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(Contract) Lead React Native Engineer (Tech Lead / Architect)
Argentina (Remote); Colombia (Remote); Uruguay (Remote)
Type: Contract, per-project.
Location: Remote - Americas time zones (significant overlap required)
Availability: Contractor (40 hours per week).
What you’ll do
- Own the mobile architecture (React Native + TypeScript), module boundaries, and performance strategy.
- Stand up project scaffolding: navigation, state, data layer, theming, feature flags, analytics, error reporting, and CI/CD.
- Integrate core features: auth, content feeds, video playback, push notifications, IAP/subscriptions, and basic gamification.
- Define API contracts with backend (PlayFab or equivalent), including profiles, leaderboards, telemetry, and entitlements.
- Code reviews, mentoring, sprint planning input; keep the team shipping.
Must-haves
- 5+ years mobile; 3+ years React Native in production apps at scale.
- TypeScript, React Navigation, React Query (or SWR), Redux/Zustand familiarity.
- iOS/Android store delivery (TestFlight, Play Console), IAP/subscriptions, and push notifications.
- CI/CD for RN (EAS/Fastlane/Bitrise/GitHub Actions), crash/analytics (e.g., Sentry, Firebase/Segment).
- Proven performance work (startup time, bundle size, jank/frames).
Nice-to-haves
- PlayFab (title/player data, leaderboards), or similar (GameSparks, Firebase, custom).
- Video (AVPlayer/ExoPlayer wrappers), deep links, dynamic linking, A/B testing.
- Security basics (secure storage, anti-tamper, privacy, PII handling).
- Prior startup/MVP experience.
(*) SOUTHWORKS only hires individuals from countries that are not blocked or sanctioned by the United States, including those identified on the United States Office of Foreign Asset Control (OFAC).
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