Helium
tryhelium.com
Helium is a Y Combinator-backed (S24) software company developing AI-driven paywall management, upsell personalization, and conversion rate optimization platforms for consumer mobile applications. Headquartered in San Francisco, the startup enables mobile product and growth teams to dynamically design, test, and deploy in-app paywalls and subscription monetization flows without writing native code or waiting for app store release approval cycles.
Top 25% payVerified live · 1 hour ago
4 days ago
Founding Design Engineer
$150k – $200k per year • Equity 0.5–1% • Junior • 1+ year exp • In office (San Francisco, United States) • Relocation • Bachelor's Degree • Full-Time • Junior
TypeScript
Go
Databases
ClickHouse
Supabase
AI/ML
OpenAI
Cursor
Frontend
React.js
Next.js
shadcn/ui
Tailwind CSS
Zustand
Mobile
Flutter
DevOps
Fly.io
Apply
Top 25% payVerified live · 1 hour ago
4 days ago
Founding Sr Full-Stack Engineer
$150k – $250k per year • Equity 0.5–1.5% • Senior • 3+ years exp • In office (San Francisco, United States) • Bachelor's Degree • Full-Time • Senior
Go
Dart
JavaScript
TypeScript
Databases
ClickHouse
Supabase
AI/ML
OpenAI
Cursor
LLM
Frontend
Next.js
React.js
Radix UI
shadcn/ui
Tailwind CSS
Zustand
Mobile
Flutter
DevOps
Fly.io
Apply
Top 25% payVerified live · 1 hour ago
4 days ago
Founding Full-Stack Engineer
$125k – $200k per year • Equity 0.5–1% • Junior • 1+ year exp • In office (San Francisco, United States) • Bachelor's Degree • Full-Time • Junior
Go
Dart
JavaScript
TypeScript
Databases
ClickHouse
Supabase
AI/ML
OpenAI
Cursor
LLM
Frontend
Next.js
React.js
Radix UI
shadcn/ui
Tailwind CSS
Zustand
Mobile
Flutter
DevOps
Fly.io
Apply
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