Marcelo N.

Front-end UX Engineer

Frontend Engineer
6/1/2023 - Present

Oversaw the evolution and maintenance of a financial card portal, utilizing technologies such as React, Typescript, React Query, MSW, axios, and Material UI. Developed an internal portal for consolidating client debt information, demonstrating technical expertise in creating robust and user-friendly web applications. This role required a deep understanding of front-end frameworks and libraries, ensuring efficient data handling and seamless user interactions.

Software Engineer
2/1/2022 - 3/1/2023

Created, maintained, and evolved a micro-frontend platform enabling clients to issue and manage employee benefit cards. The platform supported functionalities such as batch card issuance, duplicate card generation, and delivery tracking. Developed technical proficiency in React and NextJS, utilized React Testing Library for comprehensive testing, and implemented Webpack/ModuleFederation for module bundling. Applied StyledComponents and CSS for component styling and leveraged TypeScript to ensure robust type-checking. Employed micro-frontend architecture to enable scalable and maintainable development.

Javascript Engineer
10/1/2018 - 12/1/2021

Developed a dashboard from scratch for the clients of a commercial automation software, enabling clients to execute complex tasks and manage information on larger desktop screens. Initially developed an e-commerce catalog, integrating with PagSeguro checkout to facilitate online sales amid the COVID-19 pandemic, and incorporated IUGU for payment processing, allowing clients to issue invoices, manage billing processes, and handle financial transactions within the platform. Restructured the catalog backend by decoupling it from the primary database and utilizing KaNa for data replication between MySQL and MongoDB, enhancing the application's robustness and scalability.

Technologies employed in these developments include extensive use of JavaScript and React for the frontend, along with Styled Components, CSS, and adherence to ESlint airbnb standards. Leveraged Scrum methodologies for project management and Git for version control, with continuous integration implemented via Bitbucket Pipeline. On the backend, utilized Docker for containerization, AWS ECS for deployment, and NodeJS/Express with Sequelize for API development, all written in TypeScript. Ensured data consistency and scalability using KaNa and KaNaJs, employed Schema Registry through Confluent, and maintained code quality via Test-Driven Development using Jest. Databases managed included MySQL and MongoDB.

Front End Developer
6/1/2018 - 10/1/2018

Contributed to the development of an employability platform, gaining proficiency in CSS/Less, Grid, and Flexbox for responsive web design. Developed robust front-end functionalities utilizing AngularJS and JavaScript. Employed agile methodologies such as Scrum and SAFe to ensure efficient project management and delivery. Worked extensively with Java and Spring for back-end development, ensuring seamless integration and performance. Utilized Git for version control, maintaining collaborative and organized code management.

Web Developer at Assertiva
6/2/2014 - Present

Developed proficiency in Java, Jquery, and Ajax through the creation of a CRM system, which significantly improved the agility of the internal sales team by automating key processes. Enhanced experience with Agile methodologies during the CRM implementation, leading to faster and more efficient sales operations. Post-CRM, spearheaded the development of a Webdesk tool for internal use, further contributing to streamlined workflows and operational efficiency.

MBA in Software Architecture at Full Cycle
2024 - 2025

Analysis and Development of Systems at FIAP
2017 - 2018