Free system design curriculum
8 Free Foundation Lessons
Read the same lessons our students start with. CAP theorem, consistent hashing, load balancing, and the mental models you need before a system design interview.
What System Design Actually Is
What system design actually means for backend engineers in India. Real interview expectations, not textbook definitions. Free lesson from The Desi Architect.
How the Internet Actually Works
How the internet works for system design interviews. DNS, TCP, HTTP, and the request path explained with Indian product examples. Free guide.
The 30 Must-Know Concepts
30 must-know system design concepts for backend interviews. A practical checklist before your next loop. Free lesson for engineers in India.
Scalability vs Availability vs Reliability
Scalability vs availability vs reliability explained with tradeoffs. When to pick which, with IRCTC and UPI-style examples. Free system design guide.
Latency vs Throughput vs Bandwidth
Latency, throughput, and bandwidth for system design. How to estimate and talk about them in interviews. Free lesson from The Desi Architect.
CAP Theorem & Consistency Models
CAP theorem explained for system design interviews. CP vs AP tradeoffs with real distributed systems examples. Free lesson in plain English.
Consistent Hashing
Consistent hashing explained for system design. Why caches and databases use it, with ring diagrams and tradeoffs. Free