Joao J.

Back-end and Systems Engineer

Back End Developer - Intermediate 2
3/1/2022 - Present

Currently engaged as a backend developer utilizing Node.js combined with Express framework, leveraging Sequelize ORM for managing MySQL relational databases and handling MongoDB for non-relational database requirements. Demonstrated technical expertise in creating efficient, robust server-side applications within these ecosystems.

Back End Developer - Intermediate 2
7/1/2021 - 2/1/2022

Developed new features and maintained existing code, utilizing Node.js with Express. Gained expertise in working with both relational and non-relational databases. Demonstrated technical proficiency in designing and implementing scalable backend services, ensuring seamless integration and functionality across various system components. Enhanced the performance and reliability of applications through meticulous debugging and optimization efforts.

Full Stack Developer
4/1/2019 - 6/1/2021

Expertise developed in mobile and web development while working remotely in a collaborative team environment. Gained proficiency in languages such as JavaScript, Swift, Kotlin, and tools including React Native and Flutter for cross-platform development. Engaged extensively with backend frameworks like Node.js and Express, and frontend frameworks including React and Angular. Strengthened skills in using databases such as MongoDB, PostgreSQL, and Firebase. Honed abilities in version control using Git, ensuring seamless integration and deployment in CI/CD pipelines through platforms like Jenkins and GitHub Actions. Contributed to agile methodologies by participating in regular stand-ups, sprint planning, and retrospective meetings, emphasizing efficient project management and iterative development cycles.

Full Stack Developer
6/2/2016 - 4/2/2019

Gained expertise in mobile and web development through extensive project involvement with a collaborative team. Developed proficiency in Swift and Java for mobile application development, while working on web applications utilizing HTML, CSS, and JavaScript. Utilized frameworks such as React and Angular to enhance front-end functionality and user experience. Demonstrated adeptness in backend development with Node.js and Express, integrating RESTful APIs for seamless communication between server and client. Showcased skills in utilizing databases like MongoDB and MySQL, ensuring optimal data management and retrieval. Maintained code quality and facilitated collaboration using version control systems such as Git and Bitbucket. Employed Agile methodologies, participating in daily stand-ups, sprint planning, and retrospectives to ensure efficient project delivery and continuous improvement.

Information Systems at Estacio Fap
2016 - 2020