I’m Krishna Sony, a Senior Android Engineer (SDE3) with 6+ years of experience, currently working at Porter, where I lead a 6-member Android team and own large-scale initiatives across app performance, reliability, analytics, and CI/CD. Over the years, I’ve built and scaled multiple high-impact Android applications using Kotlin, Coroutines, Jetpack Compose, MVVM, Modularization, Clean Architecture, Uber RIB architecture with Kotlin Multiplatform, Android Internals, and modern engineering practices. I also actively mentor developers preparing for: Senior Android Developer Interviews System Design & Architecture rounds Hiring manager rounds Culture fit & behavioural rounds Resume + LinkedIn improvements Career roadmap for ₹30–60 LPA roles I’ve helped many engineers move to top companies by offering practical, personalised guidance based on real interview patterns and hands-on experience. If you're looking to improve your Android skills, prepare for interviews, or seek clarity in your career direction, I’d be happy to help.