Biographical Information
Alex Merced, Head of Developer Relations, Dremio
ALEX MERCED is the co-author of Apache Iceberg: The Definitive Guide (O’Reilly) and head of developer
relations at Dremio, provider of the leading, unified lakehouse platform for self-service analytics and AI.
With experience as a developer and instructor, his professional journey includes roles at GenEd Systems, Crossfield Digital, CampusGuard, and General Assembly.
Articles by Alex Merced, Head of Developer Relations, Dremio
From Silver to Gold: Why the Semantic Layer Is the Future of Data Product Engineering
03 Jul 2025
Modern data environments are becoming more complex. Data lives in cloud data warehouses and across lakes, SaaS platforms, real-time streams, and operational systems. The standard way to build an enterprise data lakehouse is to use the medallion architecture, where data is taken from the source system and transformed in stages.