Volodymyr Klymenko
Software Engineer at Nextdoor
Old Toronto, Ontario, Canada
Summary
👤
Senior🎓
Top SchoolVolodymyr Klymenko is a versatile software engineer with 8 years of experience building front-end and back-end systems across banking, healthcare, market research, and social networking. Currently focused on user acquisition and experimentation at Nextdoor, he designs and implements acquisition funnels, referral systems, and optimized onboarding flows while rigorously analyzing experiment data. He is proficient in React, TypeScript, JavaScript, Python (Django, FastAPI), and GraphQL, and has delivered scalable event-driven ETL pipelines and containerized deployments on AWS. An active contributor to UI-focused open-source work like Lona, he brings a strong UX sensibility—improving usability through thoughtful interface enhancements and performance tuning. He also has experience teaching web development and building clinical-grade medical imaging tools, reflecting a blend of product, engineering, and domain-oriented thinking.
8 years of coding experience
4 years of employment as a software developer
Ontario College Advanced Diploma with Honours, Computer Programming and Analysis, Ontario College Advanced Diploma with Honours, Computer Programming and Analysis at Seneca CollegeHigh school, High school at Dnipro Lyceum of Information Technologies at DNU
Ukrainian, Russian, English
Stackoverflow
11reputation
117reached
0answers
2questions
Github Skills (13)
uid10
swift10
user-interface10
front-end-development10
ui-design10
graphical-user-interface10
appkit9
interface-builder8
zend-framework6
php6
macos6
macos-sierra6
hhvm6
Programming languages (8)
Github contributions (5)
Lona/Lona
Mar 2019 - Apr 2019
A tool for defining design systems and using them to generate cross-platform UI code, Sketch files, and other artifacts.
Role in this project:
Front-end Developer
Front-end DeveloperContributions:16 commits, 6 PRs, 11 comments in 1 month
Contributions summary:Volodymyr primarily contributed to the UI aspects of the Lona project. They focused on enhancing the user interface by adding features such as SVG rendering, a "Duplicate as..." menu item, and implementing the ability to hide/show a bottom panel. The user also addressed usability by handling the "Return" key press to open selected projects and refactored existing code to improve functionality. This demonstrates a focus on improving the user experience.
sketch
reactjs/uk.react.dev
Feb 2019 - Nov 2022
🇺🇦 React documentation website in Ukrainian / Офіційна українська версія сайту React
Contributions:40 reviews, 223 commits, 387 PRs in 3 years 9 months
reactreactjsukrainian-documentationjavascript
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