Software Engineer jobs at Y Combinator startups

Find open roles and connect with founders and hiring teams of over 1,000 vetted, funded Y Combinator startups. And create one application to apply to hundreds of roles at YC companies.
Create Profile ›
EngineeringDesignRecruitingScienceProductOperationsSalesMarketingLegalFinance
SnapMagic (S15) AI copilot for electronics design(5 days ago)
Lead Principal Engineer

fulltimeRedwood City, CA, USBackend

Etleap (W13) Etleap is an ETL solution for creating perfect data pipelines.
DevOps Engineer Latin America (remote)

fulltimeBR / AR / CL / PE / UY / CO / VE / EC / GY / BO / PY / Remote (BR; AR; CL; PE; UY; CO; VE; EC; GY; BO; PY)Devops

Etleap (W13) Etleap is an ETL solution for creating perfect data pipelines.
Senior Software Engineer

fulltimeLondon, England, GBBackend

AfterQuery (W25) High-quality AI starts with high-quality human data(about 20 hours ago)
Founding Full Stack Engineer

fulltimeSan Francisco, CA, USFull stack

AfterQuery (W25) High-quality AI starts with high-quality human data
ML Research Intern

internSan Francisco, CA, US / Remote (US; CA; GB)Machine learning

Harper (W25) AI-native commercial insurance brokerage
AI Engineer - Growth

fulltimeSan Francisco, CA, USMachine learning

Harper (W25) AI-native commercial insurance brokerage
AI Engineer - Sales

fulltimeSan Francisco, CA, USMachine learning

ZeroEntropy (W25) High accuracy search API over unstructured data.
Founding Engineer

fulltimeSan Francisco, CA, USBackend

Weave (W25) AI to measure engineering work
Founding AI Engineer

fulltimeOakland, CA, US / San Francisco, CA, USMachine learning

Weave (W25) AI to measure engineering work
Founding Product Engineer

fulltimeSan Francisco, CA, US / Oakland, CA, USFull stack

Scout (W25) AI-powered student information system for K-12 schools
Founding Engineer

fulltimeNew York, NY, USFull stack

Enhanced Radar (W25) AI for air traffic control
Founding Engineer

fulltimeSan Francisco, CA, USBackend

Revyl (F24) Proactive observability(1 day ago)
Frontend Engineer - Intern

internSan Francisco, CA, USFrontend

Revyl (F24) Proactive observability
Founding Software Engineer

fulltimeSan Francisco, CA, USFull stack

Voker (S24) No-Code AI Builder
Founding Full Stack AI Software Engineer

fulltimeLos Angeles, CA, USFull stack

Distro (S24) The AI co-pilot for sales reps at industrial wholesale distributors.(2 months ago)
Senior Software Engineer

fulltimePalo Alto, CA, USFull stack

Distro (S24) The AI co-pilot for sales reps at industrial wholesale distributors.(21 days ago)
Tech Lead

fulltimePalo Alto, CA, USFull stack

Modern Realty (S24) The AI powered Real Estate Brokerage.(5 days ago)
Founding AI Engineer

fulltimeSan Francisco, CA, USMachine learning

David AI (S24) Data for audio AI
Founding Audio DSP Engineer

fulltimeSan Francisco, CA, USElectrical

David AI (S24) Data for audio AI
Founding ML Engineer

fulltimeSan Francisco, CA, USMachine learning

Conveo (S24) Qualitative Research Conducted and Analyzed by AI(2 months ago)
Senior Full Stack Engineer (React + TypeScript)

fulltimeAntwerp, Flanders, BEFull stack

Kastle (S24) AI agents for mortgage servicing(13 days ago)
Founding Applied AI Engineer at Kastle

fulltimeSan Francisco, CA, USBackend

Kastle (S24) AI agents for mortgage servicing(3 days ago)
Founding Engineer at Kastle (S24)

fulltimeSan Francisco, CA, USFull stack

Tivara (S24) The AI workforce for medical groups(about 22 hours ago)
Founding Product Engineer

fulltimeNew York, NY, USFull stack

Azalea Robotics Corporation (S24) Automating airport baggage handling with robots.
Founding Mechanical Engineer

fulltimeBerkeley, CA, USMechanical

Wordware (S24) IDE to develop, iterate and deploy AI Agents
engineering

fulltimeSan FranciscoFull stack

Wordware (S24) IDE to develop, iterate and deploy AI Agents
forward deployed engineer or head of customer (coding skills necessary)

fulltimeSan FranciscoFull stack

Corgi (S24) Corgi is building an AI insurance company
L10 Engineer (We work 7 days a week)

fulltimeSan Francisco, CA, USFull stack

Corgi (S24) Corgi is building an AI insurance company
Full Stack Django & React Engineer (We work 7 days a week)

fulltimeSan Francisco, CA, USFull stack

Phonely (S24) AI call centers (about 23 hours ago)
Founding Engineer (Backend)

fulltimeSan Francisco, CA, USBackend


Sign up to see more ›