Jan Aagaard
Team Lead at Zenegy
Copenhagen, Capital Region of Denmark
Summary
🤩
Rockstar🎓
Top SchoolJan Aagaard is a seasoned full-stack software engineer and team lead based in Copenhagen with 11+ years of experience building user-focused web applications and delivery pipelines. He thrives in smaller teams as a generalist, influencing both UX/UI and backend architecture while shipping production-grade systems using TypeScript, React, MobX, Node.js and .NET. His background spans hands-on roles from senior architect to technical lead and freelancer, with practical experience in continuous delivery, automated testing and Azure serverless integrations. Jan contributes to open-source TypeScript ecosystems—helping improve DefinitelyTyped type definitions and refining MobX React Devtools—demonstrating attention to developer experience as well as product polish. He pairs a strong eye for visual and code-level detail with pragmatic process design born from fintech and regulatory projects. Outside typical engineering duties, his long-running freelance practice signals an ability to balance client-facing work, team leadership and deep technical ownership.
11 years of coding experience
10 years of employment as a software developer
IT-Universitetet i KøbenhavnBaccalauréat, Baccalauréat at Ecole Européenne de BruxellesTechnical University of Denmark
English, French, Danish
Stackoverflow
11,031reputation
3.4mreached
135answers
46questions
html
top-1%
textbox
top-5%
css
top-1%
global-variables
top-5%
Github Skills (22)
javascript10
css10
expo10
typescript10
typescript-definitions10
type-definition10
dts10
prop10
typescript-types10
props10
html10
typescripts10
react10
global-variables9
textbox9
Programming languages (12)
Github contributions (5)
DefinitelyTyped/DefinitelyTyped
Dec 2015 - Jan 2020
The repository for high quality TypeScript type definitions.
Role in this project:
Mobile Developer
Mobile DeveloperContributions:38 commits, 8 PRs, 59 comments in 4 years 2 months
Contributions summary:Jan primarily contributed to adding and refining type definitions for the `react-native-maps` library within the `expo` environment. Their work included importing necessary modules, adding new tests, and modifying existing type definitions for the library. Additionally, the user updated the import statements, and fixed the file paths to ensure correct type definitions. This involved the modification and creation of type definitions to enable a better developer experience.
typescriptdefinitiondtstypingstypescript-definitions
mobxjs/mobx-react-devtools
Jul 2018 - Sep 2018
[DEPRECATED] Tools to perform runtime analyses of React applications powered by MobX and React
Role in this project:Front-end Developer
Front-end DeveloperContributions:13 commits, 3 PRs, 6 comments in 1 month
Contributions summary:Jan primarily contributed to the UI components of the MobX React Devtools project, focusing on panel-related styling and positioning logic. Their commits refined the panel's appearance by standardizing borders and radii, addressing positioning issues, and adding support for different positioning string values. Additionally, the user updated prop types within the `DevTool.js` file, and the `index.d.ts` file.
mobxreactreact-applications
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.