Dan Seethaler is an engineering manager and senior frontend engineer with 11 years of experience building native and web applications, currently leading the mobile engineering team at OpenSpace. He combines hands-on development—shipping React, React Native, and full-stack features—with product-minded leadership honed as a co-founder of Weekly, a Plaid-integrated budgeting app. Dan has a strong open-source track record, contributing to PatternFly React and upgrading frontends for large projects like Foreman and Katello, showing attention to component libraries, testing, and developer experience. He’s driven measurable efficiency gains throughout his career, from automating payroll workflows that saved 40+ hours weekly to standardizing architecture and quality practices at Teamworks and WillowTree. Comfortable across client-facing delivery and platform work, he blends UI craftsmanship with pragmatic backend integrations and developer tooling. Based in Fort Worth, he pairs an accounting foundation with formal frontend training, giving him a rare mix of product empathy and technical rigor.
11 years of coding experience
10 years of employment as a software developer
The University of Utah
Front-End Web Developer, Web, Front-End Web Developer, Web at Devmountain
an application that automates the lifecycle of servers
Role in this project:
Full-stack Developer
Contributions:11 commits, 19 PRs, 127 comments in 3 months
Contributions summary:Dan focused on upgrading and maintaining the frontend of the Foreman application. They upgraded Enzyme and React, implemented snapshot testing, and updated various React components, including those related to power status, storage, charts, notifications, and common UI elements. The user also updated the Babel and Storybook configurations to newer versions, including migrating to patternfly-react and the airbnb-base ESLint configuration, indicating a focus on code quality and component library usage.
Katello integrates open source systems management tools into a single solution for controlling the lifecycle of your machines.
Role in this project:
Full-stack Developer
Contributions:23 commits, 21 PRs, 97 comments in 5 months
Contributions summary:Dan contributed to the Katello project by addressing various issues related to UI/UX and feature enhancements. Their work involved modifying frontend components using technologies like JavaScript and potentially Angular (based on the use of `ng-class` and `ui-sref`), and also included modifications to HTML and CSS. They also made improvements to the user interface with features like the cancel button, pagination, and error component, and integrated patternfly-react. The user was involved in creating React scaffolding for new pages and navigation.
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