React Native Developer – Fintech Savings App (Expo + Supabase)

Posted last quarter

Worldwide

Summary

I’m building a gamified automatic savings app for iOS & Android, launching October 2026. This is a serious fintech V1, not a prototype. Tech stack React Native (Expo) · TypeScript · Supabase · Powens DSP2 (open banking) · Swan or Lemonway (payment rails) · Onfido (KYC) · RevenueCat · Apple HealthKit + Google Fit Core features to build ∙ Full bank connection via Powens DSP2 (read-only) ∙ Automatic savings transfers via payment partner ∙ KYC onboarding with Onfido (liveness + ID verification) ∙ 4 Smart Rules (round-ups, activity-based savings, payday %, baby savings) ∙ Gamification (points, badges, streaks) ∙ Finance School V1 ∙ Premium subscription via RevenueCat What I need ∙ Clean architecture built for scale ∙ Proper test coverage ∙ Store-ready delivery (App Store + Google Play) ∙ Full ownership from setup to submission You must have ∙ Strong React Native + Expo experience ∙ Fintech or open banking integration experience (DSP2, KYC, payment rails) ∙ Available full-time April → October 2026 To apply, please answer 1. Have you worked on fintech or open banking integrations? 2. Any experience with Powens, Swan, Lemonway, Onfido or similar? 3. Can you share a relevant app you’ve shipped? Let’s build something people will actually use every day.

  • More than 30 hrs/week
    Hourly
  • 3-6 months
    Duration
  • Expert
    Experience Level
  • $20.00

    -

    $40.00

    Hourly
  • Remote Job
  • Ongoing project
    Project Type
Skills and Expertise
Mandatory skills
TypeScript
iOS Development
Activity on this job
  • Proposals:20 to 50
  • Last viewed by client:3 weeks ago
  • Interviewing:
    1
  • Invites sent:
    1
  • Unanswered invites:
    0
About the client
Member since Apr 3, 2026
  • France
    Paris12:42 PM
  • Finance & Accounting
    Individual client

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