Andrey Vlasovskikh
Software Engineer
Saint Petersburg, Saint Petersburg, Russian Federation
Summary
🤩
RockstarAndrey Vlasovskikh is a seasoned software engineer with 17 years of experience, currently working at Yandex and formerly at JetBrains. He specializes in Python and Kotlin, with deep expertise in code analysis, static typing, and IDE tooling evidenced by contributions to python/typing and JetBrains' IntelliJ plugins. His open-source work spans PyCharm, IdeaVim and intellij-micropython, where he improved editor behaviors, NumPy support, and Vim emulation internals—work that directly enhances developer productivity. Notably, he backported the typing module to Python 2.7 and implemented nuanced typing features like Generator and Callable ellipsis handling, showing a knack for compatibility and library internals. Based in Saint Petersburg, he blends long-term product experience with hands-on low-level fixes and refactors, often tackling tricky edge cases in tooling. Colleagues find him pragmatic and detail-oriented, comfortable moving between core library maintenance and IDE user-facing features.
16 years of coding experience
Stackoverflow
16,662reputation
1.6mreached
156answers
7questions
unix
top-5%
merge
top-1%
statusbar
top-5%
multiprocessing
top-5%
dictionary
top-5%
intellij-idea
top-5%
Github Skills (45)
static-typing10
type-inference10
porting10
python10
plugin-development10
dynamic-typing10
implicit-typing10
java10
numpy10
merge10
javas10
backport10
typehinting10
optional-typing10
ports10
Programming languages (7)
Github contributions (5)
JetBrains/ideavim
Oct 2012 - Feb 2021
IdeaVim – A Vim engine for JetBrains IDEs
Role in this project:
Back-end Developer
Back-end DeveloperContributions:862 commits, 85 PRs, 127 pushes in 8 years 5 months
Contributions summary:Andrey primarily worked on features related to the core engine of IdeaVim, a Vim engine for JetBrains IDEs. Their contributions involved refactoring existing code, such as moving tests and creating base classes for testing actions. They also addressed a bug related to cursor movement and implemented changes to improve the logic of several commands like 't' and 'f' motions. Additionally, they added code for new features such as supporting the 'iW' command.
intellij-platformvim-emulatorvimjetbrains-ideskotlin
python/typing
Apr 2015 - Oct 2015
Python static typing home. Hosts the documentation and a user help forum.
Role in this project:Back-end Developer
Back-end DeveloperContributions:25 commits, 11 PRs, 14 pushes in 6 months
Contributions summary:Andrey significantly contributed to the `python/typing` repository by implementing and refining core features related to Python's static typing capabilities. They added new types like `Generator`, enhanced the type hinting system, and addressed specific issues, such as handling ellipses within `Callable` types. The user also backported the typing module to Python 2.7, demonstrating a strong understanding of the library's inner workings and the challenges of maintaining compatibility across different Python versions. They also managed to update the setup and packaging files, which are important for distributing and maintaining the library.
static-typingpythonhostsforumgradual-typing
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