Sr Site Reliability Engineer

Senior Site Reliability Engineer This role contributes to the reliability, observability, and operational excellence of our platform infrastructure serving millions of users. As a Senior SRE, you will be a strong technical contributor who implements best practices, solves complex problems, and enables our 600+ engineers to deliver exceptional customer experiences. What You'll Do: Platform Reliability & Infrastructure Implement and maintain highly available AWS infrastructure including EKS clusters, Fargate (ECS), and multi-region architectures Support reliability of critical services: Skyway (CI/CD), Frontdoor (Tyk), Pantheon (Apollo GraphQL), and supporting infrastructure Monitor SLIs, SLOs, and error budgets for Tier 1/2/3 systems; participate in architectural reviews for reliability and cost-efficiency Implement reliability patterns including circuit breakers, graceful degradation, and automated failover Observability & Cost Optimization Implement observability solutions using NewRelic for APM, distributed tracing, metrics, and logging for rapid troubleshooting Build dashboards and alerts that reduce MTTD and MTTR; contribute to observability standards across teams Identify infrastructure cost optimization opportunities and implement FinOps practices including rightsizing and resource lifecycle management Support cost-conscious architecture decisions and CI/CD spend optimization (CircleCI, Argo CD) Chaos Engineering & Incident Response Execute chaos engineering experiments to identify system weaknesses; contribute to frameworks for safe production testing Participate in game day exercises and disaster recovery simulations; create runbooks and automation for resilience Participate in on-call rotation for critical systems; conduct post-incident reviews and implement improvements Support incident response processes and contribute to System Health Scorecard Technical Contribution Contribute as a strong technical individual contributor to the Operations Excellence team Collaborate with Platform Engineering, Quality Engineering, and product teams on reliability initiatives Support security initiatives including AWS Secrets Manager migration and compliance requirements (SOC 2, PCI, GDPR) Contribute to Developer Experience metrics and platform adoption goals May provide technical guidance to junior team members What You'll Bring: 5+ years in Site Reliability Engineering, DevOps, or Infrastructure Engineering with demonstrated success improving system reliability Bachelor’s degree or equivalent experience 3+ years hands‑on experience with AWS (EKS, EC2, RDS, S3, CloudWatch, IAM) and Kubernetes including cluster management Proficient programming skills (Python, Go, or Java) with infrastructure automation and Infrastructure as Code experience (Terraform, CloudFormation) Production experience with observability tools (NewRelic, Datadog, Prometheus, Grafana, Splunk) and distributed systems Experience with CI/CD platforms and GitOps workflows (CircleCI, Argo CD, Jenkins); on-call rotation and incident response Preferred: Exposure to chaos engineering tools, API Gateway technologies (Tyk/Kong), GraphQL federation (Apollo), cost optimization initiatives, FinOps principles Technical Skills Cloud & Infrastructure: AWS (EKS, Fargate, Lambda, VPC, Route53, CloudFront), Kubernetes, Docker, Istio Service Mesh CI/CD & GitOps: Argo CD, CircleCI, Jenkins, GitHub Actions Observability: NewRelic - APM, distributed tracing, metrics & logging; Splunk - logging IaC & Automation: Terraform, CloudFormation, Helm, Kustomize, Python/Go/Bash Platform Services: Tyk Gateway, Apollo GraphQL, AWS Secrets Manager, Vault Incident Management: OpsGenie, PagerDuty, ServiceNow Professional Qualities Strong communication skills with ability to explain technical concepts to diverse audiences Collaborative approach working across engineering, product, and business teams Self-motivated with ability to solve complex problems within established practices and policies Data-driven decision making with customer-centric approach and empathy for developer experience How We Reward You: Inclusive and Competitive medical, Rx, dental, and vision coverage Family forming benefits 13 Paid Holidays Flexible Time Off 8 hours of paid Volunteer Time off Immediate eligibility into Company 401(k) plan with 3.5% company match Tuition Reimbursement program for degreed and non-degreed programs 1:1 personalized Financial Planning Sessions Student Debt Retirement Savings Match program Free snacks and refreshments in each office location Diversity and Equal Employment Opportunity Diversity is important to us, therefore Realtor.com is an Equal Opportunity Employer regardless of age, color, national origin, race, religion, creed, gender, sex, sexual orientation, gender identity and/or expression, marital status, status as a disabled veteran and/or veteran of the Vietnam Era or any other characteristic protected by federal, state or local law. In addition, Realtor.com will provide reasonable accommodations for otherwise qualified disabled individuals. #J-18808-Ljbffr News Corporation