Blog
Field notes
Partitioning Kafka topics for warehouse handoff
How we teach learners to pick keys that survive downstream dedupe without hot spots.
dbt tests that stakeholders actually read
Singular tests are not enough—docs and descriptions carry the narrative.
Local Spark before you pay for clusters
A cost-aware progression from laptop mode to small EMR shapes.
Terraform plans as teaching moments
We treat plan output like a code review thread in Cloud Ingestion on AWS.
Why we publish pipeline roadmaps publicly
Transparency beats vague syllabi for career switchers in Yuseong-gu.