Marcus Mattus Email & Phone Number

London, GB

United Kingdom

• Participated in dozens of projects in and primarily focused on building frontend using React and React Native for web and mobile versions.
• Built responsive and pixel perfect web pages using React reusable components and various CSS libraries like Tailwind CSS, MUI and more.
• Involved in React Native mobile development while integrating several services like Firebase Push Notification, Deep Links, Cloud Messaging and custom native module creation on Android and iOS.
• Designed several state management libraries using React Hooks, built-in Context API and Redux from conception to deployment.
• Focused on clean code principles, design patterns and TDD.
• Implemented unit, integration, and end-to-end tests with Jest, Mocha, and Chai.

United Kingdom

• Developed highly scalable React.js solutions with TypeScript integration and rigorous Jest testing.
• Collaborated closely with the project manager and involved in decision-making interviews of various projects to meet the clients’ satisfaction.
• Played a crucial role to construct state management using Redux and Redux Saga for both web and mobile products built with React and React Native.
• Built web pages using styled components and Tailwind CSS and mobile products using React Native Ui library.
• Worked on RESTful APIs and GraphQL queries integration with the backend developers, while implementing seamless sever-side rendering features.

United Kingdom

• Contributed to the internal CRM software.
• Built the responsive web pages using JavaScript, Bootstrap based on design mockups, while interacting RESTful APIs which is constructed with PHP and Laravel.
• Integrated various third-party services like social signing, google calendar, and more.
• Followed agile methodology and involved in devops setup using AWS services.