- Developed a customer-facing real estate platform in web and mobile apps using React.js, TypeScript, Next.js, GraphQL, Docker, and AWS, optimizing for the frontend performance, leading to high quality applications and a more seamless user experience from scratch.- Wrote a significant portion of code within the HomeFinder mono repo, ensuring the application to meet quality and performance standards and contributing to the reliability and scalability of UI features.- Created composable, reusable baseline components using React.js and Storybook, Material UI, and Tailwind CSS, empowering developers with a solid foundation on which to build new features, resulting in improved code readability and ease to use.- Took ownership of the entire project and consistently identified and resolved performance bottlenecks and critical bugs, resulting in a 115% increase in performance utilizing Next.js, TypeScript and Datadog. - Migrated a React-based CRM platform to Next.js, achieving improved performance and scalability.- Developed scalable backend services using Node.js/Nest.js, Java/Spring boot, supporting millions of concurrent users and transactions, ensuring robust platform performance.- Established best practices for the engineering, including aspects of user experience, performance, SEO, and accessibility, resulting in a more user-friendly experience and improvements in application scalability.- Followed TDD with robust testing coverage of 80%, utilizing Jest and React Testing Library for unit testing and Cypress for end-to-end testing.- Collaborated with a fully distributed cross-functional team as well as non-technical stakeholders through agile methodologies, translated complex business requirements into functional features successfully.

- Successfully delivered multiple web and mobile projects using React.js, React Native, Vue.js, Angular, Node.js, and Java with tight deadlines and high customer satisfaction scores for the end clients.- Developed an e-commerce platform with React.js, Vue.js, TypeScript, HTML, CSS, focusing on improving product search and detail pages, enhancing user interaction and journey, implementing the micro-frontend architecture.- Revamped the shopping cart checkout process, creating a more streamlined and intuitive UI, which increased purchase completion rates by 18%.- Optimized frontend architecture and API performance by transitioning integration from RESTful to GraphQL using React.js and Apollo to ensure improved performance and reliability.- Designed and built full-stack web applications to facilitate internal management processes utilizing React.js, Vue.js, and Python / Django.- Developed individual micro services using Node.js/Express.js, and Python/Django, focusing on scalability and high performance while adhering to best practices of modern architecture.- Optimized customer data storage cost by 45% by refactoring legacy code and deploying a serverless application utilizing AWS Lambda, S3 and DynamoDB.

- Developed a comprehensive understanding of supply chain management, procurement, logistics, demand & supply, forecasting, and planning principles within the Apple domain.- Utilized JavaScript to update a single part of a web page for reducing bandwidth usage and loading time when receiving user input.- Leveraged advanced React.js and Redux fundamentals, including Redux-saga, state persistence, and ES6/7 syntax, for improved user experience.- Constructed maintainable CSS style sheet using the SASS pre-processor, incorporating its dynamic features including variables, and mixins.- Implemented Restful APIs into existing web services, enabling streamlined data manipulation for authentication, product listing, orders, and payments. - Contributed to UI library creation, creating reusable components with React.js to save over 100 hours of development time per month.