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Browser / Kernel Engineer
SearchApi
Remote · EuropeSalary not disclosedfull-timeSearchApi Careers
We are looking for the browser person. The one who patches Chromium and Firefox at the C++ source level, maintains our in-house patched-browser cloud, and owns the fingerprint surface that makes our automation indistinguishable from a real user on a real machine.
Responsibilities
- Own the browser stack.
- Maintain and evolve our in-house patched-browser cloud and its per-OS fingerprint profiles, kept continuously rebased onto new stable Chromium without regressing the evasions.
- Patch the engine. Fix navigator, WebGL, canvas, fonts, and Client Hints at the implementation level so spoofed values look native, not bolted on.
- Kill CDP leaks. Find and eliminate the signals that give automation away, without breaking normal control.
- Get the details right. Align geolocation, timezone, and locale so the whole picture is consistent.
- Chase detection. When something starts getting flagged, figure out why at the source and fix it.
- Build the tooling. Write the harnesses that test and validate evasions so regressions get caught before customers do.
- You define the work. We don't hand you a ticket queue. You tell us what's getting detected, what's brittle, and what to fix next.
- 🔥 The Hard Parts
- This role is not for everyone. Here's what makes it hard
Languages
- Work format
- Remote
- Seniority
- Mid
- Posted
- 22 Jun 2026
- Last verified
- In the last 5 days
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