Founding Member of Technical Staff

The Role

Design and implement agentic AI systems that reason about large sets of unstructured data
Ship full-stack features with direct user feedback
Contribute to the product experience so agents aren’t just smart, but usable and trusted by engineers
Build systems to automatically evaluate LLM outputs and improve agentic reasoning through self-play and feedback loops
Construct ML pipelines, including data ingestion, feature generation, embedding stores, RAG pipelines, vector search infra, and graph databases
Explore and prototype with open-source and frontier LLMs to evaluate tradeoffs
Build scalable infra to support long-running multi-step agents, including memory, state management, and async workflows
Participate in everything from company strategy to customer calls to office snacks

About the role

Join a team of seasoned engineers who have directly shipped $10B+ of value
Work in-person 3 days a week in our San Francisco office
Be in an environment where ambiguity is embraced and you thrive
Be a product-minded and customer-first thinker
Have experience working with LLMs, MCPs, Cloud Infrastructures, and Observability tools
Bonus: Have worked at a startup before and know what to expect

Requirements

5+ years of working experience or open-source experience

Qualifications

Staff-level engineers from Databricks, Brex, LinkedIn, Niantic, Nextdoor and 11x

Skills

Experience with Gen AI infra, LLMs, observability, distributed systems, and real-time data pipelines

Benefits

• Medical, Dental, Vision insurance
• 401(k)
• Lunch & Dinner in the office
• Snacks and drinks
• M5 MacBook + iPad Air
• Cursor, Claude Code, Windsurf, and unlimited budget to test out new software and models

Culture

• Give Trust and Opinions: We trust people to execute independently and speak candidly. No micromanagement, no politics.
• Challenge ideas directly and assume positive intent.
• Be the Customer: We are our own customers. We build customer empathy by deeply understanding real problems and delivering more value than we charge for.
• Love the Journey: Startups are hard. We care about the craft, enjoy building together, and operate at a sustainable pace.
• Build Intentionally: Move fast, but with purpose. Anti-996.
• Depth over breadth.
• Everything Is Figureoutable: Hard problems are expected. With creativity and persistence, we will find a way forward.