutting-edge parallelization + partitioning techniques to generate and exploit highly optimized kernels
Rapidly prototype ideas and validate them with real data
What You Bring
Deep expertise in asynchronous + concurrent programming
4+ years of modern C/C++
Strong grasp of hardware architecture (scalar vs vector, memory hierarchies, etc.)
Knowledge of OS kernel or hypervisor development
Bonus Points
CUDA/ROCm library experience
GPU programming background
HPC experience
MS/PhD in CS or equivalent
Familiarity with PyTorch, JAX, Triton
Experience wrangling large compute clusters
Why You'll Love It
You'll own critical, performance-sensitive systems that sit at the core of our stack; shaping how next-gen ML models run across diverse hardware. High impact, deep tech, zero bureaucracy.
If you want to engineer at the limits of performance and help build a runtime that changes the game let's talk!
Software Engineer
Web developer job in Mountain View, CA
Job Title: Software Engineer (All Levels) - Mountain View, CA
Team: Core Engineering
Employment Type: Full-Time
About the Role:
We're building a transformative real-world product that operates at the intersection of autonomy, connectivity, and scale. As part of our growing engineering team in Mountain View, you'll contribute to a cutting-edge system that brings together diverse areas of software-from low-level hardware integration to high-level user experience.
We're looking for engineers at all levels who thrive in collaborative environments and enjoy solving complex, real-world challenges. Whether your expertise lies in distributed systems, computer vision, full stack development, embedded systems, or data pipelines, there's a place for you here.
What You'll Do:
Your contributions will vary based on your expertise, but opportunities include:
Building scalable distributed systems for real-time processing and coordination
Developing and refining perception pipelines and ML-driven computer vision systems
Designing, implementing, and testing embedded software with real-world constraints (latency, power, bandwidth)
Creating intuitive web interfaces and backend APIs for monitoring, control, and insights
Architecting robust QA frameworks to support system-level reliability and automation
Enhancing connectivity and wireless performance in dynamic, multi-device environments
Working on advanced control algorithms and sensor fusion pipelines to ensure safe, stable operation
We're Looking For Engineers Who:
Are passionate about building resilient, high-performance systems
Have strong fundamentals in computer science or electrical engineering
Value code quality, testability, and performance
Can collaborate across disciplines (hardware, software, data)
Are comfortable working in a fast-moving, iterative environment
Preferred Experience (You don't need all of these):
Experience with C++, Python, Go, or Rust
Background in real-time systems or embedded development
Familiarity with machine learning, computer vision, or sensor fusion
Knowledge of cloud platforms and scalable infrastructure (e.g., Kubernetes, AWS)
Prior work on autonomous systems, robotics, or high-reliability systems
Why Join Us:
This is your chance to work on a product that operates in the physical world and has a direct impact on safety, autonomy, and connectivity. You'll work alongside a highly skilled, mission-driven team in a collaborative and supportive environment. We're building something unique-and we'd love for you to be a part of it.
Backend Software Engineer - Cloud Services
Web developer job in Sunnyvale, CA
About Company,
Droisys is an innovation technology company focused on helping companies accelerate their digital initiatives from strategy and planning through execution. We leverage deep technical expertise, Agile methodologies, and data-driven intelligence to modernize systems of engagement and simplify human/tech interaction.
Amazing things happen when we work in environments where everyone feels a true sense of belonging and when candidates have the requisite skills and opportunities to succeed. At Droisys, we invest in our talent and support career growth, and we are always on the lookout for amazing talent who can contribute to our growth by delivering top results for our clients. Join us to challenge yourself and accomplish work that matters.
We're hiring Backend Software Engineer - Cloud Services in Sunnyvale, CA .
What You'll Do
Take full ownership of your services: drive the design, contribute new features, participate in peer reviews, and deliver production-ready solutions.
Develop software primarily in Java and Python.
Work with Kubernetes or be willing to quickly ramp up on container orchestration.
Own end-to-end responsibility for major features and subsystems-from refining requirements to successful deployment in customer environments.
