Ka Wai is the co-founder of DoneDone, a web-based issue tracker, founded in 2009. He is also the co-founder of web development firm We Are Mammoth. Ka Wai has also authored a book on developer life titled The Developer's Code: What Real Programmers Do.

From planning, to coding, to testing, to customer support, DoneDone is the refreshingly simple issue tracker. No more spreadsheets, sticky notes, and emails about web and software projects. Just one uncomplicated, central hub.