Cross-platform Mobile App + Backend (React Native | AWS | Spotify OAuth)

Posted yesterday

Worldwide

Summary

The app allows users to securely connect their Spotify account, manage data-sharing preferences, and explore their personal data through a clean, privacy-first mobile experience. I will give more details to interested candidates. Responsibilities Developed native iOS and Android applications using React Native Built secure passwordless authentication with SMS verification Implemented Spotify OAuth integration with secure token management Developed granular consent management allowing users to control shared data categories Built a scalable AWS backend with authentication, API layer, and PostgreSQL database Implemented configurable data valuation engine with admin-managed rules Created data vault experience displaying Spotify listening data including artists, tracks, genres, playlists, and listening history Built source management and future source waitlist functionality Developed user settings, privacy controls, data export, and account management features Managed App Store and Google Play submission process

  • Less than 30 hrs/week
    Hourly
  • < 1 month
    Duration
  • Entry level
    Experience Level
  • Remote Job
  • One-time project
    Project Type
Skills and Expertise
Mandatory skills
AWS Amplify
Python
React Native
Activity on this job
  • Proposals:50+
  • Last viewed by client:yesterday
  • Interviewing:
    1
  • Invites sent:
    0
  • Unanswered invites:
    0
About the client
Member since Jun 27, 2025
  • United States
    Los Angels7:34 PM
  • $2.1K total spent
    25 hires, 10 active
  • 30 hours

Explore similar jobs on Upwork

How it works

  • Post a job icon
    Create your free profile
    Highlight your skills and experience, show your portfolio, and set your ideal pay rate.
  • Talent comes to you icon
    Work the way you want
    Apply for jobs, create easy-to-by projects, or access exclusive opportunities that come to you.
  • Payment simplified icon
    Get paid securely
    From contract to payment, we help you work safely and get paid securely.
Want to get started? Create a profile

About Upwork

  • Rating is 4.9 out of 5.
    4.9/5
    (Average rating of clients by professionals)
  • G2 2021
    #1 freelance platform
  • 49,000+
    Signed contract every week
  • $2.3B
    Freelancers earned on Upwork in 2020

Find the best freelance jobs

Growing your career is as easy as creating a free profile and finding work like this that fits your skills.

Trusted by

  • Microsoft Logo
  • Airbnb Logo
  • Bissell Logo
  • GoDaddy Logo