Base Salary
$196k - $352k/yr
Responsibilities
- Design, build, and operate core components of a large-scale real-time distributed decisioning system with strict latency requirements.
- Own selected subsystems end to end, including architecture, implementation, testing, deployment, on-call, and long-term evolution.
- Develop a working understanding of a complex production ecosystem and deliver high-leverage technical contributions.
- Identify opportunities to improve the system and its tooling.
- Collaborate with engineers and applied scientists on distributed systems and statistical or ML-driven decision-making.
- Diagnose and resolve timing-, statistics-, and concurrency-related issues in a multi-region distributed system.
- Mentor engineers and raise standards for engineering rigor, testing discipline, and operational excellence.
- Drive alignment across engineering, product, business, and technical and non-technical stakeholders.
Requirements
- 10+ years designing, building, and operating large-scale, low-latency distributed systems, ideally including a system built substantially from the ground up.
- Demonstrated end-to-end ownership of complex production systems, including design, implementation, operation, on-call, and iteration.
- Strong command of Java and fundamentals in algorithms, data structures, concurrency, multithreading, and performance optimization.
- Practical experience with distributed caching, high-throughput messaging or streaming systems, and SQL or NoSQL datastores.
- Experience operating cloud infrastructure at scale using GCP or AWS.
- Experience evolving live, business-critical systems while maintaining uptime and correctness.
- B.S. or M.S. in Computer Science or Engineering, or equivalent practical experience.
- Exposure to statistical, control-theory, or ML-driven techniques in production decision-making systems is preferred.
- Real-time bidding or ad-tech experience is preferred; adjacent experience in trading, ranking or recommendation, matchmaking, risk, or fraud systems is also valued.
- Experience using AI coding assistants such as Claude Code or Cursor in production work, with sound judgment about validating AI-assisted output.
- Strong ownership, collaboration, communication, critical thinking, and comfort with ambiguity are expected.
Benefits
- Health insurance, equity awards, life insurance, disability benefits, parental leave, wellness benefits, and paid time off are offered.
- Additional benefits may include medical, dental, vision, accident, commuter, retirement, mental health, and financial wellness support.
- The role generally works in the office Monday through Thursday, with Fridays generally flexible for remote work; some roles may require five days per week onsite.
Tech Stack
Categories
About Roku
With the #1 platform for streaming television in the U.S., Roku wants to revolutionize the way the world watches TV. Our Roku-branded TVs, Roku TV models, Smart Home system, streaming players, audio equipment, and the purpose-built operating system that powers it all can turn any home into a home theater, with seamless integration of hardware and software. Our commitment to our users extends to our brand studio, which creates innovative Roku Originals exclusively for The Roku Channel, a free channel that reaches approximately 80 million households in the U.S. and Mexico. Join us and you'll have the chance to delight millions of TV streamers around the world while gaining meaningful experience across a variety of disciplines. Be a part of shaping the future of streaming at weareroku.com.