Senior Software Engineer, Mozilla

• 7+ years of experience in software development with a strong focus on frontend technologies
• In-depth knowledge of JavaScript, Typescript, React, next.js, SCSS, and a willingness to contribute to full-stack development when needed
• Experience in configuring, implementing, and maintaining Google Analytics 4 (GA4) to track and analyze user behavior
• Proficiency with back-end technologies including Python, Django, and PostgreSQL
• Experience managing cloud platforms like Heroku, AWS, or GCP, with a strong understanding of DevOps practices and SRE collaboration
• Understanding of privacy and security principles
• Experience with monitoring tools such as Grafana, Sentry, and BigQuery, including data-driven optimization and troubleshooting
• Strong communication skills and ability to collaborate across engineering, product, and operations teams
• Experience mentoring junior engineers and driving technical excellence in code quality, testing, and process improvements

Desirable

• The Relay Engineering Team is committed to building tools that empower users to manage their online identities and maintain their privacy
• As a Senior Software Developer at Mozilla, you will be an integral part of the Relay Engineering Team, responsible for building and maintaining key backend systems and supporting frontend implementations
• Lead frontend development, working with JavaScript, Typescript, React, and next.js
• You’ll work on projects that focus on privacy and security, including features like email and phone number masking, which are central to our users’ online safety
• Contribute to backend development when required, using Python, Django, and PostgreSQL
• Design, implement, and maintain code for email and phone number masking using AWS and Twilio APIs, focusing on security and privacy, in alignment with Mozilla Relay’s core objectives
• Periodically rotate into a Base Load Engineer (BLE) role: handling releases, dependency updates, and incoming work requests, including bug reports and customer support requests
• Collaborate with DevOps (SRE) to manage and maintain production environments, ensuring robust deployment processes
• Monitor and optimize system performance, leveraging tools such as Grafana, Sentry, and BigQuery to track metrics, tracebacks, and data insights
• Partner with cross-functional teams to align on project goals, ensure seamless frontend-backend integration, and contribute to API design and evaluations
• Participate in code reviews to maintain high standards of code quality and system reliability
• Participate in security and privacy reviews, ensuring that all data protection measures, including email alias management and phone number masking, meet compliance standards