Member of Technical Staff
Job in
San Francisco, San Francisco County, California, 94199, USA
Listed on 2026-02-23
Listing for:
Contrario.ai, Inc.
Full Time
position Listed on 2026-02-23
Job specializations:
-
Software Development
AI Engineer, Full Stack Developer, Software Engineer, Cloud Engineer - Software
Job Description & How to Apply Below
About Contrario
Contrario (YC W25) is building the modern, AI-powered recruiting marketplace, connecting elite startup recruiters with fast-growing companies through AI-powered matching and operational tools. We’ve raised $2.5M from Y Combinator and Nexus Venture Partners and angels from Hudson River Trading, Stanford, and OpenAI
. Our customers include 50+ YC and venture-backed startups across engineering and GTM roles.
We're looking for a Member of Technical Staff who will shape the technical foundation of Contrario. You'll be building AI-powered search and retrieval features while working across our full stack.
What You'll Do- Build AI features from the ground up
:
Design and implement intelligent search, retrieval, and recommendation systems that power our core product - Own the full stack
:
Ship features end-to-end in Next.js, Type Script, and Supabase -- from database schemas to user interfaces - Move fast
:
Launch features quickly, gather feedback, and iterate rapidly in a startup environment - Shape the culture
:
As engineering employee #1, you'll help define our engineering practices, team culture, and hiring bar
Required:
- 0-3 years of full-stack software engineering experience
- Strong proficiency with Type Script and modern web frameworks (Next.js)
- Solid understanding of AI/ML concepts -- but you should be comfortable working with LLMs, embeddings, vector databases, and retrieval systems
- Experience with databases and backend systems (Postgres/Supabase knowledge is valuable)
- Product-minded engineer who cares deeply about user experience
- Thrives in ambiguity and can operate independently
- Frontend
:
Next.js, React, Type Script, Tailwind CSS - Backend
:
Next.js + Type Script - Database
:
Supabase (Postgres) - Infrastructure
:
Vercel
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