Open to freelance or the right role in Paris or Nice.

• CI/CD, release engineering and developer platforms
• AWS infrastructure, Kubernetes and infrastructure as code
• Developer experience, internal tools and engineering automation
• Observability, operational readiness and security guardrails
• Python, PowerShell, shell scripting and pragmatic systems tooling

A GitHub Action that installs mongodump, mongorestore and the other MongoDB Database Tools for MongoDB and Amazon DocumentDB workflows. It supports version pinning, verifies MongoDB's published SHA-256 checksums, caches installed tools and runs CI across Linux, macOS and Windows on supported x64 and ARM64 runners.

A maintained Chrome extension for logging external language-learning activity. It includes automated tests, linting, CI validation and release packaging.

Chrome Web Store · Source code

A Python tool for monitoring cost development across multiple AWS accounts. It identifies significant service-level increases and longer-term trends, providing a practical starting point for recurring FinOps reviews and automated reporting. Note that AWS Cost Explorer and Budget reports now supports most of the features.

A PowerShell implementation of AWS CodeDeploy load-balancer lifecycle hooks for Windows deployments. It supports Classic ELB and ALB target groups, allowing instances to be removed from traffic and registered again around deployments.

The implementation was developed for production use and shared in AWS Samples issue #44.

This is a historical project and has not been validated against current AWS APIs or PowerShell versions.

• lua-resty-auto-ssl - Improved certificate-renewal scalability by persisting expiry metadata and avoiding premature ACME renewal attempts. The work was used in production with more than 120000 domains. Merged PR #111

• JetBrains TeamCity Helm Plugin - Fixed Helm upgrade argument parsing so multiple command-line flags are handled correctly in TeamCity build workflows. Merged PR #40

• AWS CodeDeploy Samples - Contributed a merged correction to ELBv2 deregistration diagnostics. Merged PR #63

• cze.dk

They are the price for having won both the main and the bonus competition at AWS Gameday Nordics.