Senior Web Access Engineer - Agentic Search & Browser Infra

Nebius Group; Amsterdam; Remote; EUR 110,000 - 170,000; Full time

Benefits offered by this job

Competitive pay

Career growth

Flexible ownership

Collaborative culture

Impactful AI work

International teams

Job summary

Nebius Group in Amsterdam is hiring a Senior Software Engineer (Agentic Search) - Web Access Engineer to build the web access infrastructure behind a novel search engine designed for agentic AI.

You will research how modern websites communicate with browsers, build browser instrumentation tooling, and translate findings into production systems at internet scale, collaborating with international teams.

Qualifications

• 5+ years of experience as a software engineer working on production backend or infrastructure systems.
• Expertise in browser technologies and web platform fundamentals (HTTP, DNS, cookies, TLS, browser networking).
• Experience with browser automation or tooling (CDP, Playwright, Puppeteer, Selenium) preferred.

Responsibilities

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

Tools

Go

C++

Rust

Python

Kubernetes

Job description

Nebius Group in Amsterdam is hiring a Senior Software Engineer (Agentic Search) - Web Access Engineer to build the web access infrastructure behind a novel search engine designed for agentic AI.

You will research how modern websites communicate with browsers, build browser instrumentation tooling, and translate findings into production systems at internet scale, collaborating with international teams.