Lead developer jobs in Sunnyvale, CA - 8,438 jobs

A leading technology company located in California seeks an experienced product marketer to join its team. This role involves leading go-to-market strategies for the CUDA-X libraries, creating compelling content, and engaging with various stakeholders. Ideal candidates will have over 12 years of experience in technology marketing and a solid understanding of NVIDIA's platforms, along with strong public speaking skills. Competitive salary offered up to $287,500 plus equity. #J-18808-Ljbffr

A leading venture capital firm is seeking an Associate Director for Capital Formation and Investor Relations. The successful candidate will cover relationship development, manage limited partners, and analyze venture capital market data. Strong communication and analytical skills are essential, along with a minimum of 8 years of relevant experience. The anticipated salary is between $253,000 and $295,000, with various benefits including health insurance and a 401K plan. #J-18808-Ljbffr

A leading technology solutions provider is looking for a Senior Lead Thermal Engineer in San Jose, CA. The role involves leading the thermal design of high-end electronics cooling solutions for AI servers and other systems. Candidates should have a Master's degree in Engineering, preferably in Thermodynamic Engineering, and a solid foundation in thermal modeling, heat transfer, and fluid mechanics. Join a team committed to innovation and quality. #J-18808-Ljbffr

A global technology company in San Jose is seeking a Principal UEFI Firmware Design Engineer to lead the development of UEFI firmware for data center environments. The role requires extensive experience and expertise in firmware development, particularly for ARM-based servers. Responsibilities include driving feature development, collaborating with ODM partners, and ensuring high-quality firmware deliverables. The position offers a competitive salary range of $253,300 to $342,700 annually, along with a commitment to professional growth and inclusivity. #J-18808-Ljbffr

A leading tech company in RF technology is seeking a Senior Staff RF Filter Designer to lead the development of advanced filter solutions. This role involves integrating cutting-edge design methodologies and collaborating across RF design, technology, and software teams. The ideal candidate will have over 10 years of experience in RF or analog design, a master's or PhD in Electrical Engineering, and a strong leadership presence. The position offers a hybrid work schedule and a comprehensive benefits package, including competitive salary, medical insurance, and tuition reimbursement. #J-18808-Ljbffr

A global technology company in San Francisco seeks a Principal Engineer to lead the development of AI-driven developer tools. This senior role involves architecting long-term strategies, influencing cross-functional projects, and driving significant improvements in engineering efficiency. Candidates should have over 15 years of experience in software engineering, demonstrated technical leadership, and expertise in applying AI to enhance productivity. This role offers a competitive salary in a dynamic tech environment. #J-18808-Ljbffr

A leading cloud platform for insurers is looking for a Manager, Workday Technology in San Mateo, California. This role involves providing functional and technical leadership of the Workday platform, managing a high-performing team, and driving initiatives for optimization and integration. The ideal candidate has over 8 years of Workday experience, including team management, and a Bachelor's degree in a relevant field. Competitive salary and benefits offered. #J-18808-Ljbffr

A leading biopharmaceutical company is seeking a Principal Scientist in Analytical Ops in Foster City, California. The role involves leading analytical development, mentoring scientists, and ensuring product quality for biologics. Ideal candidates will have extensive experience in analytical method development and a strong background in regulatory compliance. The position offers an opportunity to work in a collaborative environment that supports innovation and patient-centric solutions. #J-18808-Ljbffr

Job Title: Salesforce Developer with Agentforce Duration: Phase 1 - Jan 19 to Feb 27 We have an immediate requirement for an Onshore Salesforce Agentforce Developer to support a Salesforce AI program that has already been approved and is currently kicking off. This role will be part of a Salesforce-on-Salesforce implementation leveraging Agentforce to build AI-driven capabilities. The initial phase of the project focuses on using Agentforce to generate Salesforce certification exam items by analysing Salesforce and developer documentation. The engagement is expected to continue beyond Phase 1 based on project needs and performance. Key Responsibilities Design and develop AI-driven solutions using Salesforce Agentforce Implement Salesforce-on-Salesforce use cases leveraging Salesforce and developer documentation Build and optimize logic for generating certification exam items using Agentforce Collaborate closely with Salesforce architects, AI teams, and stakeholders Ensure code quality, scalability, and alignment with Salesforce best practices Participate in technical discussions, reviews, and solution design sessions Required Skills & Experience Strong experience as a Salesforce Developer Hands-on experience with Agentforce (mandatory) Solid understanding of Salesforce platform capabilities and architecture Experience working with Salesforce documentation, metadata, and developer resources Ability to work independently in a fast-paced, AI-driven project environment Excellent communication skills (onshore role requiring stakeholder interaction)

