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Startup jobs in Silicon Valley

South of the city, the portfolio runs deep: Sunnyvale hardware floors, Peninsula AI labs, San Mateo product teams. Every open role between San Mateo and San Jose collects here. San Francisco proper has its own page.

1493 open roles · Search and filter on the board →
The speedrun talent teamWe're hiring a Product EngineerContract. Students and co-ops welcome. Build the tools job seekers use.>> send this to the best builder you know <<See the role
1493 roles · a16z portfolio plus wider market
Principal Software Engineer, Engine Tools
Roblox · San Mateo, CA, United States · Full-time
$295k - $345k Apply →
System Modeling (Dynamic Systems Simulation)
Unconventional AI · Remote · Full-time
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System Modeling (Performance Models)
Unconventional AI · Remote · Full-time
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System Modeling (Computation)
Unconventional AI · Remote · Full-time
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Strategic Finance Lead - Product
Eve · San Mateo, CA (Hybrid) · Full-time
$185k - $235k Apply →
Senior Engineering Manager, Search and Discovery
Roblox · San Mateo, CA, United States · Full-time
$345k - $399k Apply →
Software Engineer - Insights Platform
Applied Intuition · Sunnyvale · Full-time
$125k - $222k Apply →
Sensor Sim - ML Engineer
Applied Intuition · Sunnyvale · Full-time
$175k - $275k Apply →
Principal Fullstack/Backend Software Engineer, User Connections
Roblox · San Mateo, CA, United States · Full-time
$295k - $345k Apply →
Senior Frontend/Fullstack Software Engineer, Social Graph
Roblox · San Mateo, CA, United States · Full-time
$197k - $243k Apply →
Software Engineer - AI Engineering
Applied Intuition · Sunnyvale · Full-time
$126k - $250k Apply →
Senior Machine Learning Engineer - Economy ML
Roblox · San Mateo, CA, United States · Full-time
$260k - $313k Apply →
Aviation Compliance Lead
Skydio · San Mateo, California, United States · Full-time
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Senior/Principal Software Engineer - Creator Data
Roblox · San Mateo, CA, United States · Full-time
$345k - $399k Apply →
Staff Software Engineer, Enterprise Platform
Replit · Foster City, CA · Full-time
$240k - $350k Apply →
Software Engineer - Python
Applied Intuition · Sunnyvale · Full-time
$125k - $222k Apply →
Senior Software Engineer, Full Stack
Skydio · San Mateo, California, United States · Full-time
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Director of Engineering – Studio Systems
Roblox · San Mateo, CA, United States · Full-time
$399k - $458k Apply →
Cloud Security Engineer
Applied Intuition · Sunnyvale · Full-time
$133k - $230k Apply →
Product Security Engineer
Applied Intuition · Sunnyvale · Full-time
$163k - $242k Apply →
Software Engineer - Motion Planning (Fallback Stack)
Applied Intuition · Sunnyvale · Full-time
$151k - $240k Apply →
Senior Product Manager, Engineering Acceleration
Roblox · San Mateo, CA, United States · Full-time
$281k - $331k Apply →
Postdoctoral Associate, Thin Films
Periodic Labs · Menlo Park, CA · Full-time
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Field Deployment Engineer
Applied Intuition · Sunnyvale · Full-time
$80k - $139k Apply →
Software Engineer - Systems Engineering AI Tooling
Applied Intuition · Sunnyvale · Full-time
$125k - $185k Apply →
Software Engineer - Backend
Applied Intuition · Sunnyvale · Full-time
$153k - $222k Apply →
Software Engineer - C++
Applied Intuition · Sunnyvale · Full-time
$125k - $222k Apply →
Software Engineer - Simulation & Robotics
Skydio · San Mateo, California, United States · Full-time
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Software Engineer - Autonomy Infrastructure, Systems and Tools
Skydio · San Mateo, California, United States · Full-time
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Software Engineer - Cloud Simulation & Full-Stack
Skydio · San Mateo, California, United States · Full-time
Apply →
Principal Software Engineer - Content Lifecycle
Roblox · San Mateo, CA, United States · Full-time
$295k - $345k Apply →
Engineering Manager, Ads Experience
Roblox · San Mateo, CA, United States · Full-time
$295k - $345k Apply →
Senior Software Engineer, Ads Experience (C++)
Roblox · San Mateo, CA, United States · Full-time
$243k - $295k Apply →
Senior Autonomy Engineer - Controls
Skydio · San Mateo, California, United States · Full-time
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Principal/Senior Machine Learning Scientist - Search and Discovery
Roblox · San Mateo, CA, United States · Full-time
$279k - $345k Apply →
Principal Network Engineer
Roblox · San Mateo, CA, United States · Full-time
$295k - $345k Apply →
Technical Program Manager
Applied Intuition · Sunnyvale · Full-time
$115k - $222k Apply →
Engineering Manager, UX
Replit · Foster City, CA · Full-time
$200k - $320k Apply →
Technical Business Development - North America Automotive
Applied Intuition · Sunnyvale · Full-time
$150k - $200k Apply →
RF Design Engineer
Skydio · San Mateo, California, United States · Full-time
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Director of Business Development, Payments
Roblox · San Mateo, CA, United States · Full-time
$276k - $311k Apply →
Research Engineer - Reinforcement Learning, Self-Driving
Applied Intuition · Sunnyvale · Full-time
$126k - $423k Apply →
Research Engineer - 3D Vision and Generation, Self-Driving
Applied Intuition · Sunnyvale · Full-time
$126k - $423k Apply →
Research Intern - World-Action Foundation Model, Robotics
Applied Intuition · Sunnyvale · Internship
$65/hr Apply →
Research Intern - Robotic Hardware, Simulation and Data
Applied Intuition · Sunnyvale · Internship
$65/hr Apply →
Research Intern - Reinforcement Learning, Robotics
Applied Intuition · Sunnyvale · Internship
$65/hr Apply →
Research Intern - 3D Vision and Generation, Self-Driving
Applied Intuition · Sunnyvale · Internship
$65/hr Apply →
Software Engineer
Periodic Labs · Menlo Park, CA · Full-time
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Senior Technical Recruiter, Engineering
Applied Intuition · Sunnyvale · Full-time
$154k - $230k Apply →
Software Engineer (SDS Core - Evaluation)
Applied Intuition · Sunnyvale · Full-time
$125k - $222k Apply →
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Roles here come straight from each speedrun portfolio company and refresh daily. Prefer warm intros over cold applying? Join the speedrun talent network: one signup, and we route you to the founders most likely to need you.