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Course Track

Cosmos DB

A 20-lesson visual course on Microsoft's globally distributed database — from the math that makes it work to the engineering decisions that keep your bill in check.

20 lessons
~2.4h total runtime
1080p · 60fps · narrated

🚀 Engineer Course

15 lessons · ~78 min

Build with Cosmos DB. Partitioning, modeling, querying, indexing, RUs, monitoring, change feed, security, vector search — production patterns and the things that bite you.

🧱 Foundations

5 lessons · ~63 min

The theory behind the system. Replication, storage engines, partitioning, architecture, consistency models — applicable to any distributed database, illustrated with Cosmos DB.

How this course works

🎬 Video first
Every lesson is a short, narrated 1080p animation. Just press play — explanations sync with the visuals.
⏱ Share a moment
Copy a deep-link to any point in the video — the timestamp you stopped at travels with the link.
🔗 Cross-linked theory
Foundations link out to the system-design topic; engineer lessons link back into the foundations. Pick the depth you need.