Senior Web Compatibility Engineer

About the role

The Web Dependability Engineering team is looking for a senior engineer to ensure websites function seamlessly across DuckDuckGo browsers on Mac, Windows, iOS, and Android. You will own the web compatibility triage process, debug complex issues, and develop countermeasures to maintain site functionality while preserving user privacy. This role involves leading incident responses and building tools to automate the reproduction and resolution of site breakage.

Responsibilities

• Own the web compatibility side of the triage process
• Debug complex issues in third-party code
• Distinguish between site bugs, browser bugs, and privacy protection-induced breakage
• Lead incident response when top sites break
• Ship durable fixes across all supported platforms
• Build agentic tooling to automate repetitive work

Required skills

• JavaScript
• Web standards
• Web components
• Browser APIs
• Reverse-engineering
• Incident response

Nice to have

• Swift
• Kotlin
• C#
• C++
• Python

Benefits

• Stock options
• Paid parental leave
• Office setup allowance
• Co-working allowance

About the Company

DuckDuckGo is the online protection company with a mission to raise the standard of trust online. Founded in 2008, the company is remote-first with over 300 team members and provides privacy-focused browser, search, and protection products.