Benjamin Rabier is a Senior Software Engineer based in Greater Paris with 11 years of experience building data-intensive backends and scalable pipelines. He has moved between roles in startups and large companies—designing realtime sync services and Kotlin backends at Pelico, accelerating Spark jobs and migrating critical pipelines at Criteo, and helping build recommendation and ingestion systems at vente-privee. Comfortable across Scala, Kotlin, Python and cloud/data tooling (Spark, Kafka, Redis, AWS), he focuses on performance optimization and simplifying developer workflows, including monorepo restructurings and CI/tooling improvements. His background blends rigorous engineering (Ecole centrale de Lyon and an M.Sc. from TU Berlin) with hands-on delivery, and he often surfaces non-obvious wins by improving developer efficiency as much as production metrics.
11 years of coding experience
7 years of employment as a software developer
Classe Préparatoire, Classe Préparatoire at Lycée Janson de Sailly
Master of Science (M.S.), Informatique, Very good (1.5), Master of Science (M.S.), Informatique, Very good (1.5) at Technische Universität Berlin
Contributions:9 releases, 320 commits, 39 PRs in 5 years
injectiondependency-injectionpython
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Benjamin Rabier - Senior Software Engineer at Grafbase