Matthias Witte
Agile Coach at Deutsche Telekom
Berlin, Germany
Summary
👤
Senior🎓
Top SchoolMatthias Witte is an experienced Agile Coach and engineering leader with 14 years in application management and a long history in telecoms at Deutsche Telekom, where he has blended hands-on DevOps, Scrum mastery, and people leadership. He brings deep Linux and server architecture expertise—automating OpenStack-based platforms with Ansible and Puppet—and a developer’s fluency in Perl, Python and Bash. Matthias has contributed security-focused enhancements to the prominent Paramiko SSH library, showing attention to cryptographic detail and test-driven maintenance. Based in Berlin, he pairs production-scale ops experience managing hundreds of servers with a background in system administration and application development, making him equally comfortable mentoring teams or debugging low-level infrastructure.
13 years of coding experience
15 years of employment as a software developer
Chemistry, Vordiplom, Chemistry, Vordiplom at University of MünsterChemistry, Chemistry at University of Düsseldorf
English, French, Russian, German
Github Skills (7)
hmac10
sha10
python10
cryptography10
ssh10
security10
testing8
Programming languages (2)
Github contributions (5)
paramiko/paramiko
Jul 2014 - Nov 2014
The leading native Python SSHv2 protocol library.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:6 commits in 4 months
Contributions summary:Matthias primarily contributed to enhancing the `paramiko` library, a Python SSHv2 implementation. Their work included adding support for SHA256-based HMAC and KEXGEX algorithms, critical for enhancing the security of SSH connections. Additionally, they addressed tab damage and merged changes, indicating a focus on functionality, security, and code maintenance within the project's core. The user also updated tests to incorporate these changes.
pythonsshv2sshpython3protocol-library
zamiam69/ansible
Jan 2021 - Dec 2024
Contributions:2 pushes in 3 years 11 months
pythonit-automationdevopsansibleplain-english
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