Wellington A.Front-end UX Engineer
Skills
Software developer with a decade of comprehensive experience in front-end technologies, particularly focusing on React over the past four years. Specialized in crafting robust web application platforms using React and NextJS, and proficient in developing for iOS and Android platforms. Expert in modern development methodologies and patterns, with extensive knowledge in software design, testing, and maintenance. Possesses a diverse and proficient skill set covering various platforms, programming languages, and embedded systems. Well-versed in the latest development tools and practices, capable of effective self-management on independent projects while excelling in collaborative team environments.
Software Development Engineer
1/1/2021 - 12/1/2023
Developed an e-commerce platform using NextJS, React, MongoDB, and Express. Integrated private APIs to ensure a seamless user experience and enhance site performance. Implemented a fast product search feature, and developed a comprehensive dashboard for managing products, images, categories, and more. Created a smart pagination system and a WhatsApp purchase alert system to improve user engagement and operational efficiency. Designed a billing page and established a multiple store system that supports different stock levels and shipping cost adjustments based on store locations. Implemented continuous integration and deployment (CI/CD) using GitHub Actions and deployed containers on DigitalOcean.Senior Front End
1/1/2021 - 11/1/2023
Developed solutions for the new features team by creating and executing tasks, correcting issues, and ensuring consistent, high-performance deliveries. Worked within an architecture and agile development framework supported by tools such as Git, ESLint, and Jest. Utilized technical expertise in React, NextJS, Redux, and Redux-saga for frontend development, incorporating Testing Library and MSW for comprehensive testing and mocking. Implemented Docker and CI/CD for seamless integration and deployment processes. Leveraged analytics tools like Hotjar and Google Analytics for performance and user interaction insights. Enhanced build processes with Webpack and engaged in efficient data handling using Axios. Employed a functional programming paradigm and implemented forms using Redux Hooks Form, among other related tools.Mid-Level Front-end Developer
1/1/2019 - 12/1/2021
Developed proficiency in React, React Native, and Redux frameworks. Extensive experience working with Jest for unit testing and ImmutableJS for managing immutable data structures. Expertise in implementing responsive design principles and optimizing performance for single-page applications. Displayed strong skills in creating reusable components and maintaining state management in complex applications. Collaborated closely with back-end developers to integrate RESTful APIs and WebSocket connections. Utilized Git for version control to maintain consistent code quality and collaborated in an Agile environment for efficient project management. Demonstrated ability to troubleshoot and debug issues effectively, ensuring seamless user experience and efficient application functionality.Software Development Engineer
1/1/2019 - 12/1/2021
Developed technical solutions collaboratively with product and design squads, managing tasks on Trello and handling pull requests on GitHub using Git branches. Solved bugs and created robust features through continuous delivery. Acquired proficiency in TypeScript, React, React Native, Redux-saga, and NextJS. Utilized Testing Library and MSW for mocks to ensure reliable testing environments. Automated workflows using GitHub Actions and CircleCI, and leveraged AWS functions including Lambda, CloudFront, and EC2 for scalable cloud solutions. Gained experience with Hotjar for user experience insights, used Webpack for module bundling, Axios for handling HTTP requests, ImmutableJS for state management, and Redux Hooks Form for form handling in Redux. Underwent a two-month training period aimed at assuming Tech Lead responsibilities for a squad focused on new product development.Full Stack Developer
1/1/2018 - 12/1/2019
Developed expertise in Angular 6, Ionic, NodeJS, and MongoDB. Led initiatives to improve the dashboard and develop the web application, ensuring continuous development. Facilitated interactions across various departments including finance, logistics, and medicine, while also focusing on generating invoices and managing sales. Applied Agile methodologies to streamline and enhance project efficiency and collaboration.Junior Systems Analyst
1/1/2018 - 12/1/2018
Specialized in systems development for native Android and iOS platforms with a focus on data analysis and RESTful API development using Python. Played pivotal roles as an architect and software analyst, contributing to both web and mobile systems construction. Engaged with large-scale projects and collaborations, showcasing proficiency in delivering robust solutions for high-profile clients across diverse industries.Fullstack Developer at Web, PHP, and SQL
1/1/2015 - 12/1/2018
Developed a comprehensive dashboard system focused on managing academic publications and enhancing the CAPES score for an educational institute. Gained expertise in designing and implementing user interfaces tailored for data visualization and real-time analytics. Utilized cutting-edge technologies and frameworks to create an intuitive and efficient management tool. Leveraged systems for tracking publication metrics, streamlining the data collection process, and providing insightful reports to support institutional goals.Android Developer
1/1/2014 - 12/1/2015
Developed Android applications and WebApps for companies in Campinas. Gained proficiency in Java and Kotlin for Android development, as well as HTML, CSS, and JavaScript for web development. Utilized Android Studio for building and debugging mobile applications and employed frameworks such as React.js and Angular.js for responsive and dynamic web applications. Demonstrated experience with RESTful APIs to enable seamless integration between front-end and back-end systems. Leveraged databases such as SQLite for mobile application data storage and MySQL for web applications. Focused on performance optimization techniques and user experience (UX) principles to enhance mobile and web applications. Ensured collaborative code maintenance and version control using Git and GitHub, facilitating efficient teamwork and project management.
Computer Systems and Development at State University of Campinas
2019 - 2023Physics at State University of Campinas (UNICAMP)
2015 - 2018Programming, Logic, Computer Assembly and Maintenance, System Management at State Technical School of São Paulo
2012 - 2014These are not educational degrees; they are programming languages, software frameworks, and applications. Please provide an educational degree or let me know if you need information on these technologies. at State Technical School of São Paulo
2013 - 2014
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