Senior Web Compatibility Engineer
DuckDuckGo7 hours ago
Remote, United States +30 moreSenior
Base Salary
$179k - $179k/yr
Responsibilities
- Own the web-compatibility side of the site-breakage triage process.
- Debug complex issues in third-party code and distinguish site bugs, browser bugs, and privacy-protection-induced breakage.
- Reverse-engineer how websites detect privacy protections and build countermeasures that keep pages working.
- Shim browser APIs across browser engines and system webviews.
- Lead incident response when major websites break and ship durable fixes across Mac, Windows, iOS, and Android.
- Build LLM agent pipelines and other automation to reproduce and triage reported site breakage.
- Lead complex, ambiguous projects with little to no oversight and communicate with technical and non-technical stakeholders.
Requirements
- 7+ years of experience building and debugging complex web applications with vanilla JavaScript.
- Detailed knowledge of web standards, web components, and browser APIs.
- Advanced ability to reverse-engineer obfuscated third-party code and reduce issues to minimal test cases.
- Experience hunting elusive bugs and tracing them to their root cause.
- Experience triaging issues, leading incident response, and communicating clearly with technical and non-technical stakeholders.
- Experience shipping code beyond the web, such as native or desktop clients.
- Additional experience with Swift, Kotlin, C#, C++, or Python is a bonus.
- Interest in automating repetitive work and building agentic tooling.
Benefits
- Remote-first team with a flexible work arrangement and no core hours.
- Average full-time commitment of 40 hours per week.
- Company-sponsored health benefits for eligible team members based in the United States.
- Paid parental leave, office setup support, and co-working allowances.
- Expected travel at least twice yearly for an all-hands meetup and team retreat, each approximately 4–5 days.
- Background check required as a condition of joining.
Tech Stack
Categories
About DuckDuckGo
DuckDuckGo builds a privacy-focused web search engine and cross-platform browser that blocks trackers for consumers who want less data collection. It makes money primarily from non-tracking search advertising and offers a paid subscription for additional protections. Founded in 2008 and headquartered in Paoli, Pennsylvania, the company has been profitable since 2014 and distributes apps for Mac, Windows, iOS, and Android.