Jean-bernard Francois
Expert MySQL at dbSQWare
Greater Paris Metropolitan Region France
Summary
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SeniorJean-bernard Francois is an Expert MySQL DBA with over a decade of experience designing, tuning and operating high-availability MySQL/MariaDB platforms for banking, telecom and payments companies. He currently manages multi-terabyte, multi-million-transaction production clusters at Verifone and dbSQWare, driving migrations (e.g., MariaDB 10.1→10.6 and TokuDB→RocksDB), capacity planning and PCI-DSS aligned security. His hands-on background spans Oracle, PostgreSQL, MongoDB and related Linux/VMware infrastructure, with a strong focus on replication, Galera clustering and backup/recovery strategies. Known for pragmatic architectural recommendations and automation (shell tooling and operational procedures), he regularly partners with dev teams to optimize SQL and ensure 24/7 availability. Based in Greater Paris, he combines deep production experience with ongoing technology watch to prepare systems for billion-transaction scale. An understated strength is his history of working across sectors—defense, media, banking and telecom—bringing cross-domain resilience practices to merchant payment systems.
10 years of coding experience
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (25)
react6
spectacle6
svg6
keynote5
javascript4
responsive2
dxf2
docker2
parametric2
png2
webapp2
raspberry2
taskwarrior2
windows1
raster1
Programming languages (3)
Github contributions (5)
oxydum/banquise
Dec 2018 - Mar 2019
Contributions:7 commits, 6 pushes, 2 branches in 2 months
oxydum/mermaid
Dec 2018 - Mar 2019
Contributions:3 commits, 2 pushes, 1 branch in 2 months
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