About xAI xAI's mission is to create AI systems that can accurately understand the universe and aid humanity in its pursuit of knowledge. Our team is small, highly motivated, and focused on engineering excellence. This organization is for individuals who appreciate challenging themselves and thrive on curiosity. We operate with a flat organizational structure. All employees are expected to be hands-on and to contribute directly to the company's mission. Leadership is given to those who show initiative and consistently deliver excellence. Work ethic and strong prioritization skills are important. All engineers are expected to have strong communication skills. They should be able to concisely and accurately share knowledge with their teammates. About the Role We are seeking a talented Site Reliability Engineer (SRE) to join our SuperComputing team. In this role, you'll ensure the reliability, scalability, and performance of our high-performance computing (HPC) infrastructure, powering cutting-edge AI research. You'll collaborate with cross-functional teams to build and maintain systems that support massive-scale data processing and model training. You\'ll ensure Grok stays reliable for millions while inventing new approaches at the intersection of SRE and cutting-edge AI to help define the future of AI reliability engineering. What You'll Do Design, implement, and maintain robust, scalable infrastructure for supercomputing environments. Monitor and optimize system performance, ensuring high availability and minimal downtime. Develop automation tools and scripts to streamline operations and improve system reliability. Troubleshoot complex issues across distributed systems, networks, and storage solutions. Collaborate with AI researchers and engineers to support compute-intensive workloads. Implement security best practices to protect sensitive data and infrastructure. Contribute to capacity planning and disaster recovery strategies. Participate in an on-call rotation to ensure 24/7 system reliability. Ideal Experiences Bachelor's degree in Computer Science, Engineering, or a related field (or equivalent experience). 3+ years of experience in site reliability engineering, DevOps, or systems engineering. Proficiency in Linux system administration and scripting (e.g., Python, Bash). Experience with containerization (e.g., Docker, Kubernetes) and cloud platforms (e.g., AWS, GCP, Azure). Strong understanding of networking, distributed systems, and storage technologies. Familiarity with HPC environments, GPU clusters, or large-scale data processing. Excellent problem-solving skills and ability to work in a fast-paced, dynamic environment. Strong communication skills and a collaborative mindset. Bonus: Experience with Infrastructure as Code (e.g., Terraform, Ansible) or monitoring tools (e.g., Prometheus, Grafana). Location This role is based in the Bay Area (San Francisco and Palo Alto). Candidates are expected to be located near the Bay Area or open to relocation. Tech Stack Languages: Rust, Python, C++, Golang Interview Process Application Review: Submit your CV and a statement of exceptional work. Our team will review your application to assess fit. Phone Interview (45 minutes): A brief conversation with a team member to discuss your background, key accomplishments, and motivation. Main Interview Process 1 Coding assessment: Solve problems in Rust, Python, C++, or Golang 1 Skill Specific Technical Interview: Demonstrate practical skills in a live problem-solving session. 1 SRE/System Case Study: Analyze and solve a complex, real-world system design or operational problem, demonstrating your technical expertise, problem-solving skills, and ability to optimize system reliability and performance. Project Deep-Dive: Present your past exceptional work to a small audience. Annual Salary Range $180,000 - $440,000 USD Benefits Base salary is just one part of our total rewards package at xAI, which also includes equity, comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short & long-term disability insurance, life insurance, and various other discounts and perks. xAI is an equal opportunity employer. California Consumer Privacy Act (CCPA) Notice #J-18808-Ljbffr

Salesforce Technical Architect - Data Cloud Duration: 6-Month Contract Rate: Up to $120 an hour We are seeking a Salesforce Technical Architect with deep Data Cloud expertise to design, implement, and scale a modern Salesforce data architecture. This role will focus on data ingestion, identity resolution, integrations, and real-time activation across Sales, Service, and Marketing Cloud. Key Responsibilities Architect and lead Salesforce Data Cloud implementations, including data ingestion, harmonization, identity resolution, and segmentation Design and oversee complex integration architectures using Salesforce APIs, middleware platforms, and event-driven patterns Enable real-time data activation across Sales Cloud, Service Cloud, and Marketing Cloud Define Salesforce data models, governance frameworks, and performance optimization strategies Lead hands-on development efforts using Apex, LWC, SOQL/SOSL, and advanced automation Establish and enforce technical standards, CI/CD pipelines, and deployment governance Provide technical leadership and mentorship to Salesforce developers and engineers Partner with data, marketing, and operations teams to align data strategy with business outcomes Requirements 8+ years of Salesforce technical experience, including architect-level responsibilities Proven hands-on experience implementing Salesforce Data Cloud Strong expertise in Apex architecture, integrations, and performance tuning Experience with CI/CD tools, DevOps practices, and release management Strong understanding of data platforms, identity management, and analytics enablement Salesforce Technical Architect or advanced developer certifications preferred

