Senior SRE, Site Experience

Reddit is a community of communities. It’s built on shared interests, passion, and trust, and is home to the most open and authentic conversations on the internet. Every day, Reddit users submit, vote, and comment on the topics they care most about. With 100,000+ active communities and approximately 130 million daily active unique visitors, Reddit is one of the internet’s largest sources of information. For more information, visit www.redditinc.com . This role is fully remote. Reddit has a flexible first workforce The Site Experience SRE team sits at the intersection of infrastructure, product engineering, and user experience - ensuring that every interaction across web, mobile, APIs, feeds, media delivery, and real time systems is fast, reliable, and resilient. We are looking for a Senior Site Reliability Engineer to lead reliability engineering initiatives for critical user facing systems at internet scale. In this role, you will partner closely with product and infrastructure teams to improve availability, latency, scalability, and operational excellence across Reddit’s most business critical experiences. This is a highly technical role for someone who thrives in large-scale distributed systems, enjoys solving complex reliability challenges, and can lead cross-functional projects to deliver concrete business results across the organization. What you’ll do: Lead Reliability Engineering for User Experience Drive projects to advance reliability, scalability, and performance for user-facing systems. Own execution from design through launch across API, content delivery, feed generation, search, and real-time experiences. Architect for Scale Partner with product and infrastructure engineering teams to ensure Reddit is highly available and performant under massive global load. Lead initiatives to improve redundancy, graceful degradation, traffic management, and capacity planning. Reduce Operational Risk Identify systemic risks and reliability bottlenecks across services, dependencies, deployments, and infrastructure. Build proactive mitigation strategies and drive engineering improvements that reduce incidents and improve service health. Build Automated Solutions Eliminate repetitive operational work through automation and tooling. Build systems that improve deployment safety, incident response, remediation workflows, and reliability guardrails. Drive Adoption of Engineering Standards Define and champion best practices around reliability engineering, SLIs/SLOs, capacity management, release engineering, and operational maturity across the company. Mentor and Multiply Impact Provide technical leadership and mentorship to engineers across SRE and software engineering teams. Help shape reliability culture and raise the operational excellence bar across the organization. What We’re Looking For 5+ years of experience in Site Reliability Engineering, Infrastructure Engineering, or related roles operating large-scale distributed systems. Strong experience supporting high traffic, user-facing production environments. Deep understanding of one or more: distributed systems, networking, Linux systems, cloud native architectures. Strong programming skills in languages such as Go, Python, or similar. Strong understanding of observability systems including metrics, logging, tracing, and alerting. Experience improving reliability through SLOs, automation, incident management, and performance optimization. Demonstrated ability to troubleshoot complex issues across applications, infrastructure, networking, and services. Strong collaboration and communication skills with the ability to influence technical direction across teams. Nice to Have Experience designing highly-available systems with strong operational and reliability practices. Experience with Kubernetes, containers, cloud infrastructure, and modern deployment platforms. Familiarity with t