DevOps Engineer, DevEx

Mark43 builds scalable software and technology for law enforcement agencies and first responders to improve public safety and quality of life. The DevOps Engineer, DevEx will own and evolve internal developer platforms, build self-service infrastructure and GitOps capabilities, improve developer workflows, and drive reliability, security, and operational excellence across engineering teams.

Responsibilities:

• Owning and evolving Mark43's internal developer platform, focusing on reliability, scalability, and developer productivity
• Building self-service platform capabilities (Infrastructure-as-Code modules, GitOps workflows, golden paths, and onboarding templates)
• Improving developer experience (DevEx) by reducing friction in local development, CI/CD pipelines, deployments, and debugging workflows
• Designing and optimizing pipeline-as-code systems to improve build performance, reliability, and feedback cycles
• Driving adoption of GitOps and Infrastructure as Code best practices across the organization
• Leading initiatives to improve operational excellence, including system reliability, resilience, and incident response
• Partnering closely with Product, Engineering, and Security teams to align platform capabilities with business needs
• Owning and delivering large, cross-team platform initiatives that shape how engineers build and operate software at MARK43
• Participating in a shared on-call rotation to support critical infrastructure

Requirements:

• Applicants must be authorized to work for any employer in the country in which the role is being hired
• 5+ years of experience in Platform Engineering, DevOps, and/or Developer Experience
• Strong experience with AWS  and cloud-native architectures
• Deep experience with Kubernetes and containerized systems
• Strong experience with Infrastructure as Code (Terraform) and GitOps (e.g., ArgoCD)
• Experience building and optimizing CI/CD systems and pipeline-as-code workflows
• Demonstrated ability to improve developer experience and platform usability at scale
• Strong systems thinking, including tradeoffs between reliability, cost, and developer velocity
• Understanding of security and compliance best practices in cloud environments
• Familiarity with defining SLOs, alerting strategies, instrumentation best practices
• Experience with developer platforms and modern build systems
• Experience improving local development environments (e.g., devcontainers, Docker workflows, Tilt/Skaffold)
• Exposure to FinOps practices and cost optimization
• Experience integrating AI/LLM capabilities into developer workflows, such as:
• AI-assisted debugging or incident triage
• Automated incident summaries or developer assistants
• Knowledge of compliance and data governance requirements in regulated environments