Nkosinathi Mnguni

Team Leader & Intermediate Software Developer | October 2024 – Current
   •  Architected and developed full stack applications using React.js, Node.js, React Native, Next.js and non-SQL, handling thousands of users.
   •  Designed and implemented scalable RESTful APIs and architecture for core business functions
   •  Built using Firebase, reducing data latency
   •  Led migration from micro-services to monolithic architecture, improving system reliability and development
   •  Managed database optimization initiatives, resulting in faster query response times
   •  Mentored junior developers in full stack development practices and modern JavaScript patterns
   •  Manage and maintain third-party systems and implementation like Rocketseed for email signature config, Yaxxa config on platform for telephone headsets
   •  Developed end-to-end ticketing and donation management system for charity events, featuring QR code validation and automated email receipts
Intermediate Software Engineer | April 2024 – October 2024
   •  Spearheaded development of key platform features using React.js and Node.js
   •  Implemented robust error handling and logging systems that reduced debugging time
   •  Collaborated with product managers to translate business requirements into technical specifications
   •  Took ownership of critical application components and delivered solutions independently
   •  Improved application architecture to support scaling from hundreds to thousands of users
   •  Conducted code reviews for junior developers, providing constructive feedback
   •  Developed reusable components that streamlined future development efforts
   •  Optimized database queries and API endpoints for better performance
   •  Identified and resolved security vulnerabilities in existing codebase
   •  Participated in technical planning sessions and contributed to architectural decisions
Full Stack Developer (Junior) | August 2023 – April 2024
   •  Developed and maintained full stack web applications using React native, Firebase and desktop support
   •  Built responsive user interfaces with React native and CSS, improving mobile user experience
   •  Implemented RESTful APIs for seamless client-server communication
   •  Contributed to database design and management using non-SQL and Firebase
   •  Created cross-platform mobile applications using React Native and Expo
   •  Collaborated with senior developer on code reviews and best practices implementation
   •  Documented APIs and technical specifications for team reference
   •  Participated in Agile development processes using Jira for task management
   •  Took initiative in learning and implementing new technologies to improve development workflow
   •  Assisted in optimizing application performance and reducing load times on firebase query

Completed my Diploma in Information Technology, currently pursuing Advanced Diploma In Computer Science