Ouamar Sais
Software Engineer at Decathlon Digital
Paris, Ile-de-France
Summary
👤
Senior🎓
Top SchoolOuamar Sais is a backend software engineer based in Paris with 11 years of experience building scalable, production-grade systems across transportation, logistics and e-commerce. He has a strong track record at Decathlon Digital delivering real-time catalog aggregation and a continent-spanning delivery tracking platform that ingests data from hundreds of carriers and scales to 50 countries. Comfortable across the full backend stack—Spring Boot, Kafka, Kubernetes, PostgreSQL—he focuses on performance, data consistency and operational observability. Earlier roles in integration-heavy environments (SNCF, Enedis) and a Scrum Master stint sharpened his skills in reliable integrations and cross-functional delivery. He combines hands-on implementation with data ownership responsibilities, having standardized key metrics like “Click to Possession” for company-wide use. Pragmatic and detail-oriented, he thrives on turning messy, multi-provider data into fast, trustworthy services.
11 years of coding experience
8 years of employment as a software developer
Master Degree IAGL Computer Science, Master Degree IAGL Computer Science at University of Lille 1 Sciences and TechnologyDUT Computer Science, DUT Computer Science at IUT A Lille 1Baccalauréat Scientifique, Baccalauréat Scientifique at Lycée Yves Kernanec
Spanish, anglais (toeic 970), Spanish
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (2)
benchmark3
docker2
Github contributions (5)
ouap/IDL_Agents
Jan 2016 - Feb 2016
Contributions:62 pushes, 1 branch in 27 days
ouams/PJI_project
Mar 2015 - May 2015
Contributions:8 pushes, 1 branch in 2 months
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