Umar Waheed
Senior MERN Stack Developer | React.js | Node.js | MongoDB
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About
Senior Full Stack Developer with 4.5+ years of professional experience designing, developing, and maintaining scalable web applications using the MERN stack (MongoDB, Express.js, React.js, Node.js). Strong expertise in building modern, responsive front-end applications, scalable RESTful APIs, secure backend services, database-driven systems, and enterprise-grade software solutions. Experienced in developing applications across healthcare, hospital management, and vaccination domains, with hands-on experience throughout the complete software development lifecycle, including requirements analysis, architecture, development, testing, deployment, optimization, and production support.
Strong secondary expertise in C#, ASP.NET Core, ASP.NET MVC, Web API, SQL Server, Entity Framework, and LINQ, enabling effective development and integration within hybrid MERN and .NET environments. Experienced with JWT authentication, role-based access control, REST APIs, real-time applications, responsive UI development, Git-based workflows, Agile methodologies, and cloud deployment.
Experience
Senior Full Stack MERN Developer at CloudQuik Company (2024-04 – Present)
- Architected and developed scalable enterprise solutions using Node.js, React.js, Express.js and MongoDB.
- Built and maintained secure Web APIs for user management, scheduling, and data processing.
- Designed and optimized SQL Server databases with Entity Framework for data consistency and performance. Implemented real-time features such as notifications and live updates with SignalR.
- Delivered cross-platform mobile support using Ionic Framework integrated with AngularJS frontends.
- Optimize application performance through efficient API design, database optimization, caching, and reusable architecture patterns.
Full Stack Developer at Ewarenet Company (2022-03 – 2024-02)
- Developed scalable backend services using Node.js, Express.js, MongoDB, and Web API for healthcare and enterprise applications.
- Designed and consumed RESTful APIs for data processing, business workflows, authentication, and third-party integrations.
- Built dynamic and responsive front-end applications using AngularJS, JavaScript, Bootstrap, and modern CSS frameworks.
- Designed MongoDB collections and backend data models to support scalable application functionality.
- Implemented secure authentication and authorization using JWT and role-based access control.
- Developed reusable UI components and responsive layouts using Bootstrap and Tailwind CSS.
Education
BS in Software Engineering – Gomal University D, I, Khan (2018 – 2022)



