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Oxylabs.io

Browser Patching Engineer

Oxylabs.io

Browser Patching Engineer patching Chromium and defeating anti-bot fingerprinting. Maintaining high-scale proxy and web-scraping infrastructure for global business customers.

Posted 9/8/2026full-time🇵🇱 PolandMid-LevelSenior💰 PLN 20,000 per monthWebsite

Core Competencies

Role fit
Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in C++ programming and browser source code manipulation, with a strong understanding of network protocols and browser fingerprinting techniques. Capable of collaborating effectively with engineering teams to enhance web scraping infrastructure and optimize performance.

Highest-signal resume keywords
C++ ProficiencyBrowser Source Code ExperienceNetwork (TLS/SSL) KnowledgeUnderstanding of Browser FingerprintingWeb Scraping Automation Knowledge

ATS Keywords

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Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills
C++Browser Source CodeNetwork ProtocolsBrowser FingerprintingWeb ScrapingBrowser AutomationScalabilityOpen-Source Contribution
Soft Skills
Collaboration
Tools & Technologies
Chromium-Based BrowserCeph StorageKafka
Industry Keywords
Web Data ScrapingProxy InfrastructureAnti-Bot Techniques

Tech Stack

Tools & technologies
C++Kafka

About the role

Key responsibilities & impact
  • Patch a Chromium-based browser
  • Benchmark and document results
  • Collaborate with browser patching engineers and web scraping engineers to deliver a stealth-focused browser
  • Understand fingerprinting signals of major anti-bots and implement patches accordingly
  • Work on proxy and web data scraping infrastructure handling 60PB+ monthly data traffic, 6PB+ Ceph storage, 300k+ service requests/sec, and 500k+ Kafka messages/sec

Requirements

What you’ll need
  • Proficiency with C++
  • Experience with working on browser source code
  • Network (TLS/SSL) knowledge
  • Understanding of browser fingerprinting
  • Knowledge of unblocking websites for scraping
  • Knowledge of browser automation & scalability
  • Contribution to open-source scraping-related repositories (nice to have)

Benefits

Comp & perks
  • 40+ internal learning options
  • External conferences
  • Mentorship
  • Year-round knowledge-sharing