Lester Martin is a seasoned developer advocate, trainer, blogger, and data engineer with multi-decade career timeline currently focused on data pipelines & data lake analytics using Trino, Hive, Spark, Flink, Kafka, NiFi, NoSQL databases, and, of course, classical RDBMSs. He has used SQL his entire career.

Lester is a polyglot programmer, but is most productive using Java, Scala, and Python. He is comfortable in a variety of Dataframe APIs, to include Spark,  PyStarburst, Ibis, and pandas. He consistently contends that big data api’s look a lot alike.

Find out more about Lester on the web:

• Lester Martin (l11n) blog
• LinkedIn
• Bluesky