May 2022: 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.
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EngineeringDesignRecruitingScienceProductOperationsSalesMarketing
LineLeap (S19) LineLeap is Fun, Faster!(about 4 hours ago)
Full Stack Engineer
fulltimeNew YorkFull Stack
Legion Health (S21) B2B Mental Health Marketplace(about 1 hour ago)
Founding Engineer
fulltimeAustin, TXFull Stack
Simplify Jobs (W21) A common application for jobs & internships.(7 minutes ago)
Software Engineer Intern
internSan Francisco, CA / RemoteFull Stack
Gradia Health (W21) Integrated, high touch healthcare — at scale(less than a minute ago)
Founding Software Engineer
fulltimeSan Francisco, CAFull Stack
Probably Genetic (W19) Helping biotech find genetic disease patients by testing them for free(about 7 hours ago)
Full-stack Engineer
fulltimeNew York, RemoteFull Stack
SimpleHash (W22) Multi-chain NFT API(31 minutes ago)
Senior Backend / API Engineer
fulltimeSan Francisco, CABackend
PingLend (W21) (about 1 hour ago)
Building a whole new type of credit card (ideally Bay Area/flexible) - FinTech, Front-End - (PingLend, YC W21)
fulltimeSan Francisco Frontend
Blotout (W21) Modern data infrastructure for sales and marketing(about 7 hours ago)
Senior UI/UX Engineer (Remote)
fulltimeRemoteFull Stack
Vanta (W18) Automated security and compliance for startups.(27 minutes ago)
Software Engineer
fulltimeSan FranciscoFull Stack
Navattic (W21) Interactive product demos(about 1 hour ago)
Product Engineer
fulltimeNew York/RemoteFull Stack
EXO Freight (W22) Trucking marketplace connecting open deck carriers and shippers(1 minute ago)
Senior Software Engineer - Infrastructure & Dev Ops
fulltimeSan Francisco Bay Area / RemoteDevops
ClassDojo (IK12) Community and collaboration platform for K-8 schools and families(about 1 hour ago)
Senior Data Engineer
fulltimeSan Francisco / RemoteData Science
Fractional (W21) Social platform for fractional ownership of investment properties.(about 8 hours ago)
Product Engineer
fulltimeSan Francisco, RemoteFull Stack
Clipboard Health (W17) Connects healthcare facilities with nurses nearby.(about 1 hour ago)
(Full Stack) Senior Software Engineer
fulltimeRemoteFull Stack
Aviator (S21) Google-level engineering productivity suite(about 7 hours ago)
Software engineer, Founding team
fulltimeSan Francisco or Seattle / RemoteBackend
Verdn (W22) An API to bundle trackable climate donations with any transaction.(about 4 hours ago)
Full Stack Engineer
fulltimeLondon, UK / RemoteFull Stack
Ploomber (W22) Heroku for Data Science. (42 minutes ago)
Developer Advocate
fulltimeNew York / RemoteMachine Learning
Instant Domains (W22) Mobile-first domains for businesses and creators(14 minutes ago)
Experienced Rust Engineer
fulltimeAmsterdam, Netherlands / RemoteBackend
Serif Health (W22) Healthcare Price Intelligence and Contract Management(about 4 hours ago)
Full Stack Software Engineer
fulltimeLos Angeles, CA / RemoteFull Stack
Epsilon3 (S21) The OS for spacecraft and complex operations(about 3 hours ago)
Test Engineer
fulltimeLos Angeles, CAFull Stack
Cosmic (W19) Cosmic is a headless CMS and API toolkit(about 5 hours ago)
Education Engineer
contractRemoteFrontend
Fieldguide (S20) Automation & Collaboration Software for Audit & Advisory Firms(about 1 hour ago)
Engineering Manager
fulltimeSan Francisco, CA or RemoteEngineering Manager
Mezmo (formerly LogDNA) (W15) Observability platform to control all of your log data(about 5 hours ago)
Senior Software Engineer (Backend)
fulltimeMountain View, CA / RemoteBackend
Arc (W22) Helping startups grow.(about 5 hours ago)
Software Engineer
fulltimeSan Francisco / RemoteFull Stack
Fair Square Medicare (W20) The health insurance agent you wish your parents had.(about 20 hours ago)
Product Engineer @ Fair Square Medicare
fulltimeRemoteFull Stack
PopSQL (S19) SQL editor for teams(about 3 hours ago)
Software Engineer
fulltimeRemoteFull Stack
STOKE Space Technologies, Inc (W21) Seamlessly connecting earth and space(3 minutes ago)
Senior Software Engineer, Vehicle, Ground Systems
fulltimeSeattle, WABackend
1Flow (W22) In-the-moment user feedback for mobile and web apps to unlock growth.(about 1 hour ago)
Software Engineer - Backend (Node.js)
fulltimeRedwood City, CA / RemoteBackend
Human (W21) Identity layer of verified & unique humans to remove bots online(36 minutes ago)
Founding Software Engineer
fulltimeSan Francisco / RemoteBackend
Brainboard (W22) Visually design and manage cloud infrastructures.(about 1 hour ago)
Cloud Architect
fulltimeRemoteDevops
Dashworks (W20) Your team's intelligent start page.(about 1 hour ago)
NLP Engineer
fulltimeSF or Remote (PST ± 3 or IST)Machine Learning
Benepass (W20) An employee benefits card for modern companies(about 8 hours ago)
Software Engineering Manager
fulltimeRemoteEngineering Manager
Agave (W22) Plaid for Construction(about 1 hour ago)
Software Engineer
fulltimeSF / Bay AreaFull Stack
Here (S20) Hang out together online(2 days ago)
Senior iOS Developer
fulltimeNew York or RemoteiOS
Klarity (S18) Automated RevRec & Billing Contract Review for enterprise.(about 4 hours ago)
VP Engineering
fulltimeSan FranciscoFull Stack
PostHog (W20) Open source product analytics, self-hosted or in the cloud.(about 1 hour ago)
Community Engineer
fulltimeRemoteFull Stack
arketa (S20) Everything for your fitness or wellness business.(about 2 hours ago)
Software Engineer - Backend
fulltimeLos Angeles / RemoteFull Stack
Provision (S22) Document intelligence platform for the construction industry.(about 4 hours ago)
Senior Data Engineer
fulltimeToronto, CanadaData Science
Snippyly (W22) APIs to make your app multiplayer, just like Figma.(about 2 hours ago)
Founding Software Engineer - SDK Capabilities
fulltimeRemoteFull Stack
Slash (S21) The financial operating system for the self employed(26 minutes ago)
Software Engineer, Backend
fulltimePalo Alto / RemoteFull Stack
Basis (S21) Zapier for Data Science(about 24 hours ago)
Front-end Developer
fulltimeSan Francisco, CAFrontend
Aquarium Learning (S20) We help ML teams improve their models by improving their datasets(about 11 hours ago)
Software Engineer, Backend
fulltimeRemoteBackend
Pulley (W20) Helping startups get more from their equity(38 minutes ago)
Senior Go Engineer - Bay Area
fulltimeSan Francisco Bay AreaBackend
Jerry (S17) A Super app for car owners to save money on car expenses.(about 1 hour ago)
Senior Software Engineer
fulltimeRemote Candidates are welcomedFull Stack
Apero Health (S19) Modern medical billing(11 minutes ago)
Software Engineer, Front-end (React, Javascript)
fulltimeSan Francisco, CAFrontend
earnJARVIS (W22) Premium crypto platform, automating asset & yield management(about 1 hour ago)
Founding Backend Engineer
fulltimeSan Francisco / RemoteBackend
Flowly (S21) Our mobile app reduces chronic pain for 100 million Americans. (about 1 hour ago)
Full-Stack Engineer (React, Swift or Kotlin frontend)
fulltimePasadena, CAFull Stack
Vessel (W22) The Universal API for CRMs(about 19 hours ago)
Founding Engineer
fulltimeSan Francisco / RemoteBackend
Keeper (S21) We make software for bookkeepers.(about 17 hours ago)
Founding Engineer (Frontend)
fulltimeAustin Office / RemoteFrontend
Sandbox Banking (W17) Financial Services API Management Platform for Banks/CUs & Fintechs(about 22 hours ago)
Solution Delivery Network Engineer (Remote)
fulltimeRemoteDevops

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