Alissa Gerhard
DevOps Tech Lead at Jonas und der Wolf
Essen, North Rhine-Westphalia, Germany
Summary
👤
Senior🎓
Top SchoolAlissa Gerhard is a DevOps Tech Lead based in Essen with 13 years of experience designing, operating, and automating server environments for SMEs and product teams. She moves software reliably from development to production, specializing in self-hosted solutions, data center deployments, and scalable system operations. As a hands-on engineer she contributes to open-source back-end projects—improving LDAP synchronization and making Celery concurrency configurable for authentik—bringing practical performance and reliability fixes. Her background blends academic research and teaching with senior engineering roles at Port Zero and Jonas und der Wolf, giving her a strong foundation in distributed systems and infrastructure tooling. She also runs freelance consulting engagements, helping organizations set up maintainable server stacks and operational practices. Colleagues rely on her pragmatic troubleshooting and the uncommon combination of research-rooted rigor with day-to-day operational experience.
13 years of coding experience
8 years of employment as a software developer
Master of Science (M.Sc.), Computer Science, Master of Science (M.Sc.), Computer Science at RPTU Kaiserslautern-Landau
German, English
Github Skills (13)
ldap10
authentication10
user-authentication10
celery10
go10
back-end-development10
oauth9
python9
oid9
kubernetes6
kubernetes-pods6
dockers5
docker5
Programming languages (8)
Github contributions (5)
goauthentik/authentik
Jan 2023 - Jun 2024
The authentication glue you need.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:3 PRs, 12 comments, 22 issues in 1 year 5 months
Contributions summary:Alissa primarily focused on back-end improvements within the authentik project, specifically in the LDAP integration. They addressed timeout issues in LDAP synchronization tasks, preventing potential failures. Furthermore, they optimized the system by preventing the prefetching of unnecessary data from LDAP and made ldap_sync_single calls asynchronous, enhancing the efficiency of the LDAP synchronization process. The user also contributed to configuration options, making Celery worker concurrency configurable.
proxysaml-idpreverse-proxyoauth2-serverglue
GLab/ToMaTo
Nov 2012 - Feb 2017
German-Lab ToMaTo
Contributions:1674 commits, 226 PRs, 110 pushes in 4 years 3 months
tomatolab
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