Sindhu J

React Native Developer with 4 years of experience in developing scalable, high-performance cross-platform mobile applications serving millions of users globally. Expertise in React Native, Typescript, Redux, Context API, REST API integration, GarphQL, performance optimization, and pixel-perfect UI implementation. Skilled in building user-centric applications with focus on scalability, maintainability, and seamless user experience.

React Native Developer at Persistent Systems (PSL) (2025-07 – 2026-07)

• Developed Expo-based react native application incorporating MVVM architecture, Redux Toolkit, Tailwind and Gluestack UI supporting 10k+ users.
• Engineered core features including biometric authentication, drawer navigation, event-management(react-native-big-calendar).
• Integrated RESTful APIs using Axios/Fetch to implement data-driven features while ensuring secure and efficient communication between client and server.
• Leveraged AI-assisted development tools such as GitHub Copilot and Cursor IDE to accelerate feature implementation, streamline code refactoring, improve debugging efficiency, and enhance overall developer productivity.

React Native Developer at Tata Consultancy Services (TCS) (2022-08 – 2025-07)

• Proficiently developed and maintained high-traffic, top-ranking, end-to-end hybrid mobile application using React Native with Typescript for a leading automotive client, currently serving over 5M+ users globally.
• Developed and enhanced core application modules including HomeScreen, Shop, Widgets, subscriptions, and vehicle-control features, improving subscription conversions by 20%.
• Experienced in writing and running unit tests using Jest and React test library to ensure code quality, coverage and prevent regressions.
• Refactored components and optimized rendering performance using React Hooks, memoization, lazy loading, and efficient state management, improving overall application performance.
• Resolved 50+ UI/UX issues by improving screen responsiveness and fixing layout inconsistencies.
• Collaborated with cross-functional teams, including UI/UX designers, QA/validation, and backend developers, to deliver robust and scalable mobile applications.
• Responsible for delivering high-quality technical designs and code based on product requirements within a fast-paced Agile Scrum environment.

Bachelor of technology in Electronics and Communication Engineering – Siddaganga Institute Of Technology (2018-07 – 2022-06)