SATHISH KUMAR SR

Developed and maintained React Native applications for Walmart's internal tools. Worked in Single repository patterns (MONO Repo) for RN components. Led initiatives to improve product quality through code reviews, effective unit testing using JUnit (Android) and Jest (React Native). Hands-on experience with Tailwind CSS on React Web applications. Integrated Redux library for state management. Developed Omnichannel in-store experiences using beacons and Location APIs on Android.

Squad lead responsible for design and development of all store related features like in-store scan, product availability, order info module, beacon-based proximity messaging etc. Worked on redesign and enhancement of in-store scan features. Refactored certain features of the app to introduce MVVM pattern and writing unit test cases using Mockk. Developed a unified product availability template used throughout the app.

Responsible for taking initiatives in writing custom frameworks for making development faster. Good working experience in using ChartIQ library for React JS Web apps. Worked in custom UI libraries to maintain code reusability. Gathered requirements, analysis and building into modules. Collaborated with a cross-functional team to define, design and ship new features. Part of the team while following an agile methodology. Worked on the SQLite and RealmDB database to persist fetched data from the back-end.

Participated in requirements gathering and design development meetings. Implemented Material design theme concept for the application while it was introduced from the Android 5.0 Lollipop versions. Recognized as subject matter expert for NSW Seniors Card Project. Reviewed code and debugged errors to improve performance. Worked in speech to text Android engine to handle voice over inputs. Worked in google translation API for language conversion. Worked in Google Maps API for Map integration. Worked with product managers to design and implement scalable solutions. Used tools such as Instruments and Crashlytics to prevent applications from defects like crash and memory leaks.

Worked effectively with cross-functional design teams to create software solutions that elevated client-side experience and significantly improved overall functionality and performance. Collaborated in a team-based, Agile environment to accomplish objectives by deadlines. Responsible for fixing various irregularities, bug fixes, and improvement of Android applications.