Derek Kniffin is a Senior Full Stack Developer with 13 years of experience building resilient web applications and APIs, currently driving product development at Quimbee from Raleigh, NC. He brings deep Ruby on Rails and React expertise, honed through roles as a software architect leading cross-disciplinary teams and lifting test coverage and system stability for complex, production-critical systems. Derek pairs backend data craftsmanship—evidenced by contributions to the widely used OpenStreetMap CartoCSS tooling—with front-end UX improvements like React refactors and media control features in open-source projects. His background managing databases and automating operations at the University of Colorado gives him strong operational instincts alongside feature delivery. Colleagues rely on him for pragmatic architecture, mentorship, and turning messy requirements into maintainable, well-tested software.
13 years of coding experience
4 years of employment as a software developer
Bachelor of Science (B.S.), Computer Science, Bachelor of Science (B.S.), Computer Science at University of Colorado at Boulder
High School Diploma, High School Diploma, High School Diploma, High School Diploma at West Johnston High School
Contributions:38 commits, 15 PRs, 1 branch in 1 month
Contributions summary:Derek primarily focused on enhancing the user interface and user experience of the Museeks music player. Their contributions involved cleaning up and styling UI elements such as settings checkboxes, adding functionality to the tray menu (including media controls), and refactoring existing React components for better organization. They also addressed bugs related to tray behavior and media key handling, improving the overall usability of the application.
A general-purpose OpenStreetMap mapnik style, in CartoCSS
Role in this project:
Back-end Developer
Contributions:13 commits, 5 comments in 10 months
Contributions summary:Derek primarily focused on data processing and filtering within the context of OpenStreetMap data. Their contributions included writing a Ruby script (`shop_values.rb`) to filter shop tags based on frequency and exclusion lists. They also worked on a bash script (`get-shapefiles.sh`) to download and process geographic shapefiles. The work appears to be aimed at preparing data for use in generating a map style.
openstreetmap-datanominatimcartographypurposemap
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Derek Kniffin - Senior Full Stack Developer at Quimbee