Software Engineer jobs at Y Combinator startups

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Lattice (W16) Modern people management platform.
Staff Software Engineer

fulltimeRemoteFull stack

OneSignal (S11) Engage customers through personalized omni-channel messaging
Engineering Manager, User Data Team

fulltimeSan Mateo, CA, US / Remote (CA, US; WA, US; PA, US; UT, US; TX, US; New York, NY, US)Backend

OneSignal (S11) Engage customers through personalized omni-channel messaging
Senior Software Engineer, Analytics Team

fulltimeUnited States (Remote) / Remote (WA, US; OR, US; CA, US; New York, NY, US; PA, US; TX, US; UT, US; NJ, US)Full stack

Checkr (S14) People infrastructure for the future of work
Senior Director of Data

fulltimeSan Francisco, California, United StatesData science

Checkr (S14) People infrastructure for the future of work
Senior Software Engineer

fulltimeSan Francisco, California, United StatesFull stack

Wefunder (W13) We're Robinhood for pre-IPO startups. Everyone can invest $100.
Full Stack, Senior Software Engineer

fulltimeRemoteFull stack

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

fulltimeLondon, England, GBBackend

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

fulltimeSan Francisco, CA, USBackend

Sepal AI (S24) Building LLMs for Large Enterprises.
Founding Full-Stack Engineer

fulltimeSan Francisco, CA, US / New York, NY, US / RemoteFull stack

Lilac Labs (S24) We automate the person taking orders at drive-thrus with a voice AI
Founding Engineer

fulltimeSan Francisco, CA, USBackend

David AI (S24) Data for audio AI
Founding Engineer

fulltimeSan Francisco, CA, US / New York, NY, USFull stack

camfer (S24) Building the world’s first AI mechanical engineer.
Intern

internSan Francisco, CA, USMachine learning

camfer (S24) Building the world’s first AI mechanical engineer.
Founding Engineer

fulltimeSan Francisco, CA, USFull stack

Silurian (S24) Foundation models to simulate Earth, starting with weather.
Founding Research Engineer

fulltimeSeattle, WA, US / RemoteFull stack

Phonely (S24) AI call centers
Founding Engineer (Full Stack + Dev Ops)

fulltimeSan Francisco, CA, USDevops

Theseus (S24) GPS Denied Navigation for Drones
Founding Engineer – Embedded Robotics Sensing

fulltimeSan Francisco, CA, USEmbedded systems

Theseus (S24) GPS Denied Navigation for Drones
Founding Engineer – Test Lead

fulltimeSan Francisco, CA, USEmbedded systems

RetailReady (W24) An AI-powered supply chain compliance engine
Full Stack Software Engineer

fulltimeSan Francisco, CA, USFull stack

Reprompt (W24) AI Agents for Location
Founding Engineer

fulltimeSan Francisco, CA, USFull stack

Yarn (W24) Make sales and marketing videos with AI.
Founding Engineer at Yarn (W24)

fulltimeNew York, NY, USFull stack

Quivr (W24) Open Source Chat-Powered Second Brain
Frontend Engineer

fulltimeParis, Île-de-France, FRFrontend

Retell AI (W24) Supercharge Your Contact Center Operations with AI Phone Agents
Founding Full Stack Engineer

fulltimeSan Francisco, CA, US / Redwood City, CA, USFull stack

Retell AI (W24) Supercharge Your Contact Center Operations with AI Phone Agents
Founding Backend Engineer

fulltimeSan Francisco, CA, US / Redwood City, CA, USBackend

just words (W24) Scale hyper-personalized messaging with AI
Sr. Software Engineer (Backend)

fulltimeSan Francisco, CA, USBackend

just words (W24) Scale hyper-personalized messaging with AI
Founding Product Engineer

fulltimeSan Francisco, CA, USFull stack

Yondu (W24) Robots to Automate Fulfillment
Founding Robotics Engineer

fulltimeGardena, CA, US / Los Angeles, CA, USRobotics

OffDeal (W24) AI-native investment bank for small businesses
Founding Full Stack Engineer

fulltimeNew York, NY, USFull stack


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