Emmanuel Abiodun Adeniyi

• Utilized HTML, CSS, and JavaScript to create visually appealing and responsive web pages that met client requirements.
• Worked closely with UX/UI designers to translate their designs into functional web applications.
• Utilized version control systems such as Git to track changes throughout the development process.
• Developed and maintained responsive web applications using React.js, Angular.
• Built reusable component libraries and design systems to ensure consistency across applications
• Implemented state management solutions using Redux, Context API, and NgRx
• Created dynamic, interactive user interfaces with modern JavaScript (ES6+) and TypeScript
• Translated Figma/Adobe XD designs into pixel-perfect, responsive HTML/CSS layouts.
• Integrated RESTful APIs and GraphQL endpoints for seamless data flow
• Implemented authentication and authorization using JWT, OAuth 2.0
• Managed asynchronous operations with Promises, async/await, and Axios
• Handled error boundaries and loading states for optimal user experience

* Develop Backend Systems: Build and maintain server-side applications and APIs using programming languages like Java.

* Database Management: Design and manage databases (e.g., MySQL, PostgreSQL, MongoDB) to ensure data integrity and performance.

* API Integration: Create, optimize, and integrate RESTful APIs to support frontend development and third-party integrations.

* Collaborate with Cross-Functional Teams: Work closely with frontend developers, the product designer, and the product manager to ensure alignment of backend systems with user and business needs.

* Write unit and integration test of methods, services and endpoints - Occasionally write and integrate backend API along with the frontend team.

* Debug and Troubleshoot: Identify and resolve backend issues to improve application functionality and reliability. * Participate in Agile Ceremonies: Actively participate in sprint planning, daily standups, backlog refinement, sprint reviews, and retrospectives.

* Optimize Performance: Implement best practices to enhance the scalability and efficiency of backend systems.

• Assisted in designing and implementing RESTful APIs and microservices using Spring Boot under supervision.
• Contributed to the development of user interfaces using AngularJS and ensured seamless integration with backend services.
• Performed database design and optimization tasks, creating efficient queries for data handling.
• Supported system testing and debugging to meet production quality standards.
• Collaborated with team members during Agile sprint cycles and participated in daily stand-ups.
• Worked on Iseyin Polytechnic Portal, assisting in the development of features for course registration, payment integration, and role-based access control using Spring Boot and Angular.
• Supported the development of an Artisan Management Application, incorporating payment and access control functionalities.
• Contributed to the IBEDC Data Validation System, focusing on data mapping and validation processes with integration into ArcGIS Online.

• Assisted in backend development using Java and Spring Framework to deliver scalable applications.
• Contributed to the creation of responsive frontends using Angular and Bootstrap.
• Wrote and maintained unit tests using JUnit to improve code reliability.
• Worked closely with senior developers to troubleshoot and resolve bugs in production environments.
• Collaborated on the development of a Hotel Management System, supporting role-based access control and payment features.
• Supported the integration of a Web Application with centralized services for secure data management.
• Assisted in the development of a Delivery Management System, improving functionality and efficiency under team supervision.