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San Francisco, CA - $150k/yr - $200k/yr Full Time Posted by: Helium Posted: 28/01/2026 14:34:07
 
 
Base pay range

$150,000.00/yr - $200,000.00/yr


Helium is building Self-Improving Software: AI that automatically generates & tests new software experiences to lift revenue. We're



  • Talent-dense (8 people, 6 engineers, 75% ex-founders)

  • Well-funded ($6M from Google & Leaders from OpenAI)

  • Fast-growing (Serving tens of millions of AI experiences per day for top consumer companies)



  • We work in-person in our SF office 6 days per week (Mon-Sat)


What You'll Do

  • Own the iOS/React Native mobile experience for Helium customers

  • Launch new features (eg remote onboarding experiences) to help our customers automate mobile optimization

  • Come up with new ways to improve SDK reliability, speed, and usability, and work directly with customers to get feedback and improve their experience.

  • Own documentation, Release maintenance, CI/CD, Testing, Google Play/Android billing

  • 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 mobile engineering foundation: You have plenty of experience building mobile apps on the App Store, and using SDKs (RevenueCat, Amplitude, Segment, Stripe, Firebase)

    • Experience working with Apple In-App purchases.



  • 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.

  • Customer obsession: you think deeply about the devex of SDKs, you answer questions, jump on issues, and use customer feedback to build excellent products.


Nice To Haves

  • Experience working on mobile SDKs (release maintenance, docs, etc)

  • Experience with Flutter and Android app development

  • Experience with native modules/bridging logic

  • Experience working on open source, or non-mobile experiences

  • Experience working on mobile webview tech (if you've figured out a cool way to make Android webviews feel almost native, get in touch)

  • Experience working with mobile analytics tools (Amplitude, Segment, Statsig, etc)


Reasons This Role Might Not Be A Fit

  • You want to work 9-5

  • You avoid Cursor or AI coding tools.

  • You can only operate on well-written specs, or feel uncomfortable designing new experiences from scratch.

  • You don't want to talk to customers.


Our Stack

  • Next.js (React/Typescript), Zustand

  • AI (vercel) SDK

  • Tailwind/Shadcn

  • Supabase

  • Clickhouse

  • Golang/Fly.io

  • Mobile: Swift, Flutter, Expo, Android


Requires Bachelors degree or higher in Computer Science or similar fields.


Seniority level

Mid-Senior level


Employment type

Full-time


Job function

Engineering and Information Technology


Industries

Software Development

San Francisco, CA, United States of America
Engineering
$150k/yr - $200k/yr
Helium
Click apply
JS26489_25304_09B07EDD28812CCB91B1E17A12DAAC04
28/01/2026 14:34:07
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