Back-End Responsibilities:-Managed API endpoints and database with Express and PostgreSQL, ensuring seamless front-end and back-end operations.- Azure blob storage integration maintenance, for efficient cloud-based file storage, ensuring connectivity with existing database architecture.- AWS CloudFront integration, to optimize video streaming and improve multimedia loading times from any location, ensuring a fast experience for users with limited internet connectivity, while utilizing signed URLs to guarantee secure data access and privacy.- Automated system maintenance tasks with CRON jobs, improving operational efficiency.- License based access, to grant access to unique devices.Front-End Responsibilities:- Modularize, maintain, extend and document current architecture, enhancing a well-organized codebase and proper application evolution.- List virtualization, to optimize rendering performance, reducing the number of DOM nodes by only rendering items withing the viewport, enabling efficient handling of large datasets without overloading RAM.- Developed multiple custom hooks, improving codebase efficiency for reused business logic.- Integrated Capacitor to adapt a React web app into a native mobile application, successfully deploying it to Google Play Store.- I started to integrate Typescript superset for type safe development.

Front-End Responsibilities:- Led the migration of a major application from vanilla JavaScript to React, improving performance, scalability and allowing faster development. Critical for Start-up growth.- Developed Role-based access control (RBAC) components system, for better user experience by tailoring interface functionality and access based on user roles and account type.- Redux store for centralized state management, with direct state access from deeply nested components, persistent application state and using reducers for complex state management and eliminating the need for prop drilling.- RTK Query to handle data fetching and caching, reducing redundant API requests and improving application performance by maintaining a synchronized and up-to-date cache.- Implemented chunked video upload to handle large multimedia files, overcoming browser and machine RAM limitations for video uploading with unrestricted size.- Screenshot capture and editing tool, enabling users to capture videocall images, annotate, edit and send images.- Contribute and collaborate closely with team members to ensure high-quality code and effective communication.- Developed front-end side multi-user video call feature using WebRTC and WebSockets, enabling real-time, global communication while navigating from any part of the app

- Designed and developed responsive websites using Webflow and Wordpress, delivering high-quality, visually appealing sites optimized for performance, SEO and user experience.- Collaborated with clients to translate their requirements leveraging Webflow's and Wordpress CMS and design tools to streamline development workflows.