Alex Emelue
Full-Stack Web & React Native Developer
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Built a full-stack project management application using React, Node.js, Express, and MongoDB. The application supports project and task workflows, secure authentication, REST APIs, and real-time communication for keeping application activity synchronized. This project demonstrates my experience building interactive business applications across the frontend, backend, database, authentication, and real-time functionality layers.
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Built a mobile expense tracking application using React Native and Expo, with PostgreSQL for data storage and Clerk for authentication. The application provides a structured way to record and manage expenses while communicating with a dedicated backend API. This project demonstrates my experience developing mobile applications, integrating authentication, working with relational databases, connecting mobile clients to backend services, and building applications designed for real-world use.
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Developed a full-stack mobile banking application using React Native, Node.js, Express, and MongoDB. Implemented secure authentication, biometric authentication, push notifications, account and transaction management, financial statistics, expenditure analysis, and USD/NGN/EUR currency conversion. Built network-aware transaction processing to handle offline transactions as pending and synchronize them when connectivity returns. Developed and integrated the mobile frontend, REST API, backend services, database, and deployed backend.
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Built a production-ready full-stack attendance and member management system using React, Node.js, Express, and MongoDB. The platform includes secure JWT authentication, role-based access, member and organizational management, attendance workflows, reporting, audit logging, automated email communication, and protected REST APIs. I also implemented comprehensive frontend and backend testing with 224 automated tests passing, plus CI and cloud deployment
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