Julien Le Dem
Chief Architect at Astronomer, Datakin co-founder, co-creator of Parquet
Julien Le Dem is the Chief Architect of Astronomer and Co-Founder of Datakin. He co-created Apache Parquet and is involved in several open source projects including OpenLineage, Marquez (LFAI&Data), Apache Arrow, Apache Iceberg and a few others. Previously, he was a senior principal at Wework; principal architect at Dremio; tech lead for Twitter’s data processing tools, where he also obtained a two-character Twitter handle (@J_); and a principal engineer working on content platforms at Yahoo, where he received his Hadoop initiation. His French accent makes his talks particularly attractive.