November 2021: Software Engineer jobs at Y Combinator startups

Many YC startups in 2021 are seeing breakout growth, and are actively hiring for software engineers. Find some of the top YC companies at Y Combinator. And create one application to apply to hundreds of roles at YC companies.

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ZeroCater (W11) • ZeroCater is the #1 way companies provide family-style meals for…(about 1 hour ago)
Senior Software Engineer
fulltime
Austin, TX or San Francisco, CA
Backend
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Bloom (W21) • Investing for teens(about 2 hours ago)
Founding Full Stack Engineer
fulltime
Remote
Full Stack
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Blueberry Medical (W18) • 24/7 access to pediatricians and at-home medical testing kit(about 10 hours ago)
Senior Software Engineer
fulltime
Mountain view, CA / Remote
Full Stack
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Yunit Inc (W22) • Investing app for communities. (1 minute ago)
Backend Engineer (NodeJS)
fulltime
USA (Remote) / Remote
Backend
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Epsilon3 (S21) • The OS for spacecraft and complex operations(about 2 hours ago)
Software Engineer
fulltime
Remote
Full Stack
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Gordian Software (W19) • APIs for selling airline add-ons such as seat selection and baggage. (about 1 hour ago)
Backend Engineer
fulltime
Bellevue, WA / Remote
Backend
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Muse (S21) • Squarespace for 3D websites (41 minutes ago)
Head of Web Graphics Engineering
fulltime
Remote / Remote
Full Stack
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Haven (W20) • Homeownership reimagined for the 21st century.(about 1 hour ago)
Backend Engineer
fulltime
Remote
Backend
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Mentum (S21) • Investment management API for fintechs in LATAM(about 1 hour ago)
Backend Software Engineer (Founding Team)
fulltime
Remote
Backend
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OneSignal (S11) • Customer messaging via push notifications, email, SMS, & in-app.(about 15 hours ago)
Customer Support Engineer
fulltime
San Mateo, California
Full Stack
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JITX (S18) • Automatic circuit board design.(23 minutes ago)
Senior Software Engineer, Generalist Software Engineering
fulltime
San Jose OR Berkeley, California Offices, Hybrid Schedule
Backend
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Filta (S21) • The Face Filter NFT Marketplace(5 minutes ago)
First Engineers
fulltime
San Francisco / Remote
Full Stack
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Routable (S17) • We're building the simplest way to send and receive…(1 minute ago)
DevOps Manager (Remote)
fulltime
Remote
Devops
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Slai (W22) • The Machine Learning Development Sandbox(33 minutes ago)
Software Engineer
fulltime
Cambridge, MA / Remote
Full Stack
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Motion (W20) • All-in-one time management platform(21 minutes ago)
Senior Backend Engineer
fulltime
San Francisco
Full Stack
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Genomelink (S21) • DNA App Store(about 8 hours ago)
Software Engineer, Web Applications
fulltime
San Francisco / Remote
Full Stack
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Overview (W19) • Computer Vision Platform for Manufacturing(15 minutes ago)
Frontend / Full Stack Engineer
fulltime
San Francisco
Full Stack
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Activeloop (S18) • Cloud for AI.(about 2 hours ago)
Senior Visualization Engineer
fulltime
Silicon Valley / Remote
Frontend
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Fieldguide (S20) • Automation & Collaboration Software for Audit & Advisory Firms(about 4 hours ago)
Senior Software Engineer
fulltime
San Francisco / Remote
Full Stack
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Kubelt (W22) • Kubelt is a web3 content management platform.(21 minutes ago)
Software Engineer (Intermediate and Senior)
fulltime
Toronto, Ontario / Remote
Backend
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Lendtable (S20) • We give employees wealth-building loans for their 401k match and ESPP(1 minute ago)
Engineering Manager
fulltime
San Francisco, CA
Engineering Manager
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Reframe (S21) • App to help people quit or cut back on alcohol use(about 12 hours ago)
IOS Engineer
fulltime
Remote
iOS
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Dioptra.ai (W22) • Dioptra is an online experimentation platform for ML(about 8 hours ago)
DevOps Engineer
fulltime
New York / Remote
Devops
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RoomPlays (W22) • (9 minutes ago)
Founding Engineer
fulltime
Remote
Engineering Manager
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hotglue (S21) • Offer native user-facing SaaS integrations to your customers(about 2 hours ago)
Senior Front End Engineer
fulltime
Washington D.C. / Remote
Frontend
