Matt Fehrenbach

Full-stack developer

  • TypeScript
  • React
  • Angular
  • C#
  • Go
  • Azure
  • Kubernetes
  • Helm
  • OpenTofu
  • OpenTelemetry
  • MongoDB
  • SQL Server

# Experience

Dennemeyer Techsys S.A.
Howald, Luxembourg
Full-stack developer
May 2022 – Present
  • Build and maintain SimpleIP (Dennemeyer’s free patent portfolio and analytics service) and the Go services behind it.
  • Own agent experience (AX): the tooling, conventions and skills that make AI agents productive in the codebase.
  • Prototyped an MCP server exposing SimpleIP’s data to agent workflows.
  • Own SimpleIP’s observability, taking it from Kubernetes container logs to OpenTelemetry metrics, dashboards, alerting and distributed tracing, and replacing scattered log lines with one structured event per unit of work.
  • Raised test coverage on a brownfield codebase from the teens to 80%, and parallelised the CI pipeline for faster feedback.
Clearstream Services
Kirchberg, Luxembourg
IT Operations Analyst Linux
September 2021 – February 2022
  • Diagnosed and resolved failures across tens of production Linux applications, protecting availability for the firm’s settlement services.
  • Installed, patched and reconfigured application components during scheduled weekend maintenance windows.
  • Applied fixes to live production environments under change control as part of a development support team.
NEC Software Solutions
Kingston-upon-Hull, United Kingdom
Software engineer
August 2019 – June 2021
  • Built Angular features for an Azure cloud app used by emergency service call takers, backed by Cosmos DB.
  • Delivered a .NET content management system, and migrated the team’s pipelines to Azure DevOps ahead of Microsoft retiring TFS.
  • Practised behaviour-driven development with Gherkin and SpecFlow alongside TDD.
  • Built the virtual machines for databases and build agents, containerised the applications for on-premises and Azure deployment, and automated NuGet delivery.
Atom Beer
Kingston-upon-Hull, United Kingdom
Full-stack developer
September 2018 – May 2019
  • Built the customer-facing ASP.NET Core MVC site for a beer subscription service, covering browsing and checkout.
  • One of two developers on the product; maintained source control and build agents in Team Foundation Server.
  • Practised Scrum with test-driven development and pair programming.

# Projects

135ify

  • React
  • TypeScript
  • Image Processing

Give digital images an analogue look with real 135 film grain scans. Vignette, halation, and film stock colour presets included.

ma-tf

  • Astro
  • React
  • TypeScript
  • Tailwind CSS

Personal website built with Astro, React, and Tailwind CSS.

meta1v

  • Go
  • Metadata
  • Photography

Metadata editor for EFD files pulled from a Canon EOS 1V by the EOS Link ES-E1.

ogle

  • Go
  • Docker
  • TUI

TUI for monitoring Docker Compose projects.

# Education

University of Hull
Kingston-upon-Hull
Master of Engineering in Computer Science
First-class honours
September 2015 – May 2019