Android Development Lead

Android Development Lead

Location : Hybrid – Gurugram

Department :

Technology / Engineering

Experience Level : 8+ Years

Employment Type : Full-Time

About the Role

We are looking for a highly experienced and motivated

Android Development Lead

to join our mobile team. In this role, you will be responsible for building and optimizing our Android client, ensuring seamless real-time communication, low-latency performance, and top-tier user experience. You’ll play a key role in bringing core messaging features to life — from real-time chat to encrypted group conversations and rich media handling.

This is a hands-on role that offers the opportunity to shape the architecture, engineering practices, and product features of a high-scale messaging app used by millions of users worldwide.

Key Responsibilities

1. Architecture & App Development

Design and implement scalable, maintainable Android architecture using

Kotlin

and

modern Jetpack libraries .

Develop high-performance, real-time messaging features :

chat screens ,

typing indicators ,

read receipts ,

presence , and

delivery statuses .

Build advanced media handling : support for image, video, audio sharing, background upload / download, in-app playback, etc.

Integrate with real-time backends using

WebSockets ,

Firebase , or custom protocols.

Ensure offline support, message synchronization, and data consistency across sessions / devices.

2. Security & Privacy

Collaborate with backend / security teams to implement

end-to-end encryption , secure local storage, and

key management

using Android

Keystore .

Handle authentication flows, session management, and token security.

3. Performance Optimization

Continuously monitor and optimize app performance (memory, battery, network usage).

Use tools like

Android Profiler ,

LeakCanary ,

StrictMode , and

Systrace

for performance tuning.

Ensure seamless UX even under poor network conditions with proper error handling and retry strategies.

4. Testing & Deployment

Write comprehensive

unit, integration, and UI tests

using JUnit, Espresso, and MockK.

Contribute to

CI / CD pipelines

for Android app releases.

Participate in

code reviews ,

automated testing , and

linting .

5. Collaboration & Documentation

Work closely with

product managers ,

designers , and

other engineers

to define product requirements and implementation strategies.

Provide technical mentorship to junior Android developers.

Document key modules, APIs, and system behavior.

Required Qualifications

8+ years

of professional Android development experience.

Strong command of

Kotlin

and in-depth knowledge of

Android SDK , architecture components, and Jetpack libraries.

Experience building and maintaining large-scale consumer apps, preferably in

real-time messaging

or

communication domains .

Deep understanding of

WebSockets , background services,

network handling , and

multithreading

with

coroutines .

Experience with

REST APIs ,

Retrofit / OkHttp , and JSON parsing.

Proficiency in

Jetpack libraries : ViewModel, LiveData / StateFlow, Room, WorkManager, Navigation.

Familiar with

secure data storage ,

Keystore , and

app security best practices .

Strong knowledge of app lifecycle, background execution limits, Doze mode, and battery optimization.

Preferred Qualifications

Prior experience in

messaging apps , chat SDKs, or real-time communication.

Experience with

XMPP ,

MQTT , or custom protocol integration.

Knowledge of

Jetpack Compose

and declarative UI.

Experience with

FCM (Firebase Cloud Messaging)

and custom notification handling.

Exposure to

WebRTC ,

voice / video SDKs , or related media technologies.

Understanding of analytics, crash reporting tools, and feature flag systems (e.g., Firebase, Sentry, Amplitude).