Full Stack Developer - Secure eBook & Audiobook Platform
(2025-01 - 2026-02)
Published on app store and play store.
- Engineered a resilient backend-to-local sync engine using Supabase and Hive DB, achieving 99.9% offline content availability with a sub-50MB memory footprint.
- Designed an intelligent session caching layer to enforce a 'single network fetch per session' policy, drastically reducing cloud database read costs and minimizing latency for end-users.
- Implemented native security protocols using Flutter platform channels to actively block screen recordings, screenshots, and system-clipboard copying, safeguarding publisher intellectual property.
- Integrated Google Play Billing with a robust receipt validation pipeline via Supabase Storage. Developed a custom hardware registry system that binds premium purchases to a single active device, mitigating credential sharing and revenue loss.
- Built a multi-part media streaming engine utilizing audioplayers, coupled with an inline administrative dashboard enabling publishers to manage role-based access, upload assets, and dispatch real-time push notifications.
QA Engineer - Tangle Social
(2025-11 - 2026-02)
tanglesocial.app
- Conducted end-to-end functional, regression, and usability testing on web/mobile clients to verify influencer collaboration flows, crossover project management, and chat rooms.
- Authored and managed detailed bug tickets, reproduction steps, and severity logs in Jira, tracking issues from initial identification to developer resolution.
- Collaborated closely with dev teams during a 3-month cycle to validate UI edge cases, perform API response checks, and verify post-release hotfixes.
