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I will build android chat app with firebase and video calls
SAIFULLAH AHAD
About this gig
70+ APPS LIVE ON GOOGLE PLAY, including a full WhatsApp-class Android messenger I built end-to-end.
SIGNATURE PROOF Ittisal Messenger (live on Google Play):
- 1-to-1 and group chat, read receipts, typing
- Voice & video calls (WebRTC + STUN/TURN)
- End-to-end encryption (Google Tink, AES-256-GCM)
- Disappearing, view-once, auto-delete messages
- Encrypted chat backup with user-held PIN
- 3 auth methods: Phone OTP, Google, Email
- 9 deployed Cloud Functions
- Cross-platform: Android + Web client
WHAT YOU GET FOR YOUR CHAT APP:
- Native Kotlin + Jetpack Compose
- Firebase Auth/Firestore/Storage/Functions/FCM
- WebRTC voice/video calling
- Tink end-to-end encryption (optional)
- Push notifications + offline message queue
- Photo, video, voice, GIF, document sharing
- Group chat, mentions, replies, reactions
- Admin / safe-mode / parental controls
TECH: Kotlin, Compose, Firebase, WebRTC, Tink, Media3, CameraX, Hilt.
WHY ME: Install Ittisal RIGHT NOW from Play and see the exact quality you will receive.
Send your spec, I reply in 1 hour.
Get to know SAIFULLAH AHAD
SAIFULLAH AHAD
Android App Developer, 70 Plus Apps Published on Google Play
- FromBangladesh
- Member sinceApr 2026
- Avg. response time1 hour
Languages
English
Hi, I'm Saifullah — native Android developer with 70+ apps live on Google Play.
I specialize in Health & Fitness, Maps / Real-Time / API, Chat & Messaging (WebRTC + E2E), and Islamic / Quran / Hadith / Seerah apps.
Stack: Kotlin, Jetpack Compose, Material 3, Firebase, Retrofit, Room.
Every project ships with a Play Store-ready AAB, app icon, feature graphic, and screenshots.
I do not build finance, banking, crypto, or trading apps.
Send your scope and I'll reply today.
— Saifullah
My Portfolio
FAQ
Can you build a custom Android chat app based on my idea?
Yes. I can build a custom Android chat app tailored to your requirements, including login, real-time messaging, user profiles, a Firebase backend, and a clean UI.
Do you use Firebase?
Yes. I can use Firebase Authentication, Firestore, Firebase Storage, and Cloud Functions depending on the app features.
Can you add voice or video calling?
Yes, voice/video calling can be added in the advanced package using WebRTC or a suitable calling solution based on your project needs.
Will I get the source code?
Yes. Source code is included if it is selected in your package. I can deliver clean project files that you can open in Android Studio.
Do I need to message you before ordering?
Yes, please message me before ordering. Chat apps can be simple or complex, so I need to understand your features, design, timeline, and budget first.
