Mário M.

Mobile Engineer - React Native

React and React Native Developer
1/1/2023 - Present

Developed proficiency in front-end and mobile development using React and React Native. Demonstrated extensive expertise in building and maintaining dynamic web applications and mobile apps. Utilized JavaScript ES6+ features to enhance interactivity and user experience. Leveraged Redux for managing complex state, ensuring robust and maintainable codebases. Demonstrated skills in integrating APIs and handling asynchronous operations using Axios and Fetch. Enhanced application performance and optimized rendering through code-splitting and lazy loading. Utilized testing frameworks like Jest and Enzyme for developing thorough unit and integration tests. Ensured cross-platform compatibility and responsive design through the use of CSS-in-JS libraries such as Styled-components. Employed CI/CD pipelines for streamlined deployment processes and ensured collaborative development through version control systems like Git. Leveraged package managers like npm and yarn for efficient dependency management and continuous improvement of the development workflow. Actively participated in code reviews, contributing to high code quality and the continued growth of team expertise.

React and React Native Developer
1/1/2021 - 12/1/2021

Specialized in front-end and mobile development with a strong focus on React and React Native frameworks. Developed and deployed mobile applications using Swift for iOS and Java for Android. Gained expertise in creating responsive and dynamic user interfaces leveraging modern JavaScript technologies and libraries. Conducted extensive testing and debugging to ensure high performance and usability standards. Applied knowledge of state management libraries and tools such as Redux and MobX. Participated in Agile development processes, contributing to sprint planning, code reviews, and daily stand-ups. Utilized version control systems, including Git, to manage codebases and collaborate effectively with cross-functional teams. Enhanced app performance through optimization techniques and best practices in both front-end and mobile development.

Mobile Development Intern
8/1/2020 - 12/1/2020

Gained extensive experience in mobile development using React Native, creating both iOS and Android applications with robust and responsive designs. Demonstrated expertise in utilizing JavaScript, TypeScript, and JSX for building scalable mobile applications. Implemented advanced state management solutions with Redux and MobX, enhancing application performance and user experience. Executed integration with RESTful APIs and GraphQL to streamline data flow and interactions. Showcased proficiency in employing various testing frameworks and tools, including Jest and Enzyme, to ensure comprehensive test coverage and reliability. Excelled in using version control systems such as Git for effective collaborative development and code review processes. Experienced in configuring and deploying applications through mobile CI/CD pipelines using fastlane and CircleCI for seamless delivery and updates. Leveraged native modules to extend React Native functionalities, ensuring app compatibility with specific platform requirements. Fostered an agile development environment, participating actively in sprint planning, daily stand-ups, and retrospective meetings to drive continuous improvement in development practices and project execution.

Advisor to the Presidency / React Native Developer
4/1/2020 - 11/1/2020

Developed proficiency in React Native by designing and implementing mobile applications for various projects. Gained substantial experience in using JavaScript frameworks and libraries to build cross-platform solutions. Actively engaged in version control and collaborative development activities, leveraging Git for code maintenance and repository management. Acquired skills in managing project timelines, resources, and team activities as part of a Junior Enterprise initiative, ensuring successful project delivery and effective communication among team members. Enhanced expertise in debugging and optimizing mobile applications, improving performance and user experience.

Analysis and Development of Systems at Federal University of Paraná
2020 - 2023

Digital Game Programming at Federal Institute of Paraná - IFPR (Curitiba)
2011 - 2014