Founding AI Engineer - Supernal

Founding Engineer — Supernal

Remote (US & EU Friendly) | Full-Time | Equity + Salary Website:

getsupernal.ai Supernal is building the operating system for businesses powered by AI employees.

AI employees are here — and they’re redefining how businesses operate. At Supernal, we turn any tedious, manual process into an AI-powered workflow, managed through a delightful interface and accessible from web to phone. Businesses can now scale faster with smaller human teams empowered by large teams of AI employees. We believe this is a

trillion-dollar opportunity

. As a

founding engineer

, you'll help invent the infrastructure and interfaces that make it possible. Supernal has already reached

multi-million dollar revenue within months

, and we’re just getting started. Why This Role Exists

We’re looking for a

well-rounded, full-stack founding engineer

to help us build robust AI systems and product experiences end-to-end. You’ll work directly with the founders on everything from core architecture to shipping new AI-powered features. If you’re a systems thinker, rapid builder, and care deeply about great UX and AI performance — we’d love to meet you. What You’ll Do

Architect and scale RAG pipelines, agent-based systems, and LLM-powered workflows

Fine-tune large language models for structured data extraction and automation

Build developer-friendly APIs and interfaces for web automation

Ship product features fast — with real usage and feedback

Work closely with product, design, and customers to build what matters

Stay ahead of the curve on LLM tools, embeddings, orchestration, and training

Create elegant, resilient systems that just work

Who You Are

A

full-stack engineer

comfortable across Python/Django, React/TypeScript, or eager to learn fast

A

system thinker

who sees architecture, UX, performance, and product as a unified challenge

Obsessed with

AI agents

, LLMs, and building delightful automations

Comfortable wearing many hats: engineer, product thinker, debugger, owner

Thrive in fast-moving environments with a high degree of autonomy

A natural

builder

: you ship, you own, you iterate

✅ Bonus Points

Experience building LLM-based agents, fine-tuning models, or RAG pipelines

Contributions to open-source AI/ML projects

Experience with: TypeScript, PostgreSQL, Redis

You've trained or fine-tuned your own model from scratch

Worked on web automation, scraping, or structured data extraction before

✨ Why Join Supernal?

Founding role

in a rocketship startup with real revenue and real usage

Ship fast

: from idea to production in days, not months

Autonomy

: own your work, your time, and your decisions

Remote-first

across US and EU, with in-person offsites and workshops

Competitive salary + meaningful equity

Incredible teammates

: builders, operators, musicians, filmmakers, and climbers

Backed by

invisible.co

, and founded by repeat entrepreneurs

Our Interview Process

We prefer to

pay you for a week to build something real with us

. We believe it’s the best way to evaluate fit, working style, and what it’s like to collaborate — for both sides. Supernal is for you if:

You’re a

deep systems thinker

You constantly seek ways to grow yourself, your team, and the product

You want to

leverage LLMs

to produce what used to take entire teams

You care deeply about

product excellence

and

technical elegance

You thrive when

wearing many hats

and solving unstructured problems

You value

freedom

and want to work from your favorite place on earth

Supernal is

not

for you if:

You’re looking to clock in and clock out

You want to be told what to do

You prefer owning a narrow slice of the codebase

If this sounds like you — let’s build the future together.