Dev.to
7/15/2026

The Project That Changed Everything: How Tutoring Juniors on SQL Led Me to Data Engineering
Short summary
A developer recounts how tutoring junior teammates on SQL basics at a corporate job sparked an unexpected passion for data infrastructure. The experience of seeing teammates grow and optimizing a messy legacy database led them to enroll in a 12-week Data Engineering bootcamp covering Databricks, PySpark, Data Mesh, and pipeline architecture. The author sees data engineering as a stepping stone toward eventual ML work.
- •Tutoring teammates on SQL revealed a passion for data infrastructure and teaching
- •Legacy database optimization experience motivated enrollment in a 12-week Data Engineering bootcamp
- •Author plans to eventually move from data engineering toward ML
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