In addition to Python and Alore, the design of mypy has been influenced by Java, C#, Typed Racket, Boo, Dart and the work of Jeremy G. Siek and Walid Taha on gradual typing.
Jukka is the primary developer of mypy. Born and raised in Finland, Jukka works as a software engineer at Dropbox in San Francisco. He works on mypy on his spare time. Mypy was created while Jukka was at the University of Cambridge Computer Laboratory in the UK as a PhD student. Before Cambridge, Jukka worked as a software engineer and later as a development manager for 9 years.
Jukka lives with his wife, two children, and a dog in Berkeley, California.
See the CREDITS file in the repository for a list of contributors.
Contact Jukka at or send a pull request to join the team!
The development of mypy and the research behind mypy has been supported financially by the Finnish Cultural Foundation, the Academy of Finland, Emil Aaltonen Foundation, Engineering and Physical Sciences Research Council UK, University of Cambridge Computer Laboratory and ACM.