Founding Engineer (Backend + AI-Focused Full-Stack Developer) jobs in United States
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Minimal AI (YC S25) · 1 day ago

Founding Engineer (Backend + AI-Focused Full-Stack Developer)

Minimal AI is building AI agents that autonomously resolve customer support tickets for e-commerce businesses. They are seeking a backend and AI-focused full stack engineer to build the agent runtime, evaluations, and integration layers to scale their operations.

Artificial Intelligence (AI)Real TimeSoftware

Responsibilities

Ship production features across the stack
Work in tight loops: build → test → measure → refine
Use AI tools daily (Cursor, Claude, etc.) and push them further; automate glue work, generate scaffolds, build evals, multiply your own output
Take ownership of outcomes, not tickets

Qualification

PythonFastAPIAWSTypeScriptReactNext.jsAI tools usageClean architectureSolid testsUIResourcefulnessPersistenceSystems thinking

Required

You can own features end-to-end and enjoy doing so
You ship fast and care about quality, clean architecture, solid tests, good UI
You're resourceful and persistent, you figure things out
You've built things you're proud of (products, open source, side projects)
You use AI tools daily and want to keep raising that bar
You think in systems and multipliers, not just tasks
Backend: Python, FastAPI, AWS
Frontend: TypeScript, React, Next.js

Company

Minimal AI (YC S25)

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Minimal AI makes it easy for e-commerce brands to build and manage AI support teams that resolve 90%+ of tickets while increasing revenue.

Funding

Current Stage
Early Stage
Total Funding
$0.5M
Key Investors
Y Combinator
2025-09-09Pre Seed· $0.5M
Company data provided by crunchbase