08/17/2026 updated

WB
40 % partially available

Senior DevOps Engineer | AWS | Kubernetes | Infrastructure as Code | GitOps | CI/CD

Pretoria, South Africa
Only remote
BEng Computer Engineering
Pretoria, South Africa
Only remote
BEng Computer Engineering

Profile attachments

wernich_cv.pdf

Kubernetes SecurityApache AirflowAmazon Elastic Compute CloudCloud EngineeringDevOpsGitHubAnsibleDataOpsAWS CDKPulumiCloud Platform SystemDocker for AWSInfrastructure as Code (IaC)AWS ECSKubernetesDeployment AutomationAWS FargateTerraformDevSecOpsAWS EKSAmazon Redshift
Platform Engineering
Expertise in designing and operating production platforms on AWS and Kubernetes, including EKS, GitOps with ArgoCD, Helm, Karpenter, platform automation, and self-service tooling with golden paths.

Infrastructure as Code
Proficiency in Terraform, Pulumi, and AWS CDK for building repeatable, secure, and auditable infrastructure deployments across environments.

CI/CD and Delivery Operations
Design and operation of CI/CD pipelines and continuous deployment workflows using GitHub Actions, supporting production operations, incident response, monitoring, alerting, and observability.

Security and Cloud
Implementation of IAM, secrets management, cloud networking, DNS, CDN, ALB, RDS, Lambda, S3, SQS, and EC2 to embed security into infrastructure and delivery pipelines.

Programming
Development experience with Python, Go, TypeScript, and Bash for automation, tooling, and infrastructure scripting.

Observability and Monitoring
Ownership of observability across front-end and back-end services, including monitoring, alerting, incident response, and operational feedback loops.

Data Infrastructure
Redesign of data infrastructure with GitOps-driven workflows, reducing cost by 50% and implementing event-driven data streaming platforms for aggregate analytics.

Networking and Certifications
CCNA 1-4 and CCNP Routing and Switching certifications, both passed with distinction, covering cloud networking, DNS, and CDN configuration.


Project history

Senior DevOps Engineer

Superb ApS, Copenhagen (Remote)
Lead the DevOps team and own the design and operation of production AWS and Kubernetes infrastructure. Migrated workloads to AWS EKS and implemented GitOps delivery with ArgoCD and Karpenter, reducing production cluster cost by approximately 8x. Recreated the AWS landscape with Terraform, Pulumi, and AWS CDK. Built CI/CD and continuous deployment workflows, improved developer experience through deployment automation and self-service workflows, embedded security into infrastructure and delivery pipelines, and owned observability across front-end and back-end services.

Infrastructure as Code and Kubernetes Platform Redesign

Selected Project
Took ownership of an AWS and Kubernetes platform without consistent Infrastructure as Code or standardized deployment workflows. Rebuilt the platform with repeatable IaC covering cloud networking, security, secrets management, DNS, Kubernetes operations, and environment configuration. Migrated production workloads from self-managed Kubernetes to AWS EKS and introduced GitOps delivery with ArgoCD. Added Karpenter-based cluster scaling and improved deployment automation, reducing production Kubernetes infrastructure cost by approximately 8x.

Docker Deployment GitHub Action

Selected Project
Developed an open-source GitHub Action for remote Docker deployments using SSH tunnels, Docker contexts, and Docker Compose.

Data Infrastructure and Event-Driven Platform

Selected Project
Led the redesign of data infrastructure and introduced more maintainable, GitOps-driven workflows. Reduced data infrastructure cost by 50% while simplifying the architecture. Designed and implemented an event-driven data streaming platform for aggregate analytics data.

DevOps Engineer

VatGlobal, Pretoria
Designed and operated CI/CD systems and continuous deployment strategies for production services. Managed Kubernetes workloads and AWS cloud infrastructure. Designed Infrastructure as Code deployments with Pulumi. Implemented observability for front-end and back-end services and promoted pragmatic DevOps and agile practices across development teams.

DevOps Engineer

HearX Group, Pretoria
Designed CI/CD systems and deployment pipelines for testing, staging, demo, and production environments. Managed AWS cloud infrastructure and continuous deployment strategies. Maintained service DNS and CDN configuration and implemented monitoring for front-end and back-end services. Worked with development teams to improve delivery practices and operational reliability.

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