Overview Culver City, CA | Remote | Full time | heypurpose.com About our client Purpose is creating the world’s first AI-powered personal-growth coach—helping people go from “I’m doing fine” to “I know who I am, what I care about, and how to live with clarity.” Co-founded by Mark Manson (20 M readers, The Subtle Art of Not Giving a F) and Raj Singh (100M users on last AI product, acquired by Revinate). Launching in a few months to Mark’s massive audience. Blends personalized AI coaching, habit-building, and assessments—feels like a meaningful conversation, not an app. Why you'll love this role Shape the experience: own data flows, real-time APIs, and UI that make each coaching session feel like magic. Iterate at speed: weekly feature drops, rapid experiments, instant user feedback. Level-up daily: work shoulder-to-shoulder with founders who\u2019ve shipped to hundreds of millions. What you'll do Own the React Native mobile app—lead development, architecture, deployment (iOS Android). Architect & scale AWS serverless infra: Lambda, DynamoDB, S3, API Gateway, AppSync, SNS/SQS. Build robust mobile-first APIs: sub-200 ms response times powering real-time features. Ship growth levers: referrals, feature flags, A/B tests, pricing experiments. Lead code reviews & set engineering standards that scale. Optimize for viral growth: handle spikes from 10 K to 1 M concurrent users at launch. You'll bring 5 yrs building consumer back-ends at 100 K MAU scale, plus proven mobile-app deployment. React Native mastery—complex state mgmt, navigation, perf tuning. End-to-end mobile deployment: App Store Connect, Google Play, Expo EAS, OTA updates, CI/CD. AWS serverless: Lambda, DynamoDB, S3, API Gateway, AppSync, SNS, CloudWatch, CDK/Terraform. Observability chops: OpenTelemetry, Datadog, Honeycomb, etc. Track record integrating auth (Clerk/Auth0), payments (Stripe), analytics SDKs. Scale-first mindset—design for 10× traffic growth without rewrites. Quality champion—strong code reviews, tests, docs. Bonus points RAG / LLM pipeline experience, vector DBs. React Native performance tuning (Hermes, Expo EAS). Mobile CI/CD wizardry, automated testing. SOC 2 Type II steering. Real-time systems (WebSockets, SSE, GraphQL subscriptions). Perks Unlimited PTO Founder-led growth coaching Best-on-planet tools High-trust, high-velocity team Salary: US$80k – US$110k • 0.0% – 0.25% J-18808-Ljbffr