Mercy Vincent

Backend Developer

PROFESSIONAL EXPERIENCE

Backend Developer

CodaBlack Foundations | November 2024 - Date

Developed and maintained high-quality software solutions

  • Implemented and optimized core functionalities for a crypto wallet app and an e-commerce platform.
  • Built RESTful APIs using, NestJs and Express.js
  • Developed a fast-food e-commerce website, integrating payment gateways and real-time order tracking.
  • Improved system scalability, and ensured high availability of services.
  • Optimized database queries resulting in 50% faster load times
  • Implemented authentication, authorization, and session management for secure user interactions.

Junior Backend Developer

Start Innovation Hub | October 2024 - Date

Contributed to various projects as part of an agile team

  • Developed and maintained features for an e-commerce platform
  • Fixed bugs and improved existing codebase
  • Reduced system latency by 40% through implementation of Redis caching
  • Integrated third-party APIs for payment processing and analytics
  • Created comprehensive API documentation using Postman
  • Participated in daily stand-ups and sprint planning meetings

Backend developer Intern

Lawpat Technologies | March 2024 - September 2024

Built and maintained multiple client-facing applications

  • Built RESTful APIs using Express.js and MongoDB
  • Implemented user authentication using JWT and OAuth2
  • Implemented real-time features using WebSocket technology
  • Researched and implemented new technologies to improve application efficiency and security.

Web Developer Intern

The Roothub | May 2022 - Nov 2022

Contributed to various client projects as part of an agile team

  • Collaborated with designers, product managers, and developers to deliver seamless user experiences.
  • Fixed bugs and improved existing codebase
  • Learned and implemented best practices in software development