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I will update your android studio java app, add new features, and optimize performance
Imtehanur R
About this gig
Do you already have an Android app but need updates or new features? Youre in the right place!
What I can do
- Add features: login (Google/Facebook), push notifications, payments, AdMob, in-app updates
- API/Firebase integration (Auth, Realtime/Firestore, Analytics)
- UI/UX improvements (XML, Material Design), dark mode
- Migrate to AndroidX, update target/min SDK, Gradle & libraries
- Performance & crash fixes, security hardening
- Build AAB/APK and prepare Play Storeready deliverables
- Clear changelog, optional code comments & brief documentation
Why choose me
- Clean, maintainable Java code in Android Studio
- Fast delivery, proactive communication
- New on Fiverr competitive pricing with pro quality
- Post-delivery support (per package)
Lets modernize your app and ship features faster. Please share your source code + requirements before placing an order.
Get to know Imtehanur R
Imtehanur R
- FromBangladesh
- Member sinceAug 2025
Languages
English, Bengali, Arabic
I’m an experienced Android app developer specializing in Java and Android Studio. I build fast, secure, and user-friendly apps—whether it’s custom app development, bug fixing, UI/UX design, or Play Store deployment. I deliver clean code, optimized performance, and complete documentation. If you need a reliable developer to turn your ideas into high-quality Android apps, let’s bring your vision to life!
My Portfolio
FAQ
What do you need from me to start working?
I will need your existing Android Studio project files (Java/XML), clear details of the update or new feature you want, and any design or API documentation if required
Will my app data or existing functionality be safe during the update?
Yes, I make sure your app’s current features and data remain safe. I always create a backup before applying updates.
Do you provide Play Store update support?
Yes, if required I can prepare your updated app for Google Play Store submission and guide you through the process.
Can you integrate third-party APIs or Firebase into my existing app?
Absolutely! I can integrate APIs, Firebase, AdMob, or other third-party services based on your requirements.
What if I need multiple updates or ongoing support?
For multiple updates, you can choose the Standard or Premium package, or contact me for a custom offer with long-term support.
Do you provide bug fixing along with updates?
Yes, if I find any bugs during the update, I will fix them as part of the service.
