Y Combinator

Product Engineer, New Products

San Francisco, California, USPosted 9 days ago$185,000 – $485,000

Full TimeUS

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Job Description

About the role Y Combinator is building a new generation of products for the AI-native era — and we're hiring product engineers to build them. Some ship in the open to hundreds of thousands of develop

Key Highlights

Take new products from 0→1 — design, build, and ship full-stack systems and developer tools end-to-end
Build AI-native software: agent orchestration, semantic search, embeddings, knowledge graphs, LLM workflows
Own developer and user experience completely — 30-second installs, time-to-first-value measured in minutes, interfaces people actually want to use
Ship some work in the open and engage a real community; ship other work as commercial product. Pick the right call for each
Use your own fully AI-enabled dev stack and make pragmatic tradeoffs in a fast-moving environment

Qualifications

Required Qualifications

Experience shipping full-stack or systems software end-to-end
Strong system design and independent decision-making
Strong product sense and comfort designing user experiences
Clear communication and the ability to work directly with non-technical stakeholders
High judgment and integrity

Preferred Qualifications

LLMs, prompt engineering, or agent-based systems
Open-source maintainership and community engagement
TypeScript, Postgres/pgvector, Rails, React (the stack our current products run on)
Retrieval, search, or knowledge-graph systems

Skills & Technologies

TypeScriptRailsReact

About the Company

Y Combinator

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Job Details

Employment Type

Full Time

Salary Range

$185,000 – $485,000

Location

San Francisco, California, US

Posted

9 days ago

Country