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Netflix Cloud/Linux Networking Software Engineer L5 - Compute Engineering United States, Oregon 843184049
23.06.2024
Key Responsibilities
- Performance Optimization: Identify and resolve performance bottlenecks in the Linux and AWS networking stacks, optimizing network traffic for containers in a Kubernetes infrastructure to enable efficient scaling and lower networking costs. Optimizing our entire server fleet to get us every last usable CPU cycle executing on our latency-sensitive and throughput-sensitive workloads
- System Integration: Integrate kernel changes with user-space applications and container runtime, ensuring seamless operation within the Netflix ecosystem.
- Linux Plumbing & Kernel Engineering: Maintain Linux kernel and core userspace subsystems including submitting patches upstream against latest stable releases, with a focus on networking.
- Debugging and Troubleshooting : Diagnose and fix networking-related issues in the Linux kernel and related software.
- Documentation: Create and maintain comprehensive documentation for developed kernel code and procedures.
- Collaboration: Work closely with our internal customers, software developers, and other stakeholders to align kernel development with overall project goals, including customer requirements for GPU-based solutions and other specialized needs.
- Open Source Contribution: Contribute to the FOSS community, including the Linux kernel, through code submissions, bug fixes, and participation in discussions.
- Presentation: Deliver write-ups, blog posts e.g. submissions to , and presentations at conferences such as Linux Plumber’s to engage the community in Netflix Linux engineering.
- Operational Excellence: Maintain and improve the operation of our highly-scalable compute infrastructure by applying engineering best practices and providing first-class on-call support.
Desired Qualifications
- Bachelor's or Master's degree in Computer Science, Electrical Engineering, or a related field.
- Minimum of 5 years of experience in core Linux maintenance and engineering and 7 years total industry experience.
- Cloud Network Engineering on a major cloud provider platform at scale, preferably AWS.
- Expertise in the full Linux network stack, including network packet flow, sockets, system calls in the kernel, and low-level networking (TCP/IP, IPv6, IPv4).
- Strong understanding of kernel-space vs. user-space.
- Debugging and tools (such as GDB, perf, and ftrace).
- Knowledge of kernel subsystems such as memory management, process management, file systems, and storage.
- Experience with tools for network performance analysis.
- Deeply proficient in C programming.
- Experience optimizing performance on Linux hosts with dozens to hundreds of CPU cores.
- Strong problem-solving abilities and analytical skills.
- Excellent communication and collaboration skills.
- Ability to work independently as well as part of a team.
- Attention to detail and a commitment to delivering high-quality code.
You will thrive in the role if:
- You thrive in ambiguity; complex and fuzzy requirements are more common than clearly defined customer expectations.
- You take incremental steps toward solving big problems; test-and-learn approaches work better than heads-down development.
- You are independent and self driven; progress is often self-directed by teams & individuals.
- Your bedtime reading consists of technology blogs such as: “ ”, “ ” and “ ”
- You’ve read about and think you would thrive here.
Our compensation structure consists solely of an annual salary; we do not have bonuses. You choose each year how much of your compensation you want in salary versus stock options. To determine your personal top of market compensation, we rely on market indicators and consider your specific job family, background, skills, and experience to determine your compensation in the market range. The range for this role is $100,000 - $720,000.
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