The latest articles on DEV Community by Usman Zafar (@muhammad_usmanzafar_0a45). https://dev.to/muhammad_usmanzafar_0a45 https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F3674182%2Fa82d8a36-a881-4497-8de9-f71facf3da95.png https://dev.to/muhammad_usmanzafar_0a45 en Usman Zafar Mon, 22 Dec 2025 21:18:08 +0000 https://dev.to/muhammad_usmanzafar_0a45/data-architect-master-professional-workbook-54ph https://dev.to/muhammad_usmanzafar_0a45/data-architect-master-professional-workbook-54ph <p>I built a modular, audit‑ready data engineering project and wanted to share it with the community.</p> <p>It includes:<br> • Clean, production‑style Python<br> • SQL patterns for real pipelines<br> • ETL/ELT structure with reusable logic<br> • Debugging-first design<br> • Clear folder structure + examples</p> <p>Repo link: <a href="https://github.com/usman19zafar/Data-Architect-Master-Professional-Workbook" rel="noopener noreferrer">https://github.com/usman19zafar/Data-Architect-Master-Professional-Workbook</a></p> <p>If you have feedback or want me to add more examples (ETL, modeling, debugging, etc.), I’d love to hear it.</p> python dataengineering opensource architecture