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Adam Kierat

Infrastructure Tech Lead

Infrastructure Tech Lead with 4+ years of experience architecting cloud platforms and leading technical strategy for a platform serving 30+ production microservices across Azure. Specialized in designing Azure-based infrastructure from the ground up — from Kubernetes orchestration and GitOps pipelines to enterprise-grade observability systems. Proven ability to drive architectural decisions, establish engineering standards, and deliver platform capabilities that reduce costs and maximize reliability across the organization.

Work Experience

Infrastructure Tech Lead Sep 2022 — Present
Beesafe Sp. z o.o. · Warszawa (promoted from DevOps Engineer)
  • Architected the entire cloud platform from zero — production AKS clusters, GitOps pipelines (ArgoCD + GitHub Actions), full observability stack (Prometheus, Mimir, Grafana, Loki), and secrets management (Vault), now serving 30+ microservices
  • Own all technical decisions across infrastructure, security, and deployment strategy as sole infrastructure engineer, establishing engineering standards adopted by development teams
  • Reduced Azure cloud spend by ~30% through spot instance strategies, reserved capacity planning, and resource right-sizing
  • Designed zero-trust security architecture with Cloudflare WAF, K8s network segmentation, and Vault — zero security incidents since implementation
  • Increased deployment frequency from weekly manual releases to 15+ automated deploys/day via ArgoCD and Terraform
AzureAKSKubernetesHelmArgoCDTerraformGitHub ActionsPrometheusGrafanaLokiVaultCloudflareDocker
Junior DevOps Engineer May 2022 — Sep 2022
ING Hubs Poland · Katowice
  • Managed production, staging, and development environments running enterprise Java middleware (IBM WebSphere, JBoss, WebLogic, Apache Tomcat)
  • Led migration of customer applications from on-premise infrastructure to ING Private Cloud, ensuring zero-downtime transitions
  • Built and maintained CI/CD pipelines in Azure Pipelines for automated build, test, and deployment workflows
Azure PipelinesIBM WebSphereJBossWebLogicTomcatNginx
Junior Linux Administrator Jun 2021 — Apr 2022
Kyndryl · Wrocław
  • Administered Red Hat Enterprise Linux systems in production environments, progressing from L2 to L3 support through demonstrated expertise
  • Developed automation scripts in Bash for routine operations: disk management, LVM provisioning, network configuration, and service monitoring
  • Resolved complex system issues involving file systems, VLAN configuration, package management, and process control in high-availability environments
RHELBashLVMNetworkingVLAN

Key Achievements

  • Promoted from DevOps Engineer to Tech Lead within 2 years based on demonstrated ownership of the entire platform
  • Platform serves 30+ microservices with 99.9%+ uptime — built entirely from zero with no prior infrastructure
  • Observability stack processes millions of time series and log entries daily across Prometheus, Mimir, Loki, and Grafana