Develop native Android applications using Kotlin and Java, applying solid OOP principles and MVVM architecture. Design modular, scalable code and implement RESTful API communication with secure data handling (Android Keystore, OAuth flows). Write automated unit/UI tests with JUnit and Espresso, optimize performance across devices and OS versions, and collaborate with UI/UX designers, backend engineers, and stakeholders in an Agile environment.

Senior Android Developer / Team Lead at M-Connect Solutions

May 1, 2023 - January 1, 2024

Led end-to-end development of native Android apps using Kotlin and Java, applying MVVM, Dependency Injection, and Kotlin Coroutines for maintainable, scalable code. Designed and delivered a real-time Child Vehicle Speed Management System with GPS tracking and secure permission handling. Integrated RESTful APIs, established automated testing with JUnit, Robolectric, and Espresso, and participated in architecture discussions, requirements analysis, and code reviews in Agile teams.

Android Developer / Team Lead at Hashtechy Private Limited

August 1, 2021 - December 1, 2022

Developed Android applications using Java and Kotlin, following MVVM, Clean Architecture, Repository Pattern, and Dependency Injection to deliver scalable solutions. Implemented RESTful services with Retrofit and ensured secure communication with OAuth and secure local storage. Wrote unit and instrumentation tests (JUnit, Espresso) and supported accessibility and cross-device compatibility.

Android Developer at Weisetech Developers

October 1, 2018 - December 1, 2020

Developed native Android apps in Java and Kotlin, applying OOP and architecture best practices. Implemented MVVM, RESTful API integration with Retrofit, and automated tests (JUnit, Espresso). Collaborated with cross-functional teams in Agile environments and contributed to accessibility, secure data storage, and reliable releases.