About the company
This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Web Compatibility Engineer based in Canada.
Responsibilities
- Own web compatibility triage, investigating and resolving complex issues that prevent websites from functioning correctly across browser platforms.
- Reverse-engineer third-party and obfuscated JavaScript, isolate root causes, and reduce difficult problems to minimal, reproducible test cases.
- Determine whether breakage is caused by website implementation, browser behavior, or privacy-protection features.
- Lead response to high-impact website compatibility incidents.
- Design and ship durable compatibility fixes across Mac, Windows, iOS, and Android.
- Develop browser API shims and other technical solutions.
- Identify opportunities to automate repetitive webcompat work and contribute to LLM- or agent-based tooling.
- Take ownership of complex and ambiguous projects from scoping through implementation, deployment, and post-launch evaluation.
Requirements
- 7+ years of experience building and debugging complex web applications using vanilla JavaScript.
- Deep knowledge of web standards, web components, browser APIs.
- Advanced reverse-engineering skills, including analyzing obfuscated third-party code.
- Strong debugging and root-cause analysis skills.
- Experience with one or more additional technologies such as Swift, Kotlin, C#, C++, or Python is an advantage.
- Experience shipping software beyond traditional web applications, including native or desktop clients.
- Demonstrated experience triaging technical issues, participating in or leading incident response.
- Interest in automation, AI-assisted development, and agentic tooling.
- Ability to lead technically complex, ambiguous initiatives independently.
- Strong written and verbal communication skills.
Conditions
- Annual compensation: $178,500 USD, plus stock options.
- Remote-first work: Flexible remote work with no core hours.
- Wellbeing support: Resources and programs supporting team member wellbeing, including paid parental leave.
- Home-office support: Office setup and co-working allowances.
- Team gatherings: Company-wide and team retreats, with employees expected to travel at least twice per year.
- Inclusive workplace: Commitment to equal opportunity, accessibility, diversity, equity, and inclusion.
- Health benefits: Company-sponsored health benefits are available to eligible team members based in the United States.