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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
Product Manager - DefenseOS
Applied Intuition · Sunnyvale · Full-time
$185k - $270k Apply →
Senior Detection and Response Engineer
Roblox · San Mateo, CA, United States · Full-time
$197k - $243k Apply →
Perception Engineer - Offroad
Applied Intuition · Sunnyvale · Full-time
$180k - $250k Apply →
AI Systems, Model Optimization
Unconventional AI · Remote · Full-time
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AI Theory & Systems, Algorithms & Models
Unconventional AI · Mountain View, CA · Full-time
Apply →
Technical Program Manager - Core Autonomy
Applied Intuition · Sunnyvale · Full-time
$179k - $240k Apply →
Technical Program Manager - Offroad
Applied Intuition · Sunnyvale · Full-time
$115k - $222k Apply →
Brand Design Specialist
Illumio · Sunnyvale, California - HQ · Full-time
$100k - $115k Apply →
Software Engineer - Perception (Fallback Stack)
Applied Intuition · Sunnyvale · Full-time
$150k - $250k Apply →
Senior Software Engineer, Compute Cell Platform
Roblox · San Mateo, CA, United States · Full-time
$197k - $243k Apply →
Staff Engineer
Illumio · Sunnyvale, California - HQ · Full-time
$196k - $235k Apply →
Laboratory Technician
Periodic Labs · Menlo Park, CA · Contract
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Computational Scientist, Structural & Thermal
Periodic Labs · Menlo Park, CA · Full-time
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Principal Security GRC Analyst
Roblox · San Mateo, CA, United States · Full-time
$288k - $336k Apply →
Senior Software Engineer, Build
Roblox · San Mateo, CA, United States · Full-time
$197k - $243k Apply →
Product Engineering Team - Software Engineer (Mid-Level)
Sprinter Health · Menlo Park, CA · Full-time
$165k - $200k Apply →
Product Engineering Team - Software Engineer (Senior)
Sprinter Health · Menlo Park, CA · Full-time
$180k - $225k Apply →
Site Reliability Engineer
Forward Networks · Santa Clara, CA · Full-time
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Hardware Systems Engineer
Applied Intuition · Sunnyvale · Full-time
$130k - $220k Apply →
Senior Software Engineer
Illumio · Sunnyvale, California - HQ · Full-time
$172k - $198k Apply →
Software Engineer - Cloud Security
Illumio · Sunnyvale, California - HQ · Full-time
$143k - $164k Apply →
Member of Technical Staff II - Cloud Security
Illumio · HQ - Sunnyvale (Office) · Full-time
$143k - $164k Apply →
OTA Validation Engineer
Applied Intuition · Sunnyvale · Full-time
$110k - $200k Apply →
Research Scientist, Materials Characterization
Periodic Labs · Menlo Park, CA · Full-time
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Research Scientist, Thin Films
Periodic Labs · Menlo Park, CA · Full-time
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AI Silicon, Silicon Validation Engineer
Unconventional AI · Mountain View, CA · Full-time
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Head of Recruiting Operations
Applied Intuition · Sunnyvale · Full-time
$198k - $238k Apply →
Solutions Architect - Modeling & Simulation (Defense)
Applied Intuition · Sunnyvale · Full-time
$175k - $250k Apply →
Product Counsel
Applied Intuition · Sunnyvale · Full-time
$200k - $340k Apply →
Product Manager
Applied Intuition · Sunnyvale · Full-time
$200k - $250k Apply →
Software Engineer (SDS Hardware-in-the-Loop)
Applied Intuition · Sunnyvale · Full-time
$125k - $220k Apply →
Sr. Member of Technical Staff - Platform
Illumio · HQ - Sunnyvale (Office) · Full-time
$172k - $198k Apply →
Technical Account Manager
Ambient · Remote · Full-time
$150k - $165k Apply →
Senior Software Engineer, Client Systems (C++)
Roblox · San Mateo, CA, United States · Full-time
$196k - $242k Apply →
Technical Director - AI Roblox Studio
Roblox · San Mateo, CA, United States · Full-time
$399k - $458k Apply →
Senior Data Scientist - Discovery
Roblox · San Mateo, CA, United States · Full-time
$193k - $264k Apply →
Director, Engineering — Engineering Acceleration
Roblox · San Mateo, CA, United States · Full-time
$399k - $458k Apply →
Principal Software Engineer - Roblox Database
Roblox · San Mateo, CA, United States · Full-time
$294k - $343k Apply →
Senior Mechanical Engineer
Applied Intuition · Sunnyvale · Full-time
$150k - $260k Apply →
Member of Technical Staff - Research
Armadin · Palo Alto · Full-time
Apply →
Technical Business Development, Japan Market (US-based)
Applied Intuition · Sunnyvale · Full-time
$150k - $230k Apply →
Software Engineer, Edge & Field Systems
Mind Robotics · Palo Alto · Full-time
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Senior Site Reliability Engineer, Compute
Roblox · San Mateo, CA, United States · Full-time
$243k - $295k Apply →
Senior Software Engineer - Simulation Orchestration
Applied Intuition · Sunnyvale · Full-time
$153k - $220k Apply →
Global Benefits Manager
Applied Intuition · Sunnyvale · Full-time
$135k - $175k Apply →
Deployment Strategist (Life Sciences)
Hippocratic AI · Menlo Park, CA · Full-time
Apply →
Engineering Manager, Enterprise Security
Roblox · San Mateo, CA, United States · Full-time
$294k - $343k Apply →
Principal Software Engineer, Metrics Platform
Roblox · San Mateo, CA, United States · Full-time
$295k - $345k Apply →
Senior Software Engineer
Applied Intuition · Sunnyvale · Full-time
$211k - $259k Apply →
Business Systems Engineer
Applied Intuition · Sunnyvale · Full-time
$150k - $185k 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.