> Markdown version of [/@sandhya-menon](https://www.wearedevelopers.com/@sandhya-menon). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Sandhya Menon Data engineer turning messy queries into scalable platforms and reliable data systems. ## About Sandhya Menon builds reliable data systems at E.ON Energy Deutschland. She focuses on turning messy data problems into scalable architectures that teams can trust, relying heavily on SQL, dbt, and pragmatic data modeling. Having started her journey as a business analyst, she knows what it takes to evolve ad hoc analytics into robust platforms. Sandhya champions strong engineering practices that improve system performance, cost, and developer collaboration. ## Past Sessions ### World Congress 2026 Europe · July 8, 2026 Berlin, Germany - [From Messy Queries to Scalable Systems - How Data Engineering actually works](https://www.wearedevelopers.com/videos/100203-from-messy-queries-to-scalable-systems-how-data-engineering-actually-works) · 30 min · 🎥 Watch recording ## Videos - [From Messy Queries to Scalable Systems - How Data Engineering actually works](https://www.wearedevelopers.com/videos/100203-from-messy-queries-to-scalable-systems-how-data-engineering-actually-works) · Sandhya Menon