
Child Growth Tracking App
Timeline feature with infinite scroll and growth milestones.
React Native · GraphQL · Firebase · GCP
- Built the Timeline feature — an infinite horizontal scroll with per-day vertical growth progress items.
- Resolved memory leaks and performance issues with large GraphQL data payloads.
- Managed staging/production environment separation and conducted front-end and back-end code reviews.
- Designed timeline UX for smooth scrolling and clear growth milestone visualization.
- Optimized GraphQL usage and list rendering for large datasets and stable frame rates.
- Owned release pipeline and QA; coordinated with backend on schema and API usage.