Salary - $150,000 - $250,000

What You'll Own

Ship features on the Next.js / Golang AI Experience Generation product serving tens of millions of users daily

Tune, optimize, and load-test servers as Helium 10x's volume to hundreds of millions of users per day

Design data systems and ML training infrastructure that power automated experimentation at scale

Work directly with founders and customers (Calm, Whisprflow, Locket, comparable) to design, implement, and deliver new experiences

Own features end-to-end: write PRDs/specs, ship, test, and validate against real users

Requirements

Must-Have

0-7 years of software engineering experience with a full-stack range (both backend and frontend)

Backend experience (Python, Go, or infrastructure like AWS) AND frontend experience (TypeScript/JavaScript/React or modern equivalent)

One of the following: 1.5+ YOE at a Tier-1 engineering team (FAANG, YC company, scale-up), ex-founder background, CS degree from an elite school (Ivies, Waterloo, well-respected state schools), or other evidence of greatness (side projects, OSS, etc.)

Open to moving to SF and working Monday-Friday in the office with frequent weekend pushes

US citizen or visa holder. No $100K H-1B.

Nice-to-Have

Built or owned 01 product/features from scratch

Early engineer at a startup (roughly #1-15) or worked at an early-stage startup / small product team

LLM APIs shipped in production: prompting, RAG, agents, evals, AI workflows

Data pipeline/ingestion/analytics infra experience (queues, async jobs, webhooks, ETL/ELT, workflow systems)

Builds in public: writing, OSS, talks, Show HN, meaningful GitHub