Irwin A.

Front-end UX Engineer

Tech-Lead Front-end
4/1/2022 - Present

Participated in the decision-making process for technologies and infrastructures for web projects while managing a team of four people by detailing tasks, providing feedback, and conducting technical mentorships. Successfully managed four projects from end to end, encompassing product creation, gathering non-technical requirements, and overseeing the execution of various teams. Developed a Micro Front-ends architecture that allowed the formation of full-stack teams and improved the development experience using tools such as Webpack, Module Federation, Webpack-Dev-Middleware, and Code Splitting. Created services that addressed CI/CD integration issues between TailwindCSS and Micro Front-ends across different repositories using tools like Github Actions, Express, MongoDB, and TailwindCSS. Rebuilt a real-time route management platform, which receives over 150,000 views per month, to enhance its performance using Global State Management, useMemo, useCallback, and memo.

Front-End Developer Pleno
7/1/2021 - 4/1/2022

Developed expertise in building web systems and modernizing legacy applications with a focus on creating rich, performative user interfaces. Achieved significant improvements in efficiency and performance through several key projects. Spearheaded the development of a UI component library that consolidated the company's Design System into a streamlined API for web projects, utilizing Chakra-UI, Atomic Design, Storybook, Rollup.js, and Jest. This initiative reduced task completion time from one week to two days. Built a comprehensive time attendance system featuring adjustments for holidays, bonuses, hour banks, and the generation of programmatically created reports in PDF and CSV formats, using React-Pdf, Express, and Papaparse. Engineered a library that seamlessly integrated React with the Google Maps API, implementing essential functionalities such as Map, Marker, Marker Cluster, Polyline, and Circle through the use of Google Maps API, useEffect, useMemo, and useCallback. Developed an advanced abstraction of the React Table library, enhancing it with filters, sorting, selection, pagination, virtualization, and drag-and-drop features to handle datasets exceeding 50,000 items on the front-end, employing React-Table, React-beautiful-dnd, and React-Window.

Front-End Developer
11/1/2020 - 5/1/2022

Supported by the National Education Fund (FNDE), this project provided solutions for managing school transportation in cities across Brazil. Developed a platform integrating with an API for dynamic form creation, utilizing Unform and Next.js SSR. Took part in refactoring the project's main application, SETE, transitioning it to modern technologies such as React, Styled Components, and Electron.

Junior Developer
11/1/2020 - 8/1/2021

Developed proficiency in content creation for blogs, leveraging persuasive and engaging writing techniques. Built and customized websites using WordPress, ensuring responsive design and user-friendly interfaces. Instructed students in programming, covering foundational concepts and advanced techniques. Demonstrated expertise in web system development using React.Js and Next.Js, along with implementation of styled-components for efficient styling and consistent design across applications.

Transportation Engineering at Federal University of Goiás
2019 - 2024