Manage operational health of your services, including telemetry, metrics, and rapid production issue detection.
Ensure high code quality through early testing, functional verification, and integration testing.
Collaborate closely with Product Management to clarify scope, finalize requirements, and plan delivery.
What You'll Bring
Bachelor's degree in Computer Science or similar field (Master's preferred).
3+ years of experience building scalable, distributed systems.
A strong passion for building software, learning new technologies, and collaborating in a team environment.
Hands-on experience with AWS, Azure, or GCP, particularly at the programming/API level.
Background in networking or security is a plus.
Proficiency in Java and/or Python, with familiarity using REST APIs.
Experience with CloudFormation or Terraform is beneficial.
Knowledge of Spring or similar backend frameworks.
Understanding of Kubernetes, Docker, and containerized environments is helpful.
Familiarity with classic Gang of Four design patterns.
Droisys is an equal opportunity employer. We do not discriminate based on race, religion, color, national origin, gender, gender expression, sexual orientation, age, marital status, veteran status, disability status or any other characteristic protected by law. Droisys believes in diversity, inclusion, and belonging, and we are committed to fostering a diverse work environment
Founding Software Engineer - AI/LLM/Multimodal
Web developer 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
Software Engineer
Web developer job in Fremont, 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!
Software Engineer
Web developer job in Santa Rosa, CA
Founding Engineer
$140K - $200K + equity
San Francisco (Onsite Role)
Direct Hire
A fast growing early-stage start who recently secured a significant amount at Seed is actively hiring 3x software engineers to join their founding team. They're looking for people who are scrappy, move fast, challenge assumptions, and are driven to win. They build quickly and expect teammates to push boundaries.
Who You Are
Make quick, reversible (“two-way door”) decisions
Proactively fix problems before being asked
Comfortable working across a modern engineering stack (e.g., TypeScript, Python, containerisation, ML/LLM tooling, databases, cloud environments, mobile frameworks)
Have built real, shipped products
Thrive in ambiguity and fast-moving environments
What You'll Do
Talk directly with users to understand their workflows, pain points, and needs
Architect systems that support large enterprise usage
Build automated pipelines and intelligent agents that process and verify large volumes of data
Maintain scalable, robust infrastructure
Ship quickly - progress over perfection
The Reality
You'll work closely with the founding team and directly with customers
User value beats hype, trends, and “cool tech”
Expect a demanding, high-output culture
If you're a Software Engineer with 2 + years' experience and want to work in a growing start-up, please do apply now for immediate consideration.
Founding Software Engineer / Protocol Engineer
Web developer job in Santa Rosa, 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!
Software Engineer
Web developer job in Sonoma, 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!
Software Engineer
Web developer job in Fremont, CA
Founding Engineer
$140K - $200K + equity
San Francisco (Onsite Role)
Direct Hire
A fast growing early-stage start who recently secured a significant amount at Seed is actively hiring 3x software engineers to join their founding team. They're looking for people who are scrappy, move fast, challenge assumptions, and are driven to win. They build quickly and expect teammates to push boundaries.
Who You Are
Make quick, reversible (“two-way door”) decisions
Proactively fix problems before being asked
Comfortable working across a modern engineering stack (e.g., TypeScript, Python, containerisation, ML/LLM tooling, databases, cloud environments, mobile frameworks)
Have built real, shipped products
Thrive in ambiguity and fast-moving environments
What You'll Do
Talk directly with users to understand their workflows, pain points, and needs
Architect systems that support large enterprise usage
Build automated pipelines and intelligent agents that process and verify large volumes of data
Maintain scalable, robust infrastructure
Ship quickly - progress over perfection
The Reality
You'll work closely with the founding team and directly with customers
User value beats hype, trends, and “cool tech”
Expect a demanding, high-output culture
If you're a Software Engineer with 2 + years' experience and want to work in a growing start-up, please do apply now for immediate consideration.
Founding Software Engineer / Protocol Engineer
Web developer job in Fremont, 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!