Senior Software Engineer, Backend

About the role

Tubi's Core Experience Backend team is responsible for building the high-performance, secure, and scalable systems that power our business. We have built disaster-resilient systems to ensure Tubi APIs continue to perform even under extreme traffic conditions. Our team and services have delivered seamless operations for massive events such as the Super Bowl and World Cup while consistently delivering a great experience to our viewers. On this team, you will participate in major campaigns, contribute to our critical backend services, support multiple platforms, and play a key role in shaping and refining the overall backend architecture. This is a hybrid role based out of our SF office. You must be willing to travel to our SF office two days/week.

Responsibilities

• We are looking for a software engineer who is proactive, collaborative, and pragmatic with a passion for solving real-world problems. In this role, you will:
• Design and implement high-performance backend services in Elixir
• Architect and evolve microservices and distributed systems in Kubernetes.
• Optimize systems for scale, resilience, observability, and security
• Collaborate with cross-functional teams to deliver pragmatic solutions to complex problems
• Explore and integrate AI-based development tools into daily workflows
• Work across service boundaries, own critical architecture/service design, and help evolve Tubi's backend system.
• Your Background:
• Experience in Elixir or strong background in other backend or functional programming languages
• Familiarity with gRPC/Protocol Buffers, RESTful API design, Kubernetes, and observability solutions
• Experience designing distributed systems with clean APIs and modular components
• System design and architecture skills with emphasis on reliability and performance
• Experience with continuous delivery of software systems
• Bonus / Preferred
• Rust programming experience
• Extensive experience with Elixir in production environments
• Familiarity with Pingora or Nginx
• Hands-on experience with Kubernetes
• The AI Mandate: AI-Driven Development Practice
• This role goes beyond traditional engineering: you will extensively use AI to build the backend stack. The goal is to unlock smarter execution, faster delivery, and automation at scale, while ensuring responsible use of these technologies. This includes but not limited to:
• #LI-CL1
• #LI-Hybrid
• High cost labor markets such as but not limited to Los Angeles, New York City, and San Francisco
• $186,400 - $266,300 USD
• Tubi is a division of Fox Corporation, and the FOX Employee Benefits summarized here , covers the majority of all US employee benefits. The following distinctions below outline the differences between the Tubi and FOX benefits:
• For US-based non-exempt Tubi employees, the FOX Employee Benefits summary accurately captures the Vacation and Sick Time.
• For all salaried/exempt employees, in lieu of the FOX Vacation policy, Tubi offers a Flexible Time off Policy to manage all personal matters.
• For all full-time, regular employees,

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