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Senior Software Engineer (Agentic Search) - Web Access Engineer

Nebius· Agentic Search
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Hybrid (Amsterdam / Israel / London)full-timePosted 5d ago

About the role

Senior Software Engineer role focused on building the web access infrastructure for a novel agentic search platform. You will investigate how websites communicate with browsers, translate that into production systems at internet scale, and build browser instrumentation, tooling, and infrastructure to enable reliable web access for AI agents.

Responsibilities

  • Research and analyse how modern websites communicate with browsers across the complete request lifecycle
  • Investigate browser fingerprinting, client verification mechanisms, and modern web technologies to enable reliable web access
  • Build tooling for browser instrumentation, debugging, observability, and large-scale experimentation
  • Translate technical research into production systems operating at internet scale

Qualifications

  • 5+ years of experience as a software engineer working on production backend or infrastructure systems
  • Expertise in browser technologies and web platform concepts as listed (e.g., Chromium architecture, CDP, Playwright/Puppeteer/Selenium, HTTP/2/3, cookies/storage, JS execution, etc.)

Skills

Required:Browser technologiesChromium architecture and browser internalsChrome DevTools Protocol (CDP)Browser automation frameworksHTTP/1.1, HTTP/2, HTTP/3, TLS, DNSCookies, storage, caching, session managementJavaScript execution and client-side rendering

Benefits

  • Competitive compensation
  • Career growth and learning opportunities
  • Flexibility and ownership
  • Collaborative and innovative culture
  • Opportunity to work on impactful AI projects
  • International environment and talented teams
Last updated Oct 21, 2026. Interested? Apply on the company site.
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