Atef Chelaghma

Developed high-performing React components integrated with backend APIs. Improved mobile responsiveness and accessibility across the app. Optimized performance, reducing bundle size and improving page speed scores. Collaborated with backend and QA teams to deliver seamless features using Agile methodologies.

Led development of the Sovos Mosaic Design System using React, TypeScript, and Storybook. Integrated MUI and SASS to enhance UI consistency, reducing UI bugs by 30%. Worked closely with distributed teams in the U.S. and Brazil. Participated in technical planning and mentoring junior developers.

Created e-commerce features using React and Nestjs with REST APIs and MongoDB. Developed and maintained microservices architecture (frontend and backend). Enhanced accessibility and tagging features to support marketing analytics.

Developed responsive landing pages and e-commerce sites using JavaScript, React, and Node.js. Built and customized websites with WordPress, Shopify, and Bootstrap, ensuring performance and mobile-first design. Designed client portfolios, implemented assets, and resolved UI/UX bugs across devices. Integrated PostgreSQL/MySQL databases and implemented Google Analytics for user tracking. Applied SEO best practices to improve search visibility and optimize site performance.

JavaScript, React, Typescript, MySql, Mongodb, Sass, Styled-component, Tailwind, Java, Jest, Cypress.