Mohamed Jerbi

Senior Full Stack Developer | React.js & Node.js | Creating High-Impact, Scalable Solutions to Accelerate Business Growth

Kubri — B2B platform MVP: Designed and shipped a zero‑code prototype in Make.com integrating OpenAI+GoogleSheet+ custom webhooks; arming the founders with a demo that helped secure initial seed commitments. Smart – AI chat widget (unreleased): Prototyped a React.js/Node.js widget that lets a website guest, an OpenAI‑powered bot, and a human support agent share the same live thread; project paused before public launch.

Boosted client growth by 9% and cut churn by 16% through improved UI/UX, new features, and better onboarding. Integrated Shopify, Shoprenter, WooCommerce, and Magento2 APIs to expand compatibility. Enhanced AI-driven search with Elasticsearch for higher accuracy and relevance. Raised app ranking from 14th to 9th on Shopify via optimizations. Led code reviews and mentored a junior developer, ensuring quality and best practices in a 5-member team.

Reduced page load times from 18s to 1s by optimizing MongoDB queries and fixing database issues. Refactored front- and backend for better performance, security, scalability, and maintainability. Built a 3D model upload and compression feature with WebGL, enhancing functionality and speed. Improved SEO via meta optimization and sitemaps, boosting rankings. Mentored a junior developer, improving code quality and release efficiency.

Built and deployed user interfaces, profiles, and application features with Next.js and GraphQL for seamless integration. Solved complex frontend issues, optimized GraphQL queries, and improved state management with caching. Increased code quality via unit tests, refactoring, and daily code reviews. Promoted best practices to enhance performance and readability. Improved sprint completion rates by 26% through strong collaboration in a 5-member Agile/Scrum team.