Senior Full-Stack Engineer
Responsibilities: 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. Requirements: 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 Skills: 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). Originally posted on Himalayas