Dorothy F

Full Stack SaaS Developer

Fiverr • Freelance

Jun 2026 - Jul 2026 • 1 mo

It started with a simple idea: build a SaaS platform that could turn a real business problem into a simple, reliable, and easy-to-use digital experience. As the full-stack developer behind the project, I took the product from concept to a functional web application, working across the frontend, backend, database, APIs, and core application features. I designed and developed the user interface with React and Tailwind CSS, focusing on a responsive experience that worked smoothly across devices. On the backend, I built services and REST APIs with Node.js and Express.js, while MongoDB handled the application's data and user information. I also implemented authentication and account functionality, developed interactive dashboards, integrated external APIs, and connected the different components needed to turn the product concept into a working SaaS platform. Throughout development, I worked through requirements, architecture, development, testing, debugging, optimization, and deployment. The experience strengthened my ability to take a SaaS idea and turn it into a scalable, production-ready web application. Technologies: React, JavaScript, Node.js, Express.js, MongoDB, REST APIs, Tailwind CSS, HTML, CSS.