Are you looking to advance and expand your technical career to new heights in a full-time, W-2 position? What if an organization existed solely for the purpose of investing in YOU, being of service to YOU, showing you how, and supporting you every step of the way? Let's make it happen - together! Please fill out the Google form for immediate assistance: https://tinyurl.com/ConsultantCareerForm What This Role Requires: 2-5 years of experience in software development using Java after your degree. Must have Java or C# experience (one or the other). Should understand basics of OOP (Object Oriented Program) concepts. Hands-on experience in XML, SQL, JavaScript/CSS/JQUERY/HTML or SON preferred. Familiarity with version control systems like Git Eagerness to learn and adapt to new technologies, frameworks, and best practices in the rapidly evolving Android ecosystem Basic understanding of computer science concepts like data structures, algorithms, software architecture, and design patterns. To Qualify: You should be willing to relocate anywhere in the US on a client project-to-project basis, as this is an onsite, in-office position. Strong English communication skills, both written and verbal. Bachelor's degree in computer science, Information Systems, Electrical Engineering, Mathematics, or a related quantitative field. What's In It For YOU? Gain valuable, career-enhancing experience working with our Fortune 1,000 clients. Receive relocation support for training and project assignments, as required. Enjoy comprehensive W2 employee benefits. Access full coverage medical, dental, and vision insurance. Qualify for 401K eligibility after one year of employment. Company Highlights: Our Specialization: Providing IT consulting services. Experience: Over 25 years of combined domestic and international expertise in IT consulting serving hundreds of Fortune 1,000 and innovative startup clients. Interested in accelerating your tech career through career-enhancing IT consulting experience? Do you meet the required qualifications? If so, apply today! We look forward to hearing from you.

We're partnering with a fast-growing healthcare AI company building production-grade software that connects advanced machine-learning models directly into real clinical workflows. This role sits at the intersection of full-stack engineering, cloud infrastructure, and data-intensive systems supporting clinician-facing applications. You'll work on systems that handle voice-driven clinical documentation, structured report generation, and backend services that operate at scale in a regulated environment. What You'll Work On: Build and operate full-stack services supporting clinician workflows and AI-powered applications Develop systems that transform voice dictation and model outputs into structured clinical reports Create workflows for drafting, editing, and final clinician sign-off Design and maintain low-latency, scalable backend services in the cloud Work with large volumes of structured and unstructured data, including metadata and model outputs Partner closely with machine-learning and infrastructure teams to bring inference into production Own services end-to-end: design, implementation, deployment, and ongoing reliability What We're Looking For: Demonstrated ability to build and ship full-stack systems in production environments Experience designing, deploying, and operating cloud-based services (AWS preferred) Comfort owning API-driven, data-intensive systems Experience working with distributed systems and production reliability concerns Familiarity with a modern backend stack, such as: AWS (e.g., EC2, S3, ECS/EKS, IAM, monitoring/logging tools) Python-based backend services (e.g., FastAPI or similar frameworks) Relational databases (e.g., PostgreSQL or equivalent) Strong ownership mindset and sound engineering judgment This team is not credential-driven - they value clear evidence of impact, technical depth, and the ability to own complex systems. Nice to Have: Experience with report generation, document workflows, or structured text pipelines Exposure to ML inference pipelines or AI-powered production systems Background working in healthcare or other regulated environments

We're seeking a Full Stack Software Engineer with strong backend development skills in Python and frontend expertise in React.js. You'll help design, implement, and scale full stack web applications that are secure, performant, and user-centric. Responsibilities Architect, build, and maintain backend services using Python (FastAPI, Flask, Django) Design and implement dynamic and responsive frontends using React.js and/or Vue.js Create and consume RESTful and GraphQL APIs Build reusable components and libraries for frontend use Collaborate across teams to gather requirements, define solutions, and ensure quality Optimize performance and scalability of applications Write unit, integration, and end-to-end tests across the stack Participate in peer code reviews and provide mentorship where appropriate Required Qualifications 5+ years of experience in full stack development M.S. degree in relevant domain required Proficiency with Python and one or more major web frameworks (e.g., FastAPI, Django) Advanced skills in React.js, including Hooks, Context, and state management libraries (e.g., Redux, Zustand) Experience with Vue.js or interest in working across multiple frontend frameworks Familiarity with modern frontend tooling: Webpack, Vite, Babel, ESLint Solid experience with HTML5, CSS3, SASS/SCSS, and responsive UI design Strong understanding of RESTful services, API security, and performance optimization Knowledge of relational databases (PostgreSQL, MySQL) and NoSQL options (MongoDB, Redis) Git and CI/CD best practices (GitHub Actions, CircleCI, GitLab CI) Strong communication skills and a collaborative approach to engineering Preferred Qualifications Familiarity with TypeScript Experience with cloud platforms (AWS, GCP, or Azure) Experience with Docker, Kubernetes, or container orchestration GraphQL and Apollo Client experience Familiarity with microservice architecture Experience working with real-time data (WebSockets, MQTT)

Select how often (in days) to receive an alert: Senior Lead Engineer, Electrical Design The Senior Lead Engineer, Hardware Design works with cross functional teams with other designers, customers, manufacturing engineering and project leadership to ensure robust and high quality product development. Enhance designs with feedback from reviews in areas such as manufacturing, test, supply chain, reliability, industrial design and simulations. Provide support throughout the manufacturing process of the electrical/mechanical system that they have designed. The Senior Lead Engineer, Hardware Design (Electrical) develops new electrical systems/circuits for various applications. Research system ideas and draw up plans for these systems, and capture them in schematics and system specifications. Test, simulate, validate and qualify their systems and make adjustments as needed The Senior Lead Engineer, Hardware Design (Mechanical) develops new mechanical systems/modules and maintains existing designs. Research mechanical concepts and create system solutions using 3D modeling and simulation software. Complete calculations and test, validate, and qualify their systems and make adjustments as needed. Detailed Description Performs tasks such as, but not limited to, the following: Lead the design, development and implementation of technical solutions in multiple domains. Participate in project planning and scheduling. Provide technical leadership and direction to a team of engineers. May be a recognised expert (go to person) in one or more technical areas Review, interpret and may negotiate customer requirements/specifications and provide customer feedback Lead the deployment of strategic programs and coordinate site-wide deployment efforts. Proactively promote industry best practices May manage relationships with key vendors/partners. Research systems ideas and will draw up plans for these systems Design, modify and implement systems that meet customer and Celestica needs. Create designs in line with Celesticas procedures, regulations and customer standards Keep up to date with relevant industry knowledge and regulations Solve complex problems Liaison with suppliers, customers, contractors, and other internal teams. Recommend system modifications Physical Demands Duties of this position are performed in a normal office environment. Duties may require extended periods of sitting and sustained visual concentration on a computer monitor or on numbers and other detailed data. Repetitive manual movements (e.g., data entry, using a computer mouse, using a calculator, etc.) are frequently required. Occasional travel may be required. Typical Experience 7 to 10 years in a similar role or industry. Typical Education Bachelor degree or consideration of an equivalent combination of education and experience. Educational Requirements may vary by Geography Notes This job description is not intended to be an exhaustive list of all duties and responsibilities of the position. Employees are held accountable for all duties of the job. Job duties and the % of time identified for any function are subject to change at any time. Celestica is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, pregnancy, genetic information, disability, status as a protected veteran, or any other protected category under applicable federal, state, and local laws. This policy applies to hiring, promotion, discharge, pay, fringe benefits, job training, classification, referral and other aspects of employment and also states that retaliation against a person who files a charge of discrimination, participates in a discrimination proceeding, or otherwise opposes an unlawful employment practice will not be tolerated. All information will be kept confidential according to EEO guidelines. Celestica is an E-Verify employer. COMPANY OVERVIEW: Celestica (NYSE, TSX: CLS) enables the world's best brands. Through our recognized customer-centric approach, we partner with leading companies in Aerospace and Defense, Communications, Enterprise, HealthTech, Industrial, Capital Equipment and Energy to deliver solutions for their most complex challenges. As a leader in design, manufacturing, hardware platform and supply chain solutions, Celestica brings global expertise and insight at every stage of product development - from drawing board to full-scale production and after-market services for products from advanced medical devices, to highly engineered aviation systems, to next-generation hardware platform solutions for the Cloud.Headquartered in Toronto, with talented teams spanning 40+ locations in 13 countries across the Americas, Europe and Asia, we imagine, develop and deliver a better future with our customers. Celestica would like to thank all applicants, however, only qualified applicants will be contacted. Celestica does not accept unsolicited resumes from recruitment agencies or fee based recruitment services. #J-18808-Ljbffr

Job Title: Salesforce Developer with Agentforce Duration: Phase 1 - Jan 19 to Feb 27 We have an immediate requirement for an Onshore Salesforce Agentforce Developer to support a Salesforce AI program that has already been approved and is currently kicking off. This role will be part of a Salesforce-on-Salesforce implementation leveraging Agentforce to build AI-driven capabilities. The initial phase of the project focuses on using Agentforce to generate Salesforce certification exam items by analysing Salesforce and developer documentation. The engagement is expected to continue beyond Phase 1 based on project needs and performance. Key Responsibilities Design and develop AI-driven solutions using Salesforce Agentforce Implement Salesforce-on-Salesforce use cases leveraging Salesforce and developer documentation Build and optimize logic for generating certification exam items using Agentforce Collaborate closely with Salesforce architects, AI teams, and stakeholders Ensure code quality, scalability, and alignment with Salesforce best practices Participate in technical discussions, reviews, and solution design sessions Required Skills & Experience Strong experience as a Salesforce Developer Hands-on experience with Agentforce (mandatory) Solid understanding of Salesforce platform capabilities and architecture Experience working with Salesforce documentation, metadata, and developer resources Ability to work independently in a fast-paced, AI-driven project environment Excellent communication skills (onshore role requiring stakeholder interaction)

Salesforce Technical Architect - Data Cloud Duration: 6-Month Contract Rate: Up to $120 an hour We are seeking a Salesforce Technical Architect with deep Data Cloud expertise to design, implement, and scale a modern Salesforce data architecture. This role will focus on data ingestion, identity resolution, integrations, and real-time activation across Sales, Service, and Marketing Cloud. Key Responsibilities Architect and lead Salesforce Data Cloud implementations, including data ingestion, harmonization, identity resolution, and segmentation Design and oversee complex integration architectures using Salesforce APIs, middleware platforms, and event-driven patterns Enable real-time data activation across Sales Cloud, Service Cloud, and Marketing Cloud Define Salesforce data models, governance frameworks, and performance optimization strategies Lead hands-on development efforts using Apex, LWC, SOQL/SOSL, and advanced automation Establish and enforce technical standards, CI/CD pipelines, and deployment governance Provide technical leadership and mentorship to Salesforce developers and engineers Partner with data, marketing, and operations teams to align data strategy with business outcomes Requirements 8+ years of Salesforce technical experience, including architect-level responsibilities Proven hands-on experience implementing Salesforce Data Cloud Strong expertise in Apex architecture, integrations, and performance tuning Experience with CI/CD tools, DevOps practices, and release management Strong understanding of data platforms, identity management, and analytics enablement Salesforce Technical Architect or advanced developer certifications preferred

A leading biopharmaceutical company in California seeks a Senior Manager, FP&A - Oncology Program Finance to support clinical spend and financial processes. The ideal candidate must have over 8 years of finance experience, strong analytical capabilities, and proficiency in Excel. This role involves partnership with Clinical Operations and leadership in financial analysis and reporting. A Master's degree or CPA is preferred, along with experience in the biotech sector. #J-18808-Ljbffr

We're seeking a Full Stack Software Engineer with strong backend development skills in Python and frontend expertise in React.js. You'll help design, implement, and scale full stack web applications that are secure, performant, and user-centric. Responsibilities Architect, build, and maintain backend services using Python (FastAPI, Flask, Django) Design and implement dynamic and responsive frontends using React.js and/or Vue.js Create and consume RESTful and GraphQL APIs Build reusable components and libraries for frontend use Collaborate across teams to gather requirements, define solutions, and ensure quality Optimize performance and scalability of applications Write unit, integration, and end-to-end tests across the stack Participate in peer code reviews and provide mentorship where appropriate Required Qualifications 5+ years of experience in full stack development M.S. degree in relevant domain required Proficiency with Python and one or more major web frameworks (e.g., FastAPI, Django) Advanced skills in React.js, including Hooks, Context, and state management libraries (e.g., Redux, Zustand) Experience with Vue.js or interest in working across multiple frontend frameworks Familiarity with modern frontend tooling: Webpack, Vite, Babel, ESLint Solid experience with HTML5, CSS3, SASS/SCSS, and responsive UI design Strong understanding of RESTful services, API security, and performance optimization Knowledge of relational databases (PostgreSQL, MySQL) and NoSQL options (MongoDB, Redis) Git and CI/CD best practices (GitHub Actions, CircleCI, GitLab CI) Strong communication skills and a collaborative approach to engineering Preferred Qualifications Familiarity with TypeScript Experience with cloud platforms (AWS, GCP, or Azure) Experience with Docker, Kubernetes, or container orchestration GraphQL and Apollo Client experience Familiarity with microservice architecture Experience working with real-time data (WebSockets, MQTT)