Join to apply for the Founding Full-Stack Engineer role at Helium (Automate paywall testing) Join to apply for the Founding Full-Stack Engineer role at Helium (Automate paywall testing) Get AI-powered advice on this job and more exclusive features. Helium (Automate paywall testing) provided pay range This range is provided by Helium (Automate paywall testing). Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range $150,000.00/yr - $210,000.00/yr Helium is building self-improving software — AI that continuously creates and tests new software experiences.

Backed by Y Combinator, Gradient, and leaders from Uber, OpenAI, Meta, and more. We’ve raised $5MM+ to build our vision.

What You’ll Do

You will be building an AI paywall editor that serves millions of customers everyday, including touching the front-end Next.js application and back-end high performance Python server. Integrating the latest coding models, APIs, and techniques into the editor to improve generation performance. Writing and deploying Python code that serves hundreds and thousands of requests each second globally. Work cross functionally with the founders, and directly with customers, to design, implement, and deliver the best experiences! Wearing a lot more hats than listed above .

What We’re Looking For

Keen problem solving skills: you are able to cut down ambiguous problems down to first principles and deliver a working solution. Strong programming/full-stack foundation: You’re comfortable working on both backend code as well as frontend React code. Experience working directly on user-facing products: you are able to figure out and understand what the user needs, including talking to customers Stellar cross-functional communication skills: you are able to adapt to our ways of working and be an efficient/effective communicator. Owning features end to end: you’ll write your own PRDs/quick specs when necessary, and you test your features end to end to make sure they work and satisfy the requirements

Nice To Haves

Experience with ML/AI/LLM integration in applications Background working with design tools, chat experiences, or vibe coding tools Previous experience founding or working at a high-growth startup Mobile engineering/mobile experience is a plus

Reasons This Role Might Not Be A Fit

You’re uncomfortable with ambiguity, or need super structured requirements You prefer to only one part of the stack, and aren’t willing to work across everything You’ve never worked on systems with many moving parts: Our software has many different moving parts that you will be required to ramp up on

Requirements

You have 1-4+ years of engineering experience, with a strong track record of shipping real products.

Note * This is a full-time, in-person role based in San Francisco - we work from the office 6 days a week (Mon-Sat) * You must be based in the Bay Area or willing to relocate before starting . * We require US work authorization , but are open to O-1 visa sponsorship for truly exceptional candidates.

Our Stack

Next.js (React/Typescript), Zustand Tailwind/Shadcn Supabase Python/Fly.io Mobile: Swift, Flutter, Expo

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