Bazaid Ehsan

Lead end-to-end development of high-traffic Android applications (10M+ combined downloads) following Modern Android Development (MAD) standards and recommended architecture guidelines. Architected multi-module Clean Architecture with MVVM and Jetpack Compose, using Kotlin Coroutines & Flow, Paging 3, and Navigation Component/SafeArgs for scalable state management. Engineered Kotlin Multiplatform (KMP) shared modules to accelerate Android/iOS feature delivery. Built and maintained ad-mediation and monetization SDK integrations (AdMob, IronSource) and custom SDK pipelines. Automated CI/CD using GitHub Actions, Jenkins, and Fastlane for bi-weekly Play Store releases with near-zero rollbacks. Applied TDD/testing (JUnit/Mockito/Espresso/Snapshot tests) to reach 75% coverage, reducing crash rate and improving stability through Crashlytics and ANR monitoring.

Led modernization of Android Application Development codebase across multiple AWS or cloud-based B2C apps by implementing modular architecture and clean MVVM patterns, reducing build times by 35%. Defined technical architecture aligned with customer infrastructures, applying TDD, unit/integration testing, and performance benchmarking tools to reduce crash rate by 65%. Refactored legacy code to meet modern Android standards and Product Management, cutting technical debt by 60% over six months using SonarQube metrics. Introduced shift-left testing practices and implemented comprehensive unit/integration test suites, increasing code coverage from 20% to 75%. Delivered performant Android mobile solutions using Jetpack and Kotlin Coroutines, improving app responsiveness by 45%. Mentored 50+ junior developers and worked closely with UI/UX designers to implement pixel-perfect UIs from Figma designs. Implemented CI/CD pipelines with GitHub Actions automating builds, testing, versioning, and Pl

Developed and maintained Android applications using Kotlin, Java, and Android SDK for smart tools and e-commerce. Integrated IBM MobileFirst Platform for security and enterprise deployment. Applied Clean Architecture and MVVM pattern with Jetpack components. Led CI/CD automation using Fastlane, Jenkins, and GitHub Actions. Improved code coverage from 20% to 75% through shift-left testing. Enhanced app responsiveness by 45% and reduced crash rates below 0.5%. Collaborated with UI/UX designers for pixel-perfect Android UIs from Figma designs. Managed Agile ceremonies and sprint planning. Delivered multiple apps including Smart Switch and Voice-to-SMS with end-to-end ownership.