A DAG Is a Failure Contract, Not a Schedule
Orchestration tutorials sell the schedule. The parts that decide whether a pipeline survives are retry semantics, write shape, backfill parameterisation and what a half-finished run leaves behind.
Writing topic
Data Engineering
Shared definitions, lineage and quality gates in the pipelines that feed training, inference and reporting.
Data Engineering writing
Read
One Definition Per Feature
When every pipeline rebuilds the same customer feature, the definitions drift apart silently. Making the feature a shared owned artifact fixes that and creates a change-impact problem that column lineage has to answer.