RayenFassatoui

Built a job-matching platform using Next.js, Laravel, and AI algorithms to solve inefficiencies in traditional hiring. Implemented dynamic UIs with shadcn/ui, integrated REST and GraphQL APIs, and optimized performance with SSR and code splitting. Boosted user engagement by 60% and reduced time-to-hire for companies by over 40%.

Built modern landing pages with Next.js 15, React, TypeScript, Tailwind CSS, and shadcn/ui components to maximize visitor-to-customer conversion. Implemented backend data models and API endpoints using Prisma ORM on Neon serverless PostgreSQL, exposing Next.js Server Actions and securing routes with Auth.js v5. Integrated AI generation workflows via Gemini and Flux API within Server Actions, persisting AI-generated data through Prisma.

Fostered a hands-on learning environment using real-world examples, enhancing student problem-solving skills and contributing to a 15% increase in cohort employability.

Developed and integrated new modules for internal maintenance and project tracking tools using Spring MVC, JSF, and Oracle, which increased operational visibility by 30% and reduced reporting time by 40%. Additionally, architected and implemented a full-stack analytics dashboard (Spring MVC, JSF) to monitor employee presence, tasks, and invoices, enabling data-driven decisions that previously took two days to complete to now be done in just 30 minutes. To further streamline operations, created a web and email notification system to alert employees about expiring contracts or due invoices, successfully reducing the rate of missed maintenance sessions to 1%.

Built a responsive promotional website for the 'Japan New Year' event using React, Chakra UI, and SCSS, successfully managing high visitor traffic and boosting attendee engagement by 40% compared to traditional flyers. Additionally, engineered robust RESTful backend services with Node.js and Express.js, seamlessly integrating MongoDB and MySQL to maintain 99.5% uptime and streamline client data handling even during peak traffic periods.

Engineered a secure investment platform, developing the frontend with React and Chakra UI and the backend with Node.js, Express.js, and PostgreSQL, achieving 99.9% uptime and maintaining zero security breaches while efficiently processing user requests across Tunisia. Additionally, optimized PostgreSQL database queries and collaborated on the development of new features, improving application responsiveness by 20% and boosting user trust scores by 25% compared to the previous website design.

Developed dynamic frontend interfaces for client websites using React.js, incorporating engaging animations and advanced filtering features, which increased the average user session duration by 30%. Additionally, implemented backend solutions and RESTful APIs with Node.js, Express.js, and SQL, leading to a 40% improvement in data retrieval speeds.