Yanderson O.

Front-end UX Engineer

Mobile Developer – MID LEVEL
8/1/2022 - 3/1/2023

Led the development of a comprehensive commerce application that facilitated various functionalities, including order placement, status tracking, visit recording, client registration, appointment scheduling, and seller information management. Proficiently utilized React Native CLI and Native Base to build and maintain the user interface. Leveraged TypeScript to enhance code quality and maintainability, ensuring type safety and reducing runtime errors. Implemented Jest for unit testing to ensure robust and reliable code. Applied Styled Components for component-level styling, enabling dynamic and reusable UI elements. Employed i18nJS for internationalization, making the application accessible to a global audience. Managed local database operations using RealmDB, ensuring efficient offline data storage and synchronization. Utilized Redux for state management, ensuring a predictable state container for the application. Integrated Redux Saga for handling complex asynchronous actions and side effects. Effectively used Axios for API requests, ensuring smooth data fetching and manipulation from the backend. This role has significantly enhanced technical expertise in mobile application development, state management, database handling, and internationalization.

Mobile Developer – MID LEVEL
12/1/2021 - 8/1/2022

Worked on the development and migration of the Ourocard app, transitioning from native to React Native using native bridge. Developed improvements, bug fixes, and innovative features, alongside analyzing and refactoring functionalities. Utilized technologies including React Native with Bridge to Native, TypeScript, Swift, Kotlin, and UIKit components.

Mobile Developer – MID LEVEL
7/1/2021 - 12/1/2021

Developed the MJSP Functional Identity project by creating screens from prototypes and implementing functionality tests and backend integrations. Utilized React Native with Expo and Typescript for efficient mobile application frontend development. Validated endpoints and explored innovations in frontend technology. Leveraged Axios for API calls and Molecular Design principles, integrating ML Kit for machine learning capabilities. Ensured the reliability of code through Jest testing frameworks.

Junior Front-end Developer
7/2/2020 - 7/1/2021

Developed proficiency in front-end technologies, including Bootstrap, HTML, CSS, and JavaScript, to create responsive and user-friendly web interfaces. Gained experience in backend development using PHP, enabling the seamless integration of frontend and backend functionalities. Enhanced skills in designing and implementing web pages that adhere to modern standards for accessibility and performance. Regularly collaborated with cross-functional teams to ensure alignment of web development projects with broader technical and business objectives.

Analysis and Development of Systems at Estácio de Sá University
2019 - 2021

Javascript Course at Devmedia
1/2/2021