Senior Software Engineer, Cloud Development

Mozilla Corporation is the non-profit-backed technology company that has shaped the internet for the better over the last 25 years. They are seeking a Senior Software Engineer with a strong platform mindset to help design, build, and operate Mozilla’s AI platform, focusing on machine learning, distributed systems, and production infrastructure.

Responsibilities:

• Design, build, and operate core platform services and APIs used to deploy and serve production workloads at scale
• Own service reliability end-to-end, driving improvements in availability, scalability, performance, and operational excellence
• Lead efforts to optimize backend services for throughput, latency, and cost efficiency across distributed infrastructure
• Design and manage Kubernetes-based workloads, including GitOps deployment pipelines, environment configuration, and resource utilization optimization
• Own and improve critical parts of the service lifecycle, including packaging, versioning, testing strategies, validation, and deployment automation
• Implement and evolve observability practices (metrics, logging, tracing, alerting) to improve visibility and operational resilience of backend services and pipelines
• Partner closely with product, infrastructure, security, and data teams to design scalable platform capabilities that enable new product features
• Contribute to technical design discussions, propose architectural improvements, and mentor junior engineers through code reviews and knowledge sharing
• Participate in and help improve operational processes, including incident response, on-call rotations, and post-incident reviews