Senior Site Reliability Engineer (SRE)

Role Summary
The Senior Site Reliability Engineer (SRE) is a hands-on role responsible for the availability, performance, and end-to-end observability of QSR digital platforms across Mobile (iOS/Android), Web, and POS systems.
This role is part of the Observability team and works closely with mobile, web, and backend engineering teams to ensure full visibility into customer journeys and user experience.
Responsibilities
- Define and enforce SLIs, SLOs, and error budgets for critical customer journeys (ordering, checkout, payments)
  - Own end-to-end observability across Mobile, Web, and POS platforms
  - Implement and operate RUM and synthetic monitoring for customer-facing journeys
  - Build mobile-first monitoring coverage, including app performance, crash rates, API performance, and user journey tracking
  - Use Splunk and SignalFx to design dashboards, detectors, and actionable alerts
  - Enable correlation across mobile, CDN, API, and backend systems using logs, metrics, and traces
  - Partner with engineering teams for instrumentation, SDK integration, and embedding observability into releases
  - Analyze telemetry to detect post-release issues, device/OS-specific failures, and network degradation
  - Lead response for P1/P2 incidents and drive root cause analysis
  - Automate operational toil and improve reliability
Required Skills
- Strong experience with Splunk (logs, dashboards) and SignalFx (metrics/APM)
  - Hands-on experience with RUM and synthetic monitoring tools
  - Experience with mobile observability (iOS/Android), including performance monitoring and crash analysis
  - Strong understanding of distributed systems and microservices (Java, Node.js)
  - Experience with Azure (AKS, App Services, APIM)
  - Ability to correlate frontend issues with backend services
  - Experience with CI/CD pipelines and observability in release processes