Derrick Marcey
Manager Of New Product Applications
Cary, North Carolina, United States
Summary
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RockstarDerrick Marcey is a front-end focused software leader with 11 years of experience who currently manages New Product Applications at SportsMEDIA Technology Corp in Cary, NC. He blends hands-on JavaScript and React development with product-minded leadership, shipping polished UI components and improved UX for complex applications. An active open-source contributor, Derrick has enhanced widely used projects such as Microsoft’s Fluent UI and GitHub’s Primer, adding features like contextual submenus, accessible components, and robust type coverage. His background spans full-stack extension work for Visual Studio Team Services samples as well as deep front-end component design and theming. Known for pragmatic fixes that improve accessibility and developer ergonomics, he brings both attention to detail and an ability to drive new product initiatives from prototype to delivery.
11 years of coding experience
Github Skills (19)
javascript10
ui-components10
typescript10
system-design10
carbon-design-system10
system10
component-kit10
component-library10
sys10
typescript-types10
typescripts10
office-ui-fabric10
react10
accessibility9
unit-testing9
Programming languages (3)
Github contributions (5)
microsoft/vsts-extension-samples
May 2015 - Sep 2016
Sample extensions for Visual Studio Team Services
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:17 commits, 10 PRs, 12 pushes in 1 year 4 months
Contributions summary:Derrick primarily contributed to front-end development, including UI/UX improvements and component implementation. The changes involved updating TypeScript definitions, modifying UI elements, and adding new features. The user also worked on data storage extensions and fixing contribution issues in the contributions guide.
visual-studioteam-studiovisual-studio-team-servicesextensionsmicrosoft
primer/react
Aug 2019 - Nov 2021
An implementation of GitHub's Primer Design System using React
Role in this project:Front-end Developer
Front-end DeveloperContributions:3 releases, 21 reviews, 85 commits in 2 years 3 months
Contributions summary:Derrick primarily contributed to the development of React components for the GitHub Primer Design System. Their work focused on implementing and styling the `TabNav` component, including its type definitions and unit tests. Further contributions involved fixing types for existing components such as `Link` and `UnderlineNav`, as well as general styling and theming enhancements for the `TabNav` component. The user also implemented the Timeline and related components, and improved SelectMenu and other Primer components.
primerreactprimer-designdesign-systemcomponent-library
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