Block

Senior Site Reliability Engineer

Block
Apply
5 months ago

Base Salary

$161k - $284k/yr

Responsibilities

  • Build and extend platforms that improve system reliability
  • Standardize reliability tools across multiple platforms and organizations
  • Triage, coordinate, and lead stabilization of Sev 0–1 incidents
  • Serve as primary on-call and maintain structured escalation paths
  • Drive platform-wide reliability improvements and shared operational tooling
  • Design and implement progressive delivery, automated rollback, and deployment guardrails
  • Use AI-driven systems to improve signal detection, reduce alert noise, and accelerate root cause analysis
  • Support Block’s critical Tier 0 services during primary platform on-call rotations

Requirements

  • 5+ years of software development experience
  • Experience running production on-call for high-availability systems
  • Strong incident management skills, including structured triage, mitigation, and blameless postmortems
  • Fluency with CI/CD pipelines, progressive rollout strategies, and rollback automation
  • Expertise in monitoring and observability, including alerting for uptime, error rates, latency regression, and resource exhaustion
  • Familiarity with AI-driven tooling for observability, incident analysis, or automation
  • Technical initiative and leadership on backend- or platform-focused projects
  • Ability to create and maintain evidence-based maturity assessments using trailing 90-day data windows
  • Comfort with vendor and dependency management, including maintaining validated escalation contacts reachable within five minutes

Benefits

  • Healthcare coverage including medical, vision, and dental insurance
  • Health Savings Account and Flexible Spending Account
  • Retirement plans with company match
  • Employee Stock Purchase Program
  • Wellness programs, mental health access, 1:1 financial planners, and monthly wellness allowance
  • Paid parental and caregiving leave
  • Paid time off including 12 paid holidays
  • Paid sick leave or Flexible Time Off policy, depending on classification
  • Learning and Development resources
  • Paid life insurance, AD&D, and disability benefits
  • Eligible for equity plan and potentially a sign-on bonus
  • Full-time employee role; remote work is mentioned as an offering

Tech Stack

Amazon DynamoDBAmbassadorAWSDatadoggRPCIstioJavaKotlinKubernetesMySQLTerraform

Categories

BackendDevOpsSite Reliability
Block

About Block

10,000+ employees

Block is one company built from many blocks, all united by the same purpose of economic empowerment. The blocks that form our foundational teams — People, Finance, Counsel, Hardware, Information Security, Platform Infrastructure Engineering, and more — provide support and guidance at the corporate level. They work across business groups and around the globe, spanning time zones and disciplines to develop inclusive People policies, forecast finances, give legal counsel, safeguard systems, nurture new initiatives, and more. Every challenge creates possibilities, and we need different perspectives to see them all. Bring yours to Block.