Marc Cousin
PostgresQL DBA at Scrive
Nantes, Pays de la Loire, France
Summary
🤩
Rockstar🎓
Top SchoolMarc Cousin is a seasoned PostgreSQL DBA and Unix systems engineer with over 16 years of focused experience architecting, tuning and automating database platforms for both startups and enterprises. Based in Nantes, he has led production and development DBA efforts at Scrive and PeopleDoc, built bespoke replication and performance tooling, and driven automated deployments with Ansible. As a long-time PostgreSQL consultant at Dalibo he initiated PoWA, contributed patches to ecosystem tools like pgbouncer and pgpool, and authored migration utilities (sqlserver2pgsql, db2topg). His background in system architecture and high-availability Linux clusters complements deep performance troubleshooting skills, often implemented in Python, Perl and C. Comfortable working remotely and bilingually, he blends hands-on engineering with training and audit work for diverse clients. An engineer by training from Centrale Lille, he brings pragmatic open-source contributions and a knack for turning complex database problems into reliable, automated solutions.
15 years of coding experience
Bac C, Bac C at Lycée François PremierIngénieur, Electrotechnique, Ingénieur, Electrotechnique at Centrale Lille
English, Spanish
Github Skills (200)
web-application10
ora2pg10
microsoft-sql10
multi-process10
checksum10
database-migrations10
minus10
zstd10
reader10
python10
atom-feed10
backup10
pgbackrest10
wal10
rss10
Programming languages (15)
Github contributions (5)
marco44/automations
Feb 2024 - Mar 2025
Contributions:1 review, 2 PRs, 101 pushes in 1 year
dalibo/db2topg
Feb 2016 - Jul 2017
Automated tool for DB2 migration to PostgreSQL, ala ora2pg
Contributions:13 commits, 1 PR, 39 pushes in 1 year 5 months
plpgsqlmigration-tooldb2postgresql-databaseala
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