Oussama Kefi

• Architected a GIS-based web platform with Next.js, leveraging PostgreSQL + PostGIS via Prisma to deliver efficient spatial queries, advanced geolocation management, and geospatial data visualization workflows. • Designed a geospatial data pipeline converting shapefiles into GeoJSON and rendering them with Leaflet.js, enabling dynamic, interactive maps with optimized performance for large datasets. • Implemented and integrated AWS services (S3, Lambda) to support scalable storage and processing of geospatial data. • Enhanced platform performance and user experience through frontend/backend optimizations and responsive design, while collaborating with cross-functional teams to extend features, implement APIs, and manage full deployment cycles.

Skills: MERN Stack · Google API · Microsoft Graph · React.js · Node.js

Collaborating with a team of four developers to build a fully custom management system for a hosting company. Our solution is designed to streamline and automate workflows, improving efficiency by over 50% and enabling faster, more reliable operations across the board.

Led the integration of advanced design elements into the website, leading to a 15% increase in customer satisfaction and a 30% reduction in customer support tickets. Developed interactive website interface designs and integrations for hosting services, resulting in a 40% increase in user engagement metrics.

Founded an AI-based platform that offers a central location for AI resources where developers, researchers, and business professionals can find their needs in one place categorized, resulting in a 40% increase in productivity. Developed a cutting-edge web application utilizing React and TailwindCSS in the front end and NodeJS and Express in the back end, resulting in a responsive design with significantly improved user experience