**About the Role** The Core Platform Foundations team owns defining, monitoring, and controlling operations for the infrastructure that supports Uber’s virtual computing environments. We are the lowest software layer abstracting the underlying fleet of hosts whether on prem or on the cloud, and as such we are the guardians of quality and security of the production host. As a Senior Engineer on our Reliability Team, you will be responsible for ensuring the stability, performance, and reliability of our cloud computing and Linux-based environments. This role requires a deep understanding of kernel debugging, including the ability to analyze kernel panics and crashes.  You will trace system calls and kernel activities and debug kernel modules and drivers for the Linux kernel. Additionally, you'll profile and optimize kernel performance. In this role, you’ll play a key part in shaping and maintaining best practices for managing Linux-based systems at scale, while tackling exciting challenges in cloud computing environments. You’ll work collaboratively with cross-functional teams to identify and resolve performance bottlenecks, designing and implementing reliable, scalable solutions that make a real impact. Your technical expertise and leadership will help drive high standards across our infrastructure, ensuring continuous improvement in system performance, reliability, and resilience. **What the Candidate Will Need / Bonus Points** \-\-\-\- What the Candidate Will Do ---- 1. triage and deep dive debug host-level issues 2. investigate performance issues and tune for performance requirements 3. drive initiatives and change between stakeholder platforms, hardware teams, and cloud providers 4. support a variety of infra-level technologies like Dominator, internal DNS, repos for linux packages and container images 5. design and implement features and tooling for availability, reliability, and security at the host infrastructure layer \-\-\-\- Basic Qualifications ---- 1. Bachelor degree (or higher) in Computer Science or related field of study. 2. Minimum of 8+ years of backend software engineering experience 3. Expertise with Linux and Debian (tools, libs, settings), debugging at the kernel / OS level 4. Experience in backend development on linux environments 5. Operational experience of production / live services 6. Expertise in one or more object-oriented programming languages (Go, Java, Python). \-\-\-\- Preferred Qualifications ---- 1. Experience implementing complex projects with multiple dependencies. 2. Experience with large-scale, distributed systems development 3. Experience working with cloud provider VMs 4. Fearless curiosity to dive into low level systems For Seattle, WA-based roles: The base salary range for this role is USD$218,000 per year - USD$242,000 per year. You will be eligible to participate in Uber's bonus program, and may be offered an equity award & other types of comp. You will also be eligible for various benefits. More details can be found at the following link [https://www.uber.com/careers/benefits](https://www.uber.com/careers/benefits). Uber is proud to be an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements. If you have a disability or special need that requires accommodation, please let us know by completing [this form](https://forms.gle/aDWTk9k6xtMU25Y5A). Offices continue to be central to collaboration and Uber’s cultural identity. Unless formally approved to work fully remotely, Uber expects employees to spend at least half of their work time in their assigned office. For certain roles, such as those based at green-light hubs, employees are expected to be in-office for 100% of their time. Please speak with your recruiter to better understand in-office expectations for this role.