About Me

A software engineer who loves crafting delightful experiences and products. Previously, I was the founder of Readlang and a staff software engineer at Duolingo. Recently I’ve been tinkering around with a few smaller projects.

Blog Posts

• 20 Years Later, And I'm Back To Wearing A Watch - Dec 11, 2022
• Back To Bootstrapping - Apr 5, 2022
• I'm Joining Duolingo - Feb 24, 2016
• 3 Years as a One Man Startup - Jan 4, 2016
• Portable and Ergonomic Dual Display Setup - Aug 3, 2015

…see full list of posts

Projects

• Flashdown - An open source Flashcard app using plain text files which runs on the command line.
• JigglePix - Upload your own photos to create a custom daily puzzle game for a private group of friends and family. A fun and original way to share and interact with each other's photos.
• Duolingo Stories - One of Duolingo’s most popular features. I led the project from 2017 to 2019, creating the initial prototype as well as the production implementations on web and iOS.
• Readlang - A web-app and Chrome extension for learning foreign languages by reading. I created this and worked on it full time from 2012 to 2016. In 2017 I sold it to Duolingo.
• Notepad Calculator - An online notepad with calculation support inspired by Soulver. Started in 2015.

…see full list of projects