Jean Champémont is a Senior Software Engineer at Apple since October 2025, with extensive experience as a Backend Software Engineer at sunday from June 2021 to September 2025, where development focused on the central POS abstraction for various use cases. Prior to that, Jean worked at BlaBlaCar from April 2019 to June 2021, integrating bus partners into the BlaBlaCar App and migrating services to Google Cloud Platform. Additional roles include positions at Ledger, FDJ UNITED, Ippon Technologies, Rakuten France, and Air France, covering a range of responsibilities from backend development to technical expertise in Git migration and training. Jean holds a Diplôme d'ingénieur in Computer Science from UTBM, completed in 2013.
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