Data technologies and SaaS platforms are evolving fast to meet the challenge of sophisticated use cases. They are changing the landscape of the modern data stack, from OLTP, data lakehouse to analytical systems, and empowering a new ecosystem in data engineering where batch and realtime systems are converging. But what should you choose? Can we do more with less? Come to this track to learn some fundamental, powerful yet versatile building blocks and their core engineering principles that you can leverage to build a simple yet efficient and scalable data architecture.