As a consultant I was involved in the development of multiple projects, creating servers, databases and web applications.RESPONSIBILITIES• Design and development from scratch of multiple servers and databases using Node.js, Express, GraphQL, MySQL, and MongoDB.• Maintenance of web applications built with React.js, GraphQL, Ant Design, and Socket.IO.• Actively participating in meetings with our clients, discussing and understanding business requirements, and showcasing… Show more As a consultant I was involved in the development of multiple projects, creating servers, databases and web applications.RESPONSIBILITIES• Design and development from scratch of multiple servers and databases using Node.js, Express, GraphQL, MySQL, and MongoDB.• Maintenance of web applications built with React.js, GraphQL, Ant Design, and Socket.IO.• Actively participating in meetings with our clients, discussing and understanding business requirements, and showcasing the progress of the applications we develop.KEY ACHIEVEMENTS• I implemented a web socket system for a towing service app that allows users and administrators to know the real-time location of vehicles, receive updates on the status of services and drivers. For this, I used the Google Maps API and Socket.IO.• Automated the production deployment processes of our services on AWS EC2 and S3 using GitHub Actions, thereby improving our ability to deliver results quickly and making it easier for other team members to deploy.• Conducted unit and integration tests, covering more than 80% of the written code, using the TDD approach and tools like Jest, Node.js Test Runner, SuperTest, POSTMAN.• Collaborated with my team members, sharing resources, explaining concepts, and holding Pair Programming sessions to overcome blockers and deliver results effectively. Show less

Desarrollo de contratos inteligentes | mejoras de la implementación | testing

I have worked on creating and maintaining REST APIs, as well as creating administrative panels and landing pages, for companies looking to promote their products and services. In addition, I have improved the security and performance of the applications I have worked with, correcting errors and ensuring that they run smoothly. To do this, I have used technologies belonging to the MERN stack, and technologies such as Firebase, Docker, Messaging Service, among others.