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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 →
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1493 roles · a16z portfolio plus wider market
Radiation Metrology and Test Engineer
Cowboy Space Corporation · San Carlos, California · Full-time
this week Apply →
Senior Software Engineer (Machine Learning) - Economy ML
Roblox · San Mateo, CA, United States · Full-time
$243k - $295k this week Apply →
Senior Software Engineer – Developer Studio
Applied Intuition · Sunnyvale · Full-time
$256k - $265k this week Apply →
Support Engineer I (FC, Weekend Shift)
Replit · Foster City, CA · Full-time
$110k - $140k this week Apply →
Forward Deployed Engineer
Armadin · Palo Alto · Full-time
this week Apply →
Head of Corporate Affairs
Replit · Foster City, CA · Full-time
$220k - $280k this month Apply →
Software Engineering Manager - Engine Networking
Roblox · San Mateo, CA, United States · Full-time
$294k - $343k this week Apply →
Senior Flight Test Engineer - Software Automation
Skydio · San Mateo, California, United States · Full-time
this week Apply →
Software Engineer, Discovery UX
Roblox · San Mateo, CA, United States · Full-time
$153k - $197k this week Apply →
Critical Harms Investigations & Incident Management Specialist
Roblox · San Mateo, CA, United States · Full-time
$145k - $174k this week Apply →
Executive & Corporate Communications Partner
Cowboy Space Corporation · San Carlos, CA or Kent, WA · Full-time
this week Apply →
Senior Platform Engineer
Earnin · Mountain View, US · Full-time
this week Apply →
Senior Platform Engineer
Earnin · Mountain View, US · Full-time
this week Apply →
Senior Software Engineer, AI Infrastructure Development Platform
Skydio · San Mateo, California, United States · Full-time
this month Apply →
Senior Data Security Engineer
Skydio · San Mateo, California, United States · Full-time
this month Apply →
Staff Engineer - Cloud Security
Illumio · Sunnyvale, California - HQ · Full-time
$196k - $235k this month Apply →
Revenue Order and Contracts Analyst
Skydio · San Mateo, California, United States · Full-time
this month Apply →
Sr. Software Engineer - Container Security
Illumio · Sunnyvale, California - HQ · Full-time
$172k - $198k this month Apply →
Recruiting Coordinator
Unconventional AI · Remote · Full-time
this month Apply →
Technical Recruiter
Unconventional AI · Remote · Full-time
this month Apply →
Sr. Software Engineer - Cloud Security
Illumio · Sunnyvale, California - HQ · Full-time
$172k - $198k this month Apply →
Senior Product Designer, Consumer App
Roblox · San Mateo, CA, United States · Full-time
$271k - $323k this month Apply →
Software Engineer- Maps Rendering
Applied Intuition · Sunnyvale · Full-time
$175k - $230k this month Apply →
Staff Engineer - Container Security
Illumio · Sunnyvale, California - HQ · Full-time
$196k - $235k this month Apply →
Games Creative/Design Director
Roblox · San Mateo, CA, United States · Full-time
$288k - $336k this month Apply →
Lab Manager, Avionics Hardware
Cowboy Space Corporation · San Carlos, California · Full-time
this month Apply →
Data Product Manager, Business Operations
Skydio · San Mateo, California, United States · Full-time
this month Apply →
Senior Compensation Business Partner
Roblox · San Mateo, CA, United States · Full-time
$209k - $245k this month Apply →
Content Marketing Manager
Ambient · Redwood City · Full-time
$120k - $150k this month Apply →
Principal Software Engineer, WebRTC
Roblox · San Mateo, CA, United States · Full-time
$295k - $345k this month Apply →
Product Manager, Labeling & Annotation Experience
Hippocratic AI · Menlo Park, CA · Full-time
this month Apply →
Technical Program Manager
Unconventional AI · Mountain View, CA · Full-time
this month Apply →
Territory Sales Representative / Restaurant Specialist - Redwood City, CA
SpotOn · Redwood City, CA · Full-time
$120k - $275k this month Apply →
Senior Avionics Engineer
Cowboy Space Corporation · San Carlos, California · Full-time
this month Apply →
Senior Security Auditor
Roblox · San Mateo, CA, United States · Full-time
$170k - $205k this month Apply →
Territory Sales Representative / Restaurant Specialist - Mountain View, CA
SpotOn · Mountain View, CA · Full-time
$120k - $275k this month Apply →
Senior Brand Designer
Roblox · San Mateo, CA, United States · Full-time
$147k - $185k this month Apply →
Software Engineer - Dana for Physical AI
Applied Intuition · Sunnyvale · Full-time
$175k - $235k this month Apply →
Data Verification Operator
Ambient · Redwood City · Full-time
$24/hr this month Apply →
Member of Technical Staff - Cloud Infrastructure
Unconventional AI · Mountain View, CA or Greater Seattle Area · Full-time
this month Apply →
Systems Engineer, Insights and Analytics (SDS Trucking)
Applied Intuition · Sunnyvale · Full-time
$140k - $250k this month Apply →
Head of Communications
Earnin · Mountain View, US · Full-time
this month Apply →
Engineering Manager, Site Reliability Engineering
Replit · Foster City, CA · Full-time
$250k - $325k this month Apply →
Chief of Staff, Office of the President
Replit · Foster City, CA · Full-time
$200k - $300k this month Apply →
Intercompany Operations and Controls Manager
Applied Intuition · Sunnyvale · Full-time
$127k - $150k this month Apply →
Talent Sourcing Partner (Short-Term)
Roblox · San Mateo, CA, United States · Contract
$13k - $17k this month Apply →
Sr. Engineering Manager, AI Platform
Illumio · Sunnyvale, California - HQ · Full-time
$233k - $280k this month Apply →
Engineering Manager - Reliability Engineering
Roblox · San Mateo, CA, United States · Full-time
$295k - $345k this month Apply →
Senior Applied Scientist, Reinforcement Learning
Hippocratic AI · Menlo Park, CA · Full-time
this month Apply →
Senior Talent Business Partner
Roblox · San Mateo, CA, United States · Full-time
$159k - $201k this month Apply →
Show more direct roles (1393 remaining)

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.