Senior Software Engineer

Mozilla

. Lead backend development and maintain server-side logic .

Posted 9/24/2026full-timeRemote • United StatesSenior💰 $116,000 - $183,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in backend development with a strong focus on Python, TypeScript/Node.js, and Rust, while ensuring production reliability and operational excellence through effective monitoring and support practices. Proficient in cloud services management, database optimization, and API design, with a commitment to mentoring and driving technical quality.

Highest-signal resume keywords

Backend DevelopmentPython ProgrammingGoogle Cloud Platform (GCP)PostgreSQL OptimizationDevOps Experience

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

PythonTypeScriptNode.jsRustPostgreSQLSQL Query OptimizationRelational Schema DesignDockerTerraformKubernetes

Soft Skills

MentoringCollaborationProblem-Solving

Tools & Technologies

OpenTelemetrySentryPrometheusGrafanaKnex

Industry Keywords

Cloud ServicesAPI DesignObservabilityProduction SupportTechnical Excellence

Tech Stack

Tools & technologies

CloudDjangoDockerGoogle Cloud PlatformGrafanaJavaScriptKubernetesNode.jsPostgresPrometheusPythonRustSQLTerraformTypeScript

About the role

Key responsibilities & impact

Lead backend development and maintain server-side logic
Own services end to end, including deployment, operation, and production health
Maintain and improve production environments with CloudEng
Implement monitoring and alerting using tools such as OpenTelemetry, Sentry, Prometheus, and Grafana
Participate in on-call/off-hours support rotations
Triage and resolve production issues, investigate incidents, address bug reports, and maintain reliability
Rotate into support duties including releases, dependency updates, and stakeholder requests
Apply AI-assisted development tools thoughtfully
Partner with frontend, platform, CloudEng, product, UX, design, and support stakeholders
Contribute to API design and ensure backend systems, APIs, and data contracts meet stakeholder needs
Participate in code reviews and security/privacy reviews

Requirements

What you’ll need

4+ years of software development experience focused on backend technologies
Strong professional experience with Python, TypeScript/Node.js, or Rust for back-end services
Experience leading back-end engineering projects
Proficiency with PostgreSQL and SQL query optimization
Relational schema design and migrations using a query builder such as Knex
Hands-on DevOps experience on Google Cloud Platform (GCP)
Docker-based build and deploy pipeline experience
Experience deploying, operating, and troubleshooting cloud services
Experience with observability and monitoring tools such as Sentry and Grafana
Ownership of services in production, including on-call or off-hours support experience
Experience mentoring junior engineers
Experience driving technical excellence in code quality, testing, and process improvements
Bonus: performance/load testing
Bonus: IaC tools such as Terraform and Kubernetes
Bonus: open-source contributions or personal engineering projects
Bonus: Django experience

Benefits

Comp & perks

Generous performance-based bonus plans for eligible employees
Rich medical, dental, and vision coverage
Generous retirement contributions with 100% immediate vesting
Quarterly company wellness days
Country-specific holidays and a birthday day off
One-time home office stipend
Annual professional development budget
Quarterly well-being stipend
Considerable paid parental leave
Employee referral bonus program
Life/AD&D, disability, EAP, and other benefits varying by country