Isong Leonard Email & Phone Number

Nigeria

Developed and maintained user interfaces for web applications using ReactJS, ensuring a responsive and intuitive experience for end-users.Integrated API endpoints with Redux Toolkit to manage application state efficiently and facilitate seamless data flow.Collaborated with designers and backend developers to implement new features and enhance existing functionalities.Conducted code reviews to ensure code quality, performance, and adherence to coding standards.Participated in agile development processes, contributing to sprint planning, daily stand-ups, and retrospectives.Implemented responsive design principles to create applications that are accessible and user-friendly across various devices and screen sizes.

Hannover, Lower Saxony, Germany

Developed RESTful APIs using Java, Spring Boot, and Spring Data JPA with MySQL as the backend. Collaborated in analyzing and designing system architecture for daily meetups. Integrated Axios to consume endpoints from a Spring Boot application in a ReactJS app.

Buea, Southwest, Cameroon

Spearheaded the development of a dynamic admin dashboard using ReactJS and Axios, pioneering a custom Axios hook to streamline data retrieval from APIs. Orchestrated the management of the application's global state through the Context API, enhancing control flow and overall user experience. Designed visually appealing interfaces with MUI and JavaScript to enhance accessibility and responsiveness. Developed RESTful APIs utilizing Node.js, facilitating efficient data communication between the front-end and back-end systems.