avatar

Daniel Leibold
Senior DevOps Engineer

About

I'm an enthusiastic and product focused engineer with a strong sense for teamplay. I like TDD and ATDD to favour outcome over output. I'm generally very flexible when investigating new roles.

Work Experience

PricewaterhouseCoopers GmbH Wirtschaftsprüfungsgesellschaft
Düsseldorf
February 2019 – Present
Developer Evangelist - Manager
Developer and Manager in a cross-functional and empowered product team (9 people) that provides platform products as self-services for developers (IDP) to reduce cognitive load. Developer experience (DevEx) Lead and Software Engineer with focus on all areas from Design, Build, Test, Run, Operate and Monitor. Improve operational efficency with automation on Python, Kubernetes and Terraform along our ecosystem. Leading, building and maintaining user trainings (self-guided) and documentation on our platform based on GitLab, Terraform and Kubernetes (500 users).
Highlights
  • Development and Maintaining of central Self-Service UI based on Python Flask by integrating our monitoring stack (Prometheus, Loki, Grafana) and our CI/CD pipeline in GitLab with modern practises (IaC, Pair Programming, TDD). _Principal: eat your own dogfood._
  • Decision making on technical and architectural topics in the team via ADR (Architecture Decision Records). Publish operational learnings as post-mortems. _Principal: transparency creates trust._
  • Gather user requirements and feedback to improve our platform by interviews, experiments and user tests. _Principal: evidence beats opinion._
  • Engaging developers to share knowledge as Community Call Ambassador (60+ recordings of knowledge). _Principal: sharing is caring._
  • Design and Build new Container Services based on Kubernetes and Azure in context of global enterprise. (Role: Tech Lead, Product phase: reinvent)
  • Deputy Product Owner, stand-in Scrum Master for the Team and Deputy Security Champion
  • Tech Stack: Kubernetes, Terraform, Azure, GitLab Ultimate, Azure DevOps, GitHub, Hashicorp Vault, OPA, Prometheus, Grafana, Loki, PostgreSQL, MS SQL, Visual Studio Code, Python, Bash
PwC IT Services GmbH
Düsseldorf
October 2017 – January 2019
Senior DevOps Automation Engineer
Azure DevOps Automation Engineer in an agile product team (7 people). Facilitator of agile practices and principles through servant leadership.
Highlights
  • Role Model for Product Development (be the first of everything)
  • Development of WebApplications & Services (Azure WebApp, Azure MS SQL) with Visual Studio and C# .NET
  • Deployment of services on Azure PaaS with ARM Templates & CI/CD on Azure DevOps
  • Tech Stack: Azure DevOps, Azure, Visual Studio, C# .NET, ARM Templates, Azure WebApp, Azure MS SQL
ConVista Consulting AG
Cologne
January 2014 – September 2017
Senior Consultant / Solution Architect
Senior consultant, architect and developer in the field of portals and collaboration for the integration of Microsoft technologies into corporate enterprises.
MT AG
Ratingen
January 2013 – December 2013
Consultant / Developer
Architect and developer in the field of Microsoft technologies.
Computa Center
Ratingen
January 2011 – December 2012
Developer / Technology specialist
.NET Developer and consultant. Development of various SharePoint portal solutions for internal business processes and workflows.
Rosen
Lingen (Ems)
December 2006 – December 2010
Software Engineer
Software Engineer in the field of pipeline inspection.

Contact

Düsseldorf / Neuss DE
(49) 1520-3879417
linkedin

Education

  • 2002 2006

    The University of Applied Sciences in Osnabrück

    Diploma in Computer Science (FH)

    Software Engineering

Skills

DevOps Master
CI / CD GitLab Azure DevOps IaC (Helm, Terraform)
Backend Advanced
Python Kubernetes (mainly AKS) REST API Prometheus / Grafana / Loki PostgreSQL / MS SQL
Methods Advanced
User centric Design Good enough for wow - mindset SCRUM / Kanban TDD / ATDD XP / Pair Programming
Frontend Intermediate
HTML / JavaScript SCSS / CSS Python Flask ASP.NET

Publications

Testing with VS2012. 'From Dogma to Karma'.
Windows Developer
01 August 2013

Writing an article about TDD with my former colleague Christoph Molenda.

Interests

Family
My wife and my two kids
Sports
Soccer (indoor) Tennis (outdoor)
Wim Hof practitioner
Breathwork. To win the day ;)
Open Source
All of it