Sergey Petushkov
Staff Engineer at MongoDB
Berlin, Germany
Summary
🤩
RockstarSergey Petushkov is a seasoned JavaScript developer based in Berlin with 11 years of experience building robust front-end and tooling solutions. He contributes to high-profile open-source projects such as styled-components and webpack, where he has improved developer experience through sandbox environments, hot module replacement, and schema-based plugin validation. His work spans UI engineering—refactoring complex React components and profiler UIs—to backend-focused improvements like connection handling in MongoDB Compass, showing strong full-stack fluency. An immigrant from Russia, Sergey brings a pragmatic, detail-oriented approach evidenced by test-driven fixes and careful refactoring across codebases. He combines deep insight into build systems with a knack for making developer-facing tools more reliable and user-friendly.
11 years of coding experience
11 years of employment as a software developer
English, Russian, ein bisschen deutch
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (31)
javascript10
testing10
component-development10
css-in-js10
css10
styled-components10
bundle10
ui-design10
redux10
plugin10
webpack10
mongodb-database10
jscript10
uid10
front-end-development10
Programming languages (9)
Github contributions (5)
mongodb-js/compass
Dec 2020 - Jan 2023
The GUI for MongoDB.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:1 release, 3045 reviews, 631 commits in 2 years 2 months
Contributions summary:Sergey's commits primarily focus on implementing and exposing connection options within the MongoDB Compass GUI. They added functionality to return connection options from the connect method and incorporated test coverage for this new functionality. Additionally, they addressed a critical bug in checking `isWritable` and `isMongos` properties, alongside fixing tests related to these properties. Furthermore, the user made various improvements to code formatting and dependency updates.
compassmongodbguimongoose-plugin
firefox-devtools/profiler
Jan 2018 - Mar 2020
Firefox Profiler — Web app for Firefox performance analysis
Role in this project:Front-end Developer
Front-end DeveloperContributions:33 commits, 6 PRs, 31 comments in 2 years 2 months
Contributions summary:Sergey primarily contributed to the Firefox Profiler's front-end development, focusing on UI component modifications and enhancements. They replaced `isMounted` with animation in the ProfileViewer component, and they added new selectors for right-clicked call nodes and markers. The user refactored CallNodeContextMenu and MarkerContextMenu to use the new selectors and refactored several marker-related components.
firefoxreactgecko-profilerperformance-analysisjavascript
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