2 hours ago
Remote, SpainSenior
Responsibilities
- Deliver features and architectural improvements for automated moderation pipelines, Reviewer tools, DevHub, and Add-ons application systems.
- Build and maintain Python/Django, MySQL, React/TypeScript, and asynchronous processing systems.
- Create internal developer platforms and tools that help engineering teams develop, deploy, observe, and operate software safely.
- Improve CI/CD, testing, deployment, infrastructure-as-code, observability, monitoring, incident response, and platform reliability practices.
- Define and maintain engineering standards covering production readiness, code review, runbooks, on-call practices, recoverability, documentation, and safe deployment.
- Debug complex production issues across frontend, backend, asynchronous jobs, data stores, and infrastructure.
- Write design documents, Architecture Decision Records, runbooks, and incident reports.
- Collaborate with engineering, QA, product, design, leadership, reviewers, support, and community contributors while mentoring peers and sharing knowledge.
Requirements
- Strong hands-on experience building and maintaining production applications with Python/Django.
- Experience operating and improving reliable production software systems and debugging complex production issues.
- Strong experience with CI/CD systems, declarative pipelines, and infrastructure as code.
- Experience with automated testing, integration testing, deployment workflows, and staged or progressive delivery.
- Strong understanding of observability, including metrics, logging, tracing, service-level objectives, and actionable alerting.
- Experience building or maintaining internal tools or platforms for engineering teams.
- Experience improving engineering practices such as code review standards, operational readiness, runbooks, incident response, on-call expectations, and definitions of done.
- Ability to understand unfamiliar codebases and trace behavior across frontend, backend, asynchronous jobs, data stores, and infrastructure.
- Strong technical writing, collaboration, communication, iterative delivery, and peer-mentoring skills.
- Bonus: experience with Google Cloud, Kubernetes, infrastructure-as-code and policy-as-code tooling, SLOs and error budgets, chaos engineering, disaster recovery testing, production readiness reviews, trust and safety, automated moderation, abuse prevention, or open-source contributions.
Benefits
- Performance-based bonus plans for eligible employees.
- Medical, dental, and vision coverage.
- Retirement contributions with immediate vesting.
- Quarterly company wellness days, country-specific holidays, and a birthday day off.
- One-time home office stipend and annual professional development budget.
- Quarterly well-being stipend, paid parental leave, employee referral bonus program, and additional country-specific benefits.
- Remote Spain hiring range and remote designation are stated.
Tech Stack
About Mozilla
Mozilla builds open-source internet software, best known for the Firefox web browser, plus privacy tools like a VPN, password manager, and identity services. Its products are largely free and monetized through search partnerships and paid subscriptions, serving consumers, developers, and enterprises building for the web. Founded in 2005 and headquartered in San Francisco, Mozilla Corporation is wholly owned by the non-profit Mozilla Foundation.