Full Stack Engineer (Mobile-first)
60000 - 90000 USD per year
Company:Sierra Studio
Location:Brazil
Languages:English
Seniority level:Middle, 4+ years
Experience:4+ years
Skills:
Node.jsExpress.jsGitJavascriptOAuthReact.jsReact NativeTypeScriptAPI testingREST API
Requirements:
4+ years building production applications Mobile development experience (React Native/Expo preferred OR native iOS/Android) Strong TypeScript/JavaScript proficiency Experience with deep linking (Universal Links, App Links, deferred deep links) Third-party API integration experience (OAuth, webhooks, REST) App store deployment experience (TestFlight, Google Play) Node.js backend familiarity Understanding of mobile-specific patterns (push notifications, offline sync, secure storage)
Responsibilities:
Build and improve mobile app features Own features end-to-end, including API changes Extend backend APIs Write unit and integration tests Implement responsive designs Collaborate with design team Implement deep linking Implement push notifications Implement authentication flows Implement offline-first architecture with sync Develop mobile-optimized reward discovery and redemption flows Manage app store deployment Integrate third-party platforms (Discord, Patreon, Whop, Event platforms, Social APIs) Monitor Plaid webhook processing and attribution accuracy Debug edge cases in transaction attribution Optimize real-time reward progress updates Maintain fraud detection patterns Improve attribution logic
