Thibault Ketterer
SysAdmin GPU Infrastructure Specialist Debugging AI ML At Scale In A 40K Enterprise at YOGOSHA
Bordeaux, Nouvelle-Aquitaine, France
Summary
👤
Senior🎓
Top SchoolThibault Ketterer is a senior DevOps and GPU infrastructure specialist with 11+ years of experience building and automating large-scale, cost-efficient systems for enterprises and startups. He secures and optimizes AI/ML production at scale—managing 100+ GPU nodes and multiple Kubernetes clusters—while rapidly resolving critical incidents and translating technical issues for non-technical stakeholders. Equally comfortable fine-tuning LLMs and hardening cloud-native platforms, he’s reduced hallucinations with QLoRA/quantization and contributed backend fixes to the widely used Apache Airflow project. A pragmatic engineer, he favors open source stacks, reproducible deployments and aggressive automation that cut deployment times from hours to seconds. Outside core ops he prototypes Android apps for kids with autism and runs blockchain validator nodes, reflecting a curiosity-driven approach to emerging tech.
10 years of coding experience
8 years of employment as a software developer
Master's degree Computer science System networks and Security, Master's degree Computer science System networks and Security at EPITA: Ecole d'Ingénieurs en Informatique
French, English
Stackoverflow
1,004reputation
374kreached
9answers
0questions
mysql
top-5%
Github Skills (17)
apache-airflow10
python10
workflow-engine10
orchestration10
orchestra10
mysql9
bash9
automation9
automations9
testing8
socket6
apache-kafka6
replication6
amazon-emr6
docker6
Programming languages (14)
Github contributions (5)
apache/airflow
Sep 2015 - Mar 2018
Apache Airflow - A platform to programmatically author, schedule, and monitor workflows
Role in this project:
Back-end Developer
Back-end DeveloperContributions:7 PRs, 15 comments, 1 issue in 2 years 6 months
Contributions summary:Thibault primarily focused on fixing bytestring handling and decoding issues in the `airflow/operators/bash_operator.py` file, indicating a focus on Python and Bash script execution within the Airflow environment. They also addressed similar bytestring-related conflicts in `airflow/contrib/hooks/ssh_hook.py`. Furthermore, the commits included new tests and trigger rule checks, suggesting a responsibility for code quality and testing within the project.
monitorpythonschedulerapacheprogrammatically
thibault-ketterer/LatexCV
Feb 2021 - Jul 2024
Contributions:11 pushes, 1 branch in 3 years 5 months
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