Anne Delpla
Senior Data Engineer
Salaire / Taux journalier
Saint-Gauzens, France
Freelance, ouvert au CDI
Peut venir sur site
Expertises
Langues
À propos
Introduction
Senior Data Engineer with 10+ years at Microsoft/Xandr managing 6+ billion daily ad transactions and optimizing massive data pipelines. Expertise in ClickHouse, Kafka, and cloud architectures with proven track record of reducing query times by up to 90%. Specialized in high-performance analytics and scalable data infrastructure for enterprise clients.
Expérience de travail
Senior Data Engineer
SPARTEO
mars 2024 - oct. 2024
8 mois
69340 Francheville, France
Manage and optimize ClickHouse clusters in Kubernetes. Develop and maintain data pipelines using Redpanda, Logstash, and ClickHouse. Design and implement aggregates to boost Analytics queries performance. Set up alerts and monitoring systems to ensure system reliability. Collaborate with AI and developer teams to optimize queries and schemas, resulting in query execution time reductions ranging from 10% to 90%. Design and automate integration tests to validate end-to-end data flows. Orchestrate data migration to new clusters while ensuring operational continuity. Document schemas and processes.
Microsoft
oct. 2010 - déc. 2023
13 ans 3 mois
69340 Francheville, France
Senior Data Engineer
juin 2014 - déc. 2023
9 ans 7 mois
69340 Francheville, France
Within Appnexus, which became Xandr in 2018, then acquired by Microsoft in 2022: Design and maintain data pipelines for more than 6 billion ads daily on Hadoop and Vertica. Write MapReduce jobs in Java. Ensure data quality by implementing unit, functional, and end-to-end tests. Design and develop applications to integrate third-party measurements (AdSquare, Nielsen) and share data with Netflix. Automate integration and deployment tasks to improve efficiency. Configure development, testing, and production environments to support the software development lifecycle. Implement monitoring and alert systems to ensure system stability.
MySQL Database Administrator at Alenty
oct. 2010 - juil. 2014
3 ans 10 mois
69340 Francheville, France
In charge of the production of digital ad viewability data. Optimized the data loading process, resulting in a 30% reduction in loading times. Managed over 100 databases distributed across about twenty production servers. Appnexus acquired Alenty in 2014.
Nielsen
mars 2000 - juil. 2010
10 ans 5 mois
92300 Levallois-Perret, France
SQL Server DBA
janv. 2005 - juil. 2010
5 ans 7 mois
92300 Levallois-Perret, France
Administrated the data for the AdRelevance International product (online advertising audience measurement). Managed offshore operators (India). Assisted in relocating the Paris Datacenter to Cincinnati (Ohio, USA).
Oracle Database Administrator
mars 2000 - janv. 2005
4 ans 11 mois
92300 Levallois-Perret, France
Administrated the RDD Panel (Random Digit Dialing) and the Megapanel products databases. In charge of the production of audience measurement data. Implemented data production procedures. Supported the consultants.
Infonie
mars 1995 - mars 2000
5 ans 1 mois
Paris la Défense
Sybase Database Developer
mars 1997 - mars 2000
3 ans 1 mois
Paris la Défense
Administrated the subscribers and prospects databases. Created and leaded the three-member team responsible for editing and mailing correspondence to subscribers and prospects.
IT Technician
mars 1995 - mars 1997
2 ans 1 mois
Paris la Défense
Installed and administrated a Novell Netware network. In charge of the maintenance of 170 PCs and Macs.
Formation
Conservatoire National des Arts et Métiers
1994 - 1995
2 ans
EPITA: Ecole d'Ingénieurs en Informatique
Classe préparatoire aux grandes écoles
1992 - 1994
3 ans
Lycée Saint-Pierre
Brevet de technicien supérieur (BTS)
1989 - 1991
3 ans