Axel Roville
Senior Site Reliability Engineer at Criteo
France
Summary
👤
Senior🎓
Top SchoolAxel Roville is a Senior Site Reliability Engineer based in France with 10 years of experience building and operating large-scale data systems for the ads industry. He has delivered resilient ingestion and processing platforms handling multi‑GB/s workloads, migrated massive Hadoop ecosystems with zero downtime, and improved revenue reliability and monitoring for ads ranking at Meta. Known for focusing on impact, simplicity and reliability, he blends deep systems and data engineering expertise with hands-on oncall experience and ML pipeline support. A quick learner who optimizes for resource constraints, he has a track record of pragmatic engineering—e.g., leading a JSON→Parquet migration that saved terabytes of storage while reducing downstream compute.
10 years of coding experience
9 years of employment as a software developer
Master's Degree Computer Science, Master's Degree Computer Science at École des Mines de Saint-ÉtienneAdvanced Master Big Data, Advanced Master Big Data at Télécom Paris2 years undergraduate intensive course Mathematics Physics, 2 years undergraduate intensive course Mathematics Physics at CPGE at Lycée Pierre Corneille - Rouen
French, Spanish, Portuguese, English
Stackoverflow
63reputation
2kreached
3answers
1question
Github Skills (37)
java7
skein7
apache-hive7
hive-metastore6
database6
flask6
hive6
jquery6
python6
ajax6
javascript6
hadoop6
apache6
conda-pack5
pyspark4
Programming languages (3)
Github contributions (5)
telecom-paristech-ms-bgd-2017/starter-kit-datascience
Sep 2016 - Nov 2016
Contributions:97 commits, 55 pushes in 1 month
aroville/hive
Feb 2020 - May 2021
Mirror of Apache Hive
Contributions:23 pushes, 95 branches in 1 year 3 months
flinkapachebig-datadatabasehadoop
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.