Jun 2024 – Jan 2025 · 7 mos · Remote

• Developed a robust multiplatform app architecture using JSON-based configurations for Android and iOS, contributing high-quality code to both the core logic and shared network layer.
• Integrated Google Pay and biometric authentication into the CITGO Android app, enabling secure and frictionless transactions.
• Implemented Kount SDK and push notification systems, enhancing fraud prevention and user engagement, contributing to overall app growth and improved customer experience.

Jun 2019 – Apr 2024 · 4 yrs 10 mos

• Marriott Bonvoy:
• A premium hotel booking app for Marriott International. I led development on key modules, including Loyalty, Networking, and custom UI components.
• Worked on an offline-first architecture to cache API responses locally, enabling reliable data access in low-connectivity scenarios. Designed a Model State Manager to synchronize offline and online data for real-time user updates.
• Built multiple custom UI components, including CalendarView, progress bars, and custom buttons using Android SDK and Jetpack libraries.
• Contributed to the Push Notification system, Android Navigation framework, and integrated Google Maps with location-based search for nearby hotels.
• RescueNet CodeWriter (Zoll Medical):
• A critical care app that logs patient vitals, medications, ROSC, and cardiac rhythms. Supported the development of an Android SDK interfacing with Zoll defibrillators.
• Developed the core SDK in Java, while the app front-end leveraged Kotlin and the MVVM architecture for displaying patient data.
• Continuously researched and integrated new technologies to improve development speed and maintainability.
• Upheld strict coding standards, ensuring zero technical debt and 100% test coverage through JUnit testing.
• Collaborated with a cross-functional Agile team, shipping features iteratively in sync with medical compliance and usability needs.

Mar 2017 – Jun 2019 · 2 yrs 3 mos

• Spearheaded the development of Android B2B applications and designed robust APIs for Mindtree.org, focusing on enhancing the livelihoods of rag pickers and marginalized farmers.
• Implemented an offline-first architecture, utilizing local storage to cache API data, and built a Model State Manager to seamlessly synchronize offline and online data, ensuring users always access the latest information.
• Led the architectural design of app infrastructure, delivering ERP and Marketplace solutions by leveraging Jetpack components, Coroutines, FCM, and adhering to TDD principles for high-quality code.
• Fostered strong communication with clients, swiftly defining user stories and resolving challenges related to app and API design with innovative solutions.

Jan 2016 – Mar 2017 · 1 yr 2 mos · Gurgaon, India

• Android & Windows App Developer – OLX
• Developed Android features for OLX, including Home search listings, Community, and Chat modules, contributing to a seamless and engaging user experience.
• Built and maintained Windows 8.x apps for Surface, phones, and tablets, ensuring cross-device compatibility and optimized performance.
• Proactively developed a Windows 10 OLX app using the MVVM architecture, demonstrating initiative and architectural ownership outside assigned responsibilities.

Aug 2014 – Jan 2016 · 1 yr 5 mos · India

• Windows Mobile Application Developer – JIO
• Engineered a Single Sign-On (SSO) library used across JIO’s suite of apps, enabling seamless and secure user authentication.
• Played a key role in the initial architecture and rollout of a modular app framework, laying the groundwork for scalable, maintainable mobile solutions.

Apr 2012 – Apr 2014 · 2 yrs · Chandigarh Area, India

• Windows Mobile & Desktop App Developer
• Designed and developed a range of educational and interactive apps—from kindergarten learning games to Computer Basics and Birthday Celebration themes—focused on intuitive, child-friendly user experiences.
• Migrated mobile apps to the desktop platform using MVVM architecture and C#, ensuring cross-platform accessibility and consistent performance.
• Leveraged the Cocos2D framework to create Angle Heart, a playful game aimed at enhancing children's motor skills through engaging gameplay.
• These apps, built across Windows Mobile and Desktop, have empowered parents and educators to teach children foundational skills in a fun, interactive way.