- Optimized data utilization by leveraging publicly available data sources and minimizing external API calls by 25%, reducing development costs and improving data privacy.
- Developed critical interactive map screen using Flutter Map, implementing custom functionality including custom tile layers, markers, and user interaction options.
- Implemented a comprehensive in-app purchase and targeted advertising solution utilizing iOS StoreKit and Google AdMob SDKs, enabling diversified revenue streams for app owners.
- Established a flexible configuration system using Firestore, enabling non-technical stakeholders to adjust key application parameters (e.g., rate limits) without requiring code deployments.