Before touching microservices, Sen ensures his students understand TCP/UDP, Sockets, and Threading. His lesson on is arguably the most famous visualization on the internet for distributed sharding. He breaks down how DynamoDB and Cassandra distribute data without re-shuffling the entire cluster.
My unfiltered thoughts on Gaurav Sen's System Design Courses gaurav sen system design
One of his most requested deep dives is . He visualizes the log as a data structure, partitions, offsets, and consumer groups. He explains why you cannot just use a database as a queue (hint: locking and contention). This section is critical for understanding async processing. My unfiltered thoughts on Gaurav Sen's System Design
This is the "theory" portion, but it is handled practically. Instead of abstract lectures, he breaks down specific components used in large systems. This section is critical for understanding async processing
The biggest selling point of this course is Gaurav Sen himself.
Here is a deep look into the core philosophies of Gaurav Sen’s system design methodology: 1. The "First Principles" Philosophy