- Built a front-end widget that is added as a single external script to an HTML page but works as a big library using vanilla JavaScript and jQuery.- Implemented a web scrapping and browser controlling app for automated management of sites using Puppeteer and Apify.- Optimized the front-end portion to make a fully functional and performant website using Webpack and many other compressing tools like JPEGmini.- Integrated Elasticsearch with the existing MySQL for better database handling and performant querying.- Implemented a real-time chatting platform-building AI-based chatbot with Socket.IO and Dialogflow.- Worked on OOP languages including Python for the first time.

- Led the front-end development of a multi-lingual digital rehabilitation platform.- Used Angular 5 and NgRx to make the Reactive front end.- Migrated and merged an admin panel application into the platform.- Built from scratch a product website with React and GatsbyJS.

- Led the front-end development of a smart price recommendations platform used by large retail and eCommerce clients.- Implemented and managed companies' Design System library.- Profiled critical components, eliminating wasting renders which dramatically improved performance.- Simplified the project structure, emphasizing reusability and scalability.