Vrat Bartonicek
Senior Engineering Manager at Constructor
Qualicum Beach, British Columbia, Canada
Summary
🤩
Rockstar🎓
Top SchoolVrat Bartonicek is a product-oriented Senior Engineering Manager with eight years of experience building front-end teams and infrastructure for data-driven products, currently leading efforts at Constructor to advance next-generation search. His background spans scaling startups (notably helping Apify grow revenue 400% while building its frontend organization) to leading feature teams at data.ai, combining hands-on React/TypeScript development with hiring and product ownership. Vrat contributes to open-source projects like apify/crawlee, where he implemented a live view dashboard for crawler visibility, reflecting his focus on observability and UX for developer tools. Based in Qualicum Beach, Canada, he pairs technical craft with mentorship (active MentorCruise mentor) and a formal CS/engineering education from Czech Technical University, bringing both pragmatic delivery and user-centered design to complex web products.
8 years of coding experience
9 years of employment as a software developer
Master’s Degree, Web and Software Engineering, Master’s Degree, Web and Software Engineering at Czech Technical University in PraguePrivate Secondary School of ComputingMaster’s Degree, Master’s Degree at National Taipei University of Technology
English, Spanish, Czech
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (15)
html10
css10
javascript10
front-end-development10
ui-design9
websocket9
puppeteer8
nodejs7
typescripts6
typescript6
typescript-types6
automation5
automations5
crawler4
webscraping3
Programming languages (7)
Github contributions (5)
apify/crawlee
Jul 2018 - Apr 2019
Crawlee—A web scraping and browser automation library for Node.js to build reliable crawlers. In JavaScript and TypeScript. Extract data for AI, LLMs, RAG, or GPTs. Download HTML, PDF, JPG, PNG, and other files from websites. Works with Puppeteer, Playwright, Cheerio, JSDOM, and raw HTTP. Both headful and headless mode. With proxy rotation.
Role in this project:
Front-end Developer
Front-end DeveloperContributions:11 commits, 1 PR, 6 pushes in 8 months
Contributions summary:Vrat primarily focused on developing the live view user interface for the `apify/crawlee` repository. Their contributions include implementing the frontend structure, styles, and UI elements using JavaScript and HTML. The commits demonstrate the creation of a dashboard to visualize browser and page details, including screenshots and HTML code. They also updated the UI with features like pausing and resuming functionalities.
web-crawlercrawlersscrapingcrawlingrpa
vbartonicek/vbartonicek
Feb 2021 - Jan 2023
Contributions:13 commits, 12 pushes, 1 branch in 1 year 11 months
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