As a Full-Stack and Mobile App Developer, I build scalable, user-centric web and mobile applications that create real-world impact. With hands-on experience publishing and maintaining apps on both the App Store and Google Play, I handle every step from concept and design to development, deployment, and post-launch optimization ensuring performance, security, and long-term reliability.I specialize in:
Mobile Development
Cross-platform apps using React Native / Expo
Remote and local push notifications, in-app messaging, and in-app purchases or subscriptions (RevenueCat, PayMongo, Stripe)
Deep linking, app tracking transparency, and dynamic configurations using app.config.js
Offline-first architecture, data synchronization, and background services
Integrations with maps, location services, and animations (Lottie, Reanimated)
App optimization for startup time, memory usage, and battery efficiency
Full-Stack Development
Building secure and scalable REST APIs using Node.js and Ruby on Rails
Database management with PostgreSQL, Redis, and SQLite and more
Frontend development with React.js and Tailwind CSS
Authentication and authorization (JWT, OAuth, Firebase Auth, Apple Auth, Google Auth, Facebook ----------- and more)
Cloud, AI, and Integration
Deploying backends on AWS, Render, or Vercel
Integrating AI/ML APIs, cloud storage, and geolocation APIs
Implementing analytics and crash reporting (Firebase Analytics, Sentry, Amplitude)
Deployment and Maintenance
App deployment to App Store and Google Play (TestFlight, Internal Testing)
CI/CD setup for automated builds and updates
Versioning, code signing, and provisioning profile management
Continuous app monitoring and updates based on user feedback
I don’t just write code, I bring ideas to life. My goal is to deeply understand your business and turn it into a high-quality digital experience that stands out. Whether you need a startup MVP, an enterprise solution, or a globally scalable app, I deliver products that exceed expectations.
web_portfolio: https://-----------portfolio-bay.vercel.app
github: -----------
