JOSHUA MWENDWA
Full-Stack Developer
PROFESSIONAL SUMMARY
Full-Stack Developer with hands-on experience building and shipping responsive web applications across the full development lifecycle. Proficient in React.js, Next.js, TypeScript, Node.js, Django, Laravel/PHP, and PostgreSQL ā comfortable across frontend UI, backend APIs, database management, and deployment. Founder of Lumyn Technologies. Moringa School certified. Passionate about clean code, fintech integrations, and building digital products that create real impact.
WORK EXPERIENCE
- Built and shipped full-stack web applications using React.js and Node.js, from UI through backend integration and deployment.
- Integrated third-party REST APIs and backend services, improving data accuracy and platform reliability.
- Managed PostgreSQL database queries and schema updates supporting core platform functionality.
- Led debugging and maintenance cycles, resolving production issues and maintaining consistent uptime.
- Developed responsive web platforms for local and international clients using React.js, Next.js, Tailwind CSS, and TypeScript.
- Integrated Laravel/PHP backend services and REST APIs, handling JSON data and HTTP request/response flows.
- Wrote and optimized PostgreSQL queries across multiple client projects.
- Supported CI/CD deployment, troubleshooting, and performance optimization on live platforms.
- Led end-to-end development of business platforms ā React.js/Next.js frontends, Node.js/Django backends, PostgreSQL/MySQL databases.
- Built reusable UI component libraries with React Hooks and Context API, reducing build time across projects.
- Designed and consumed RESTful APIs, managing JSON payloads between frontend and backend services.
- Delivered complete project workflows independently from scoping and architecture through production deployment.
PROJECTS
Audit and compliance workflow platform with dynamic data handling and secure backend integrations.
Full e-commerce platform with product management, cart flows, and backend API integrations.
Scalable B2B platform with real-time data, REST APIs, and PostgreSQL backend architecture.
Modern responsive corporate website with strong UI/UX and mobile-first design.