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Joey Tomlinson


Portland, Oregon, US


About Joey

I'm an Electrical and Computer Engineer by education. Doing mostly software work these days. My startup, Chalkflow, is working to develop version control software for illustrations and other complex files. We have an online demo at

I've been working on Chalkflow for a few months now. We are developing a version control system for complex files like drawings, layouts, illustrations, etc. By integrating into creative applications (like Adobe Illustrator, Photoshop, etc), we can associate change in document state with user actions. This lets us show the user exactly how their document has changed between two different versions and opens the door for advanced version control workflows involving comparison and merging between document versions.

Product Management
Managing People