Wahid Halim

Full-Stack Developer Intern at Mazoh oJan

Developed and maintained modern web applications and dashboards, ensuring high performance and responsive across devices. Designed and implemented RESTful APIs and full-stack workflows using Node.js, Express.js, and databases (MongoDB & PostgreSQL), supporting complex business logic. Managed front-end state and asynchronous data fetching with React Query, optimizing data flow and reducing redundant API calls. Integrated Cloudinary for dynamic media management, improving load times and enabling multi-media handling. Implemented advanced features such as real-time updates, search and filter functionality, and dynamic dashboards for analytics. Collaborated with UI/UX designers to implement polished, fully responsive designs, improving user engagement and retention.