GUTU JIRATA IMANA

Engineered core backend features (student enrollment, class scheduling, teacher management) using Node.js, Express.js, and relational databases, enabling seamless handling of student and teacher records.

Developed and documented RESTful APIs with Swagger, ensuring 100% integration clarity for frontend consumption and reducing onboarding time for new developers.

Built and optimized frontend interfaces with React and Tailwind CSS, improving user experience and ensuring mobile responsiveness across devices.

Managed and optimized database schemas (PostgreSQL), reducing query execution time by 25% through indexing and query tuning.

Collaborated in a cross-functional team of 5 developers/designers using Git, pull requests, and agile sprints to deliver features on schedule.

Applied best practices in authentication, testing, and deployment, resulting in a system that is both scalable and secure for real-world use cases.

Gained in-depth understanding of Node.js internals and its core modules for building server-side applications.

Developed and deployed 5+ scalable RESTful APIs with Express.js, improving response efficiency by up to 30% through optimized routing and middleware design.

Designed and implemented CRUD operations across relational (PostgreSQL, MySQL) and non-relational (MongoDB) databases, achieving 99% uptime in project deployments.

Applied secure authentication and authorization (JWT, OAuth, RBAC), reducing potential vulnerabilities by 40% compared to initial prototypes.

Collaborated in remote, Git-driven teams of 4–6 developers, using branching strategies, code reviews, and pull requests to streamline development cycles.

Wrote unit and integration tests with Jest and Supertest, maintaining 80%+ code coverage across backend services.