I will design and develop a custom android app

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dev_kailash
Kailash Kumar
design and develop a custom android app
Full Screen
design and develop a custom android app

About this gig

Turn your app idea into a real, working Android application built clean, fast, and ready to publish on the Play Store.


I'm Kailash, an Android developer specializing in Kotlin and Jetpack Compose. I've built apps across fintech, ride-sharing, food delivery, and e-commerce for clients worldwide.


WHAT I BUILD

Full Android apps from scratch from your idea or design file to a finished, launch-ready app. Includes UI, business logic, backend, and database setup.


TECH STACK

- Kotlin & Jetpack Compose

- MVVM Architecture

- Firebase (Auth, Firestore, Cloud Messaging)

- Retrofit (REST APIs)

- Room Database

- Maps, Push Notifications, Payment Gateways


RECENT WORK

- Real-time notes app with Firestore sync

- Two-sided ride-sharing app with live maps

- Voice/video calling app with OTP auth

- AI-powered code review app with PDF export


WHY WORK WITH ME

- Clean, scalable code (MVVM best practices)

- Regular progress updates

- Certified by Meta, JetBrains, and Google

- Works from Figma, a reference app, or just your idea

- Post-delivery bug support


Message me before ordering if your project has specific requirements so I can recommend the right package.

  • App type

    • Native

  • Purpose

    • Chat
    • Music
    • Shopping
    • Finance
    • Entertainment
    • Medical
    • Health & Fitness
    • Education
    • Custom
    • E-commerce

  • Expertise

    • Cross-browser/Device compatibility
    • Performance
    • Security
    • Design
    • Data storage
    • Firebase
    • API integration

  • Programming language

    • Java
    • Kotlin

  • Frameworks

    • Jetpack Compose
    • Node.js
    • Android

  • Tools

    • Bubble.io
    • GoodBarber
    • Glide
    • Android Studio
    • Firebase
    • Supabase

Get to know Kailash Kumar

Kailash Kumar

Android App Developer Kotlin Java Firebase Expert

  • FromPakistan
  • Member sinceMar 2026
  • Avg. response time1 hour

  • Languages

    English, Urdu
Hi, I’m Kailash Kumar, a passionate Android Developer with hands-on experience in building modern, scalable, and user-friendly mobile applications. I specialize in Java, Kotlin, and Firebase, and I have developed multiple real-world apps including: * Expense Tracker * Food Delivery Apps * Real-time Chat Application * E-commerce and Marketplace Apps My Expertise: ✔ Android App Development (Java & Kotlin) ✔ Firebase (Authentication, Firestore, Realtime Database) ✔ API Integration ✔ UI/UX Design (XML) ✔ Bug Fixing & Performance Optimization Let’s bring your app idea to life!

My Portfolio

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