Diwesh Singh

Background

About Diwesh Singh

Core Competencies: • Android Frameworks & Libraries: Jetpack Compose Retrofit Gson OkHttp Glide Coroutines Koin Hilt Firebase Material Design Maps API Camera. • Architectural Patterns: MVVM MVP MVI MVC Clean Architecture. • Testing & Debugging: JUnit Instrumentation tests Mockito SonarQube UI testing Unit testing. • APIs & Integrations: RESTful APIs Payment Gateways (Stripe Razorpay Paytm PayPal) Barcode Scanning Notifications Ad Networks. • Version Control & CI/CD: Git GitHub Actions Azure DevOps. • Security & Compliance: JWT OAuth 2.0 Mobile app and web app security testing Penetration testing. • Project Management & Methodologies: Agile Sprint Planning Stand-ups Retrospectives. • Experienced with integrating third-party services and APIs including Stripe Razorpay Paytm PayPal and other payment gateways. • Proven ability to optimize application performance and troubleshoot performance bottlenecks. Leadership & Team Management: • Team Leadership: Led a team of Android developers defining architecture strategies that resulted in a 30% reduction in technical debt. • Mentorship: Provided technical training and career guidance to junior developers leading to a 25% increase in team productivity. • Collaboration: Worked closely with cross-functional teams to drive project success and maintain high-quality standards. • Training & Development: Conducted workshops and training sessions on best practices and new technology stacks. Achievements: High-Impact Projects: • Developed an Android app that has reached 5 million+ downloads on the Play Store. • Created the photography app "Picture Decorator " which was featured in Forbes’ list of top 5 Instagram-inspired photography apps. Efficiency Improvements: • Implemented CI/CD pipelines with Azure DevOps reducing build and deployment time by 40%.