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Heider Hengstmann is a seasoned IT professional specializing in DevOps Engineering, Architecture, and Site Reliability Engineering (SRE). With extensive experience spanning traditional data centers to modern cloud architectures, Heider has a proven track record in digital transformation, automation, and strategic infrastructure design. His expertise lies in enhancing operational efficiency, implementing DevOps best practices, and delivering cutting-edge solutions across diverse platforms. 

• Cloud Platforms: Azure (expert), AWS (basic), GCP (basic).
• Infrastructure Management: Proficient in designing and managing cloud-based environments, using Terraform and ARM templates.
• Data Center Expertise: Extensive experience with IIS, SQL Server, Active Directory, DNS, and migration of legacy systems to modern platforms.
• Resources experiences:  
  • Azure:
    • Expert in managing and optimizing Azure resources, including AKS, Application Gateways, Azure Front Door, APIM, VMs, Storage Accounts, Data Factories, Cosmos DB, Postgres, Functions app, Web apps, Azure monitor, application insights, EntraID, Network (Peerings, Vnets, private endpoints, private resolvers, VPNs, route tables)
    • Implemented resource configurations with a focus on security, using private endpoints and VPN integrations.
    • Migrated on-premises DevOps tools to Azure DevOps, streamlining operations and enhancing efficiency.
  •  AWS:
    • Designed multi-environment setups using Terraform, including API Gateway, Lambda functions, and RDS databases.
    • Managed GitHub Actions workflows integrated with AWS to automate environment creation and deployment.
  • GCP:
    • Automated service account creation using Workload Identity Federation permissions via GitHub Actions.

• CI/CD Pipelines: Expertise in creating robust continuous integration and deployment workflows using Azure DevOps, GitHub Actions and GitLab
• Configuration Management: Skilled in automating infrastructure provisioning and management with tools like Ansible, ARM, and Terraform.
• Version Control: Strong proficiency in Git and version control systems to maintain streamlined development processes.

• Proficient in implementing monitoring and observability solutions, leveraging tools like Sumo Logic, Azure Monitor, Application Insights, and tracing methodologies for actionable insights.

• Programming Languages: Python (automation scripts), Bash, and PowerShell.
• Frameworks and Tools: Expertise with Docker, Kubernetes, JFrog, Nexus, and SonarQube for containerization, orchestration, and code quality management.

• Deep understanding of DevSecOps principles, focusing on integrating security throughout the software development lifecycle.
• Skilled in implementing secure CI/CD pipelines, managing cloud resources with restricted access, and integrating tools like SonarQube for code quality and vulnerability detection.

• Proven ability to lead DevOps and SRE teams, foster collaboration across multidisciplinary teams, and conduct technical interviews, assessments, and RFP contributions.
• Excellent communication skills, capable of presenting solutions to technical and non-technical stakeholders, and mentoring team members to excel in their roles.

• Strong foundation in Agile practices (Scrum, Kanban, Lean) for efficient project management and delivery.
• Practical experience in reverse-engineering manual deployments into Infrastructure-as-Code.
• Knowledgeable in observability practices, including logging, monitoring, and tracing, for end-to-end visibility and diagnostics.