Jonathan Eiten is a Senior Software Engineer with 11 years focused on front-end engineering and a multi-decade background in interactive and game-like experiences. He specializes in highly interactive UIs and HTML5/React applications, with deep experience optimizing canvas-based rendering—evidenced by contributions to the high-performance fin-hypergrid grid renderer. His career spans full-stack and back-end work in ASP.NET/SQL Server as well as headless JavaScript middleware, giving him a strong systems perspective when designing responsive client interfaces. Based in Westwood, NJ, he blends scientific rigor from a dual CS and Experimental Psychology degree at Carnegie Mellon with practical product experience across companies like fuboTV and OpenFin. Peers rely on him to solve tricky rendering and editing UI problems while keeping performance and usability front and center.
10 years of coding experience
24 years of employment as a software developer
Bachelor of Science (BS), Experimental Psychology and Computer Science, Bachelor of Science (BS), Experimental Psychology and Computer Science at Carnegie Mellon University
A canvas-based super high performant grid renderer API
Role in this project:
Front-end Developer
Contributions:32 releases, 351 commits, 713 PRs in 2 years
Contributions summary:Jonathan's contributions primarily involved modifications to the `fin-hypergrid/core` repository's codebase to improve and refine cell rendering and features. These changes include modifications to the "row props" behavior to enable the application of alternating row backgrounds for the grid and other changes related to cell editing (e.g. editOnNextCell feature). Also, the user refactored column autosizing and implemented grid line customizations. The user demonstrates expertise in the grid's core rendering and feature implementation.
Contributions:10 commits, 1 PR, 83 pushes in 5 months
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Jonathan Eiten - Senior Software Engineer at fuboTV