San Francisco, United States of America Remote (Global) Employment $171,000 - $225,000 CAD

MasterClass is hiring a Staff Software Engineer, Infrastructure

About the Role

As a Staff Software Engineer in Infrastructure, you will play a pivotal role in defining the technical foundation of our platform. You'll lead the design and implementation of systems that support high-traffic services across cloud infrastructure, developer tooling, video delivery, and AI/ML workloads. Your work will directly influence the scalability, reliability, and efficiency of our production environment.

What You'll Do

  • Define technical direction for core infrastructure, balancing performance, security, and developer productivity.
  • Architect and deploy large-scale solutions on AWS and EKS, using Terraform and CI/CD pipelines to automate delivery.
  • Build robust internal platforms and automation tools that empower engineering teams to ship faster and operate reliably.
  • Improve observability, incident response, and cost management across distributed systems.
  • Lead initiatives in video infrastructure, optimizing CDN strategies and encoding pipelines for global reach.
  • Collaborate with data science teams to design GPU-enabled environments for training and serving machine learning models.
  • Mentor engineers across the organization, contributing to design reviews and raising standards in operational practices.
  • Take ownership during critical incidents, guiding resolution and driving postmortem improvements.

What We're Looking For

  • 10+ years of experience building and managing production cloud systems.
  • Deep knowledge of AWS, Kubernetes (EKS), networking, and Linux internals.
  • Proven track record with Infrastructure as Code (Terraform), CI/CD (GitHub Actions, Argo), and Helm.
  • Experience designing software-driven infrastructure, not just configuring systems.
  • Strong grasp of distributed systems, cloud security, and scalability challenges.
  • History of delivering measurable improvements in system reliability or developer velocity.
  • Clear communicator who can lead technical consensus across teams.

Nice to Have

  • Background in AI/ML infrastructure, including GPU orchestration and model serving (e.g., Triton, vLLM).
  • Familiarity with autoscaling frameworks like KEDA or Karpenter.
  • Experience with service mesh, multi-cluster Kubernetes, or video encoding (HLS/DASH).

Our Environment

We operate a remote-first culture with collaboration hubs in San Francisco and Kitchener, Ontario, supporting team members across several U.S. states. Our culture values craftsmanship, clarity, and long-term thinking. We believe diverse perspectives lead to better solutions and actively foster inclusion. We support continuous learning and expect engineers to lead through mentorship, technical rigor, and hands-on problem solving — especially in ambiguous, cross-functional domains.

Required Skills
AWSEKSKubernetesTerraformCI/CDGitHub ActionsArgoHelmRBACautoscaling AWSEKSKubernetesTerraformCI/CDGitHub ActionsArgoHelmRBACautoscaling
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About company
MasterClass
MasterClass is the streaming platform where the world’s best come together so anyone, anywhere, can access and be inspired by their knowledge and stories. We put you in the room with the creators, thinkers, makers and leaders who have changed the world, so that you can change yours. Members get unprecedented access to 200+ instructors and classes across a wide variety of fields, including Arts & Entertainment, Business, Design & Style, Sports & Gaming, Writing and more. Step into Nas’ recording studio and Gordon Ramsay’s kitchen, and go behind the big screen with James Cameron. Design your career with Elaine Welteroth, get ready to win with Lewis Hamilton, perfect your pitch with Shonda Rhimes and discover your inner negotiator with Chris Voss. We’re a remote-first workforce with collaborative work spaces in San Francisco and Kitchener, Ontario, and employees in several U.S. states. If you’re interested in joining a dynamic, culture-driving company—where learning invaluable skills is all in a day
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Job Details
Department Infrastructure
Category infrastructure
Posted 2 hours ago