Rajibul

Full Stack Web Developer

Fiverr • Freiberufler

Sep 2025 - Present • 9 mos

As a Full Stack Web Developer on Fiverr, I specialize in building modern, scalable, and high performance web applications for clients worldwide. I work with technologies such as React.js, Next.js, Node.js, Express.js, MongoDB, and MySQL to develop secure and user friendly solutions. My responsibilities include: - Developing responsive frontend interfaces with clean UI/UX - Building secure backend APIs and database architectures - Creating multi-tenant SaaS platforms and marketplace systems - Integrating payment gateways such as Stripe and other third-party APIs - Deploying applications to live production servers and managing hosting environments - Optimizing performance, security, and scalability I collaborate closely with clients to understand their business goals and deliver solutions that are reliable, maintainable, and production-ready. I ensure clear communication, timely delivery, and long-term technical support when needed.

Senior Full Stack Developer

D • Vollzeit

Aug 2021 - Jun 2025 • 3 yrs 10 mos

As a Senior Full Stack Developer at BJ IT, I have been responsible for designing, developing, and maintaining scalable web applications for enterprise and international clients. I work closely with UI/UX designers, product managers, and backend teams to deliver high-quality, performance optimized solutions. My role includes both frontend and backend development, system architecture planning, API development, and third-party integrations. I actively participate in code reviews, requirement analysis, and mentoring junior developers to ensure clean, maintainable, and efficient codebases. Key Responsibilities & Achievements: - Developed full-stack web applications using modern frontend and backend technologies - Built responsive, user-friendly interfaces with a focus on performance and usability - Designed and implemented RESTful APIs and backend logic - Integrated third-party services and APIs - Optimized website performance, security, and scalability - Collaborated with cross-functional teams to deliver projects on time - Maintained and enhanced existing systems based on business needs This experience has strengthened my ability to deliver reliable, production-ready web solutions and understand real-world client requirements.