Building High-Performance Android Apps & Systems.
I'm Jaiprakash Singh, a Senior Android Engineer crafting native Kotlin applications with Jetpack Compose, Room SQLite, Coroutines, and scalable backend REST APIs.
Passionate about clean code, 60 FPS performance, and intuitive UX.
I am Jaiprakash Singh, an experienced Android Developer dedicated to building production-grade native applications. With deep mastery in Kotlin, Jetpack Compose, Room database, Coroutines, and cloud APIs, I deliver reliable, scalable software that users love.
Native Android
Pure 100% native Android development using Kotlin, MVVM/MVI, and Google's recommended Jetpack architecture.
Jetpack Compose UI
Modern declarative UI with interactive animations, custom canvas drawing, and seamless dark/light styling.
High-Speed APIs
Full integration with RESTful backends, WebSockets, JWT authentication, and background synchronization.
Play Store Launch
End-to-end publishing support: Target SDK 35 compliance, keystore signing, and policy approval.
Technology I Work With
Industry-standard tools and libraries I use daily to engineer modern mobile solutions.
Kotlin
Expert (5+ Yrs)
Jetpack Compose
Modern Reactive UI
Room SQLite DB
Encrypted Offline Storage
Firebase Cloud
Auth, Firestore, FCM
Coroutines & Flow
Async Concurrency
Retrofit & OkHttp
RESTful JSON APIs
Razorpay & UPI
Payment Gateways
Android Studio
Profiler & SDK 35
Apps I've Built
Explore a selection of my native Android applications and software products.
VaultPay Crypto & Fiat Wallet
High-security Android multi-currency & crypto wallet with biometric authentication, instant transfers, and encrypted Room database.
AuraFit AI Workout Coach
Smart fitness coach utilizing ML Kit pose detection for real-time rep counting, posture correction, and Health Connect integration.
QuickOrder Food & Logistics
Full-stack ordering application with live Google Maps rider GPS tracking, Razorpay UPI checkout, and instant FCM push notifications.
FocusGrid Eisenhower Matrix
Task prioritization matrix app with Pomodoro background timer, WorkManager notifications, and Material Design 3 dynamic themes.
What I Can Build For You
Full lifecycle native Android application engineering from wireframe to store launch.
Custom Android Apps
Tailor-made native Android applications built from scratch with clean architecture, offline-first Room DB, and robust error handling.
Jetpack Compose UI/UX
Converting complex Figma designs into pixel-perfect, 60 FPS reactive Android screens with smooth micro-animations.
Bug Fixing & Updates
Resolving memory leaks, ANR crashes, upgrading Target SDK for Google Play policy compliance, and adding new features.
Have an App Idea?
Send your project scope below to start an instant direct WhatsApp consultation with me.