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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
Technical Program Manager, Software
Mind Robotics · Palo Alto · Full-time
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Space Datacenter Architect
Cowboy Space Corporation · San Carlos, California · Full-time
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Director, Capacity Planning & Engineering
Roblox · San Mateo, CA, United States · Full-time
$399k - $458k Apply →
Robot Learning Engineer - Manipulation
Applied Intuition · Sunnyvale · Full-time
$150k - $300k Apply →
Robot Infrastructure Engineer - Collection Tooling
Applied Intuition · Sunnyvale · Full-time
$150k - $300k Apply →
Senior/Principal Product Manager, Video Generation (Roblox Reality)
Roblox · San Mateo, CA, United States · Full-time
$331k - $383k Apply →
Senior Software Engineer - Traffic Proxy
Roblox · San Mateo, CA, United States · Full-time
$243k - $295k Apply →
Operations Manager, Influencer Marketing
Roblox · San Mateo, CA, United States · Full-time
$191k - $234k Apply →
Workplace & Talent Specialist
Ambient · Redwood City · Full-time
$115k - $120k Apply →
Forward Deployment Engineer (Residency Program)
Hippocratic AI · Menlo Park, CA · Full-time
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Engineering Director, Storage
Roblox · San Mateo, CA, United States · Full-time
$399k - $458k Apply →
Thermal Engineer, Thermal Protection Systems (TPS)
Anduril Industries · Mountain View, California, United States · Full-time
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Senior Thermal Engineer, Expeditionary AI / HPC Data Centers
Anduril Industries · Mountain View, California, United States · Full-time
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Senior Compensation Programs Analyst
Roblox · San Mateo, CA, United States · Full-time
$164k - $209k Apply →
Staff Site Reliability Engineer
Hippocratic AI · Menlo Park, CA · Full-time
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Recruiter, GTM
Ambient · Redwood City · Full-time
$135k - $150k Apply →
Avionics Engineer
Cowboy Space Corporation · San Carlos, California · Full-time
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Member of Technical Staff II, Cloud Security
Illumio · HQ - Sunnyvale (Office) · Full-time
$143k - $164k Apply →
Senior Software Engineer - Roblox Database
Roblox · San Mateo, CA, United States · Full-time
$243k - $295k Apply →
Content Designer I
Illumio · HQ - Sunnyvale (Office) · Full-time
$83k - $95k Apply →
Senior Software Engineer, Productivity
Roblox · San Mateo, CA, United States · Full-time
$197k - $243k Apply →
Senior Software Engineer, Systems
Roblox · San Mateo, CA, United States · Full-time
$197k - $243k Apply →
Senior Software Engineer – Maps Infrastructure
Applied Intuition · Sunnyvale · Full-time
$160k - $250k Apply →
Senior Autonomy Engineer - Computer Vision
Skydio · San Mateo, California, United States · Full-time
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Mechanical Design Engineer, Wearables
Mind Robotics · Palo Alto · Full-time
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Senior Software Engineer, Geometry Systems
Roblox · San Mateo, CA, United States · Full-time
$243k - $295k Apply →
Senior Security Software Engineer, Sandbox Platforms
Roblox · San Mateo, CA, United States · Full-time
$269k - $326k Apply →
Senior Software Engineer, 3D Systems
Roblox · San Mateo, CA, United States · Full-time
$243k - $295k Apply →
Senior Software Engineer, Game Engine
Roblox · San Mateo, CA, United States · Full-time
$243k - $295k Apply →
Senior C++ Engineer, Real-time Engine
Roblox · San Mateo, CA, United States · Full-time
$243k - $295k Apply →
Senior AI Platform Engineer
Earnin · Mountain View, US · Full-time
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XRD Facility Manager
Periodic Labs · Menlo Park, CA · Full-time
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Senior Mechanisms Engineer
Cowboy Space Corporation · San Carlos, California · Full-time
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Senior Integration & Test Engineer
Cowboy Space Corporation · San Carlos, California · Full-time
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Optical Engineer, Communications
Cowboy Space Corporation · San Carlos, California · Full-time
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Senior Platform Firmware Engineer
Cowboy Space Corporation · San Carlos, California · Full-time
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Senior RF Engineer
Cowboy Space Corporation · San Carlos, California · Full-time
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Power Avionics Engineer
Cowboy Space Corporation · San Carlos, California · Full-time
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Senior Software Engineer, React Native
Skydio · San Mateo, California, United States · Full-time
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Senior Software Engineer (Backend), Co-Experience
Roblox · San Mateo, CA, United States · Full-time
$197k - $243k Apply →
Business Systems Analyst, Netsuite
Skydio · San Mateo, California, United States · Full-time
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Senior Software Engineer, Compute Cell Platform
Roblox · San Mateo, CA, United States · Full-time
$243k - $295k Apply →
Product Counsel
Skydio · San Mateo, California, United States · Full-time
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Principal Software Engineer - Roblox Database
Roblox · San Mateo, CA, United States · Full-time
$345k - $399k Apply →
Director, Product Management
Illumio · Sunnyvale, California - HQ · Full-time
$271k - $325k Apply →
Senior Software Engineer - Distributed System Development
Alluxio · Foster City, California · Full-time
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Staff Software Engineer - Distributed System Development
Alluxio · Foster City, California · Full-time
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Engineering Manager
Alluxio · Foster City, California · Full-time
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Senior Data Analyst, Analytics
Skydio · San Mateo, California, United States · Full-time
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Don't See Your Role? Apply Here!
Periodic Labs · Remote · Full-time
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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.