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Zeal (S19) • Embed payroll into any product(about 4 hours ago)
Senior Software Engineer - API and Tax Engine (Remote)
fulltime
San Francisco, CA / Remote
Full Stack
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NextEra Robotics (S20) • We enable companies to hire Industrial Robots like they hire employees(about 2 hours ago)
Electrical Engineer - part-time/internship - local in MA only
intern
Boston, MA
Electrical
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Heru (S19) • Tax automation services for the gig-economy workforce in Latin America(2 days ago)
Head of Engineering
fulltime
Remote
Engineering Manager
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Ironclad (S15) • Digital contracting platform for legal teams. (about 19 hours ago)
Software Engineer
fulltime
325 5th St, San Francisco, CA 94107 / Remote
Full Stack
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Mutiny (S18) • Mutiny is building a Growth-as-a-Service platform, to automate away…(about 2 hours ago)
Full Stack Software Engineer
fulltime
San Francisco/Remote / Remote
Full Stack
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Sandbox Banking (W17) • Financial Services API Management Platform for Banks/CUs & Fintechs(4 days ago)
Platform Software Engineer (Remote)
fulltime
Remote
Full Stack
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Cyble (W21) • Cyble empowers organizations with darkweb & cybercrime monitoring.(about 1 hour ago)
Senior Big Data Engineer
fulltime
Remote / Remote
Data Science
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Centaur Labs (W19) • Labeling medical images at scale(about 6 hours ago)
Backend Engineer
fulltime
Boston, MA / Remote
Backend
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Compound (S19) • Compound is a family office for startup founders and employees. (about 15 hours ago)
Software Engineer, Fullstack
fulltime
Remote, SF, NY / Remote
Full Stack
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Fuzzbuzz (W19) • Fuzzing as a Service(3 days ago)
Full Stack Engineer
fulltime
Redwood City / Remote
Full Stack
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Onebrief (S21) • Onebrief makes military headquarters run seamlessly(about 19 hours ago)
Senior Software Engineer, Full-stack
fulltime
Remote
Full Stack
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Turing Labs Inc. (W20) • AI for R&D of consumer brands like P&G to develop better products(about 6 hours ago)
Sr. Full Stack Engineer
fulltime
Remote / Remote
Full Stack
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Iron Plans (S20) • Subscriptions, usage-based pricing, & teams for SaaS apps(31 minutes ago)
Founding Full Stack Engineer
fulltime
Remote
Full Stack
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ModernLoop (W21) • ModernLoop helps teams automate and streamline recruiting operations(about 1 hour ago)
Software Engineer, Fullstack (US only)
fulltime
Remote
Full Stack
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DreamWorld (W21) • the game where everyone creates together.(2 minutes ago)
Software Engineer / Game Developer
fulltime
San Francisco Bay Area / Remote
Full Stack
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Recidiviz (S19) • A platform to help reduce incarceration quickly and permanently(about 1 hour ago)
Implementation Engineer
fulltime
San Francisco, New York, Remote / Remote
Backend
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Spruce Systems, Inc. (W21) • Spruce lets users control their data across the web.(about 1 hour ago)
Application Engineer
fulltime
Remote
Full Stack
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Superside (W16) • Creative Technology Company(about 1 hour ago)
Senior Software Engineer (Kotlin, Backend)
fulltime
Remote
Backend
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Prelay (W20) • Team Selling Platform(about 19 hours ago)
Software Engineer
fulltime
San Francisco
Full Stack
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Writesonic (S21) • AI-powered copywriting and content marketing.(about 19 hours ago)
Founding Fullstack Engineer
fulltime
Remote
Full Stack
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MergeQueue (S21) • Google-level engineering productivity suite(about 1 hour ago)
Founding engineer
fulltime
San Francisco, Seattle or Remote / Remote
Backend
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Juni (W18) • A learning platform helping every student achieve their best future. (1 day ago)
Software Engineer
fulltime
San Francisco, CA
Full Stack
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Instrumentl (S16) • Instrumentl automates grant discovery and tracking for nonprofits.(5 days ago)
Senior Full-Stack Engineer
fulltime
Remote
Full Stack
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Plato (W16) • We help engineering + product leaders develop soft skills and build…(1 day ago)
Growth Engineer Intern
intern
San francisco, CA
Full Stack
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ProPhone (W21) • Shopify for home service professionals(1 day ago)
VP of Engineering
fulltime
New York, NY / Remote
Engineering Manager
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