Delson D.
Front-end UX Engineer

Skills

Node.js

React Native

Next.js

Typescript

React

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Bio

Senior Front-End Developer with over five years of experience specializing in large-scale corporate environments. Possesses extensive expertise in React, Next.js, React Native, and Node.js. Skilled at delivering high-quality, efficient, and robust web and mobile solutions, aiming to contribute significantly to organizational success.

Sr Front-end Developer
3/1/2022 - Present

Currently serving as a Senior Front-end Developer, focusing on key projects that utilize advanced technologies. Developed and honed expertise in React, TypeScript, Chakra UI, and Flora, employing these technologies to build robust client-side applications. Emphasized code quality and reliability through the use of Jest for unit testing and Sonarqube for monitoring code quality. Managed agile workflows and project tracking via Jira, and utilized GitHub for version control and collaboration.

In another key project involving a cryptocurrency exchange platform, worked intensively on developing a new trade interface using Next.js, Node.js, TypeScript, and StyledComponents. Ensured comprehensive test coverage and application stability through rigorous unit testing with Jest and end-to-end testing with Cypress. This breadth of experience underscores a strong ability to deliver high-quality front-end solutions within dynamic and complex technical environments.
Front-End Developer
2/1/2022 - 4/1/2022

Held the position of Mid-Level Front-End Developer, developing a proprietary product aimed at connecting sponsors with individuals running social projects. Utilized Next.js and Node.js extensively for front-end and back-end development. Employed MySQL for database management and ensured collaborative code maintenance and version control using GitLab. Managed project tasks and workflow using a kanban board for streamlined operations.
Front-End Developer
2/1/2022 - 4/1/2022

Served as a Mid-Level Front-end Developer, leading the front-end team and developing websites and email marketing solutions for prominent national clients. Leveraged HTML, CSS, JavaScript, jQuery, React, and PHP stacks for site creation, ensuring code versioning with Git. Optimized website SEO and performed UX tasks, including site layout design using Adobe XD. Implemented agile Scrum methodology, participating in planning and daily meetings for sprint task alignment.
Front-End Developer
8/1/2021 - 3/1/2022

Held the position of Mid-Level Full-stack Developer with a concentration on front-end development, leading the team and managing the Squad's Deploys. Developed expertise in React, React Native, TypeScript, Node.js, GraphQL, VTEX, Vanilla JS, and Rest API consumption. Implemented unit testing and utilized Sonar for code quality assurance. Maintained code versioning with Git and stored it in GitLab. Followed agile methodologies, including Scrum and Kanban, to streamline project management and team collaboration.
Front-End Developer
11/2/2020 - 11/2/2020

Developed a website as a study object with a strong focus on the SASS pre-processor, showcasing the ability to design and implement mixins and conditionals for typography. Crafted variables for styles, along with advanced mixins for box-shadow and responsiveness. Utilized various functions within SASS to enhance the efficiency and maintainability of the codebase.
Front-End Developer
10/2/2020 - 11/2/2020

Developed a comprehensive website as a study project, exclusively utilizing the Bootstrap 4 framework. Implemented features such as slideshow, modal windows, CSS Flexbox, typography, buttons, color schemes, responsiveness, and various forms, ensuring cohesive and functional design elements throughout the site.
Front-End Developer
5/2/2020 - 6/2/2021

Developed an institutional website utilizing HTML, CSS, and JavaScript for front-end development and PHP for contact form functionality. Created wireframes and site design using Adobe XD. Integrated contact forms and Google Maps API for location purposes and implemented entry animations using JavaScript. Conducted code optimization and SEO to enhance site performance and ensured responsiveness across various devices.
Front-End Developer
1/2/2020 - 3/2/2020

Developed an institutional website utilizing HTML, CSS, JavaScript (Front-end), and PHP. Implemented slides and entrance animations through JavaScript to enhance user engagement. Ensured full responsiveness of the website across various devices. Created and integrated contact forms to facilitate user interaction. Optimized CSS code to improve site performance and fluidity. Employed Figma for wireframing and design creation, ensuring a cohesive visual layout.