Rajkumar Rajan
Lead Software Engineer at Virtusa
Chennai, Tamil Nadu, India
Summary
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SeniorRajkumar Rajan is a Lead Software Engineer based in Chennai with a decade of professional experience and 7+ years focused on Android Native and React Native mobile development. He brings deep expertise in Kotlin, Java, TypeScript/JavaScript, modern Android architecture (Coroutines, LiveData, ViewModel, Navigation) and React Native state management (Redux/Thunk/Saga), paired with practical skills in performance optimization and multidex Jetpack setups. Rajkumar has a strong track record integrating third-party services—Firebase, social SDKs, ad networks—and using libraries like Retrofit, Glide/Coil, and Lottie to deliver polished UX and monetizable apps. Comfortable across the full mobile stack, he combines disciplined version control and database design (Room/SQLite/JSON) with a collaborative, continuous-learning mindset. Notably, he now leads delivery at Virtusa, where he applies hands-on engineering to drive cross-functional mobile projects from prototype to production.
9 years of coding experience
Stackoverflow
29reputation
2kreached
1answer
5questions
Github Skills (14)
listview6
android-studio6
php6
in-app-billing6
fragment6
android6
android-fragments6
in-app-purchase6
appearance6
navigation-drawer6
android-auto3
image-slider3
slide2
image2
Programming languages (1)
Github contributions (5)
RajKumar23/MVVM-Coroutines-Retrofit-Hilt
Jun 2020 - May 2021
Contributions:6 commits, 4 pushes, 1 branch in 11 months
RajKumar23/Android-Stripe-SDK
Feb 2020 - Mar 2020
Contributions:6 commits, 4 pushes, 1 branch in 15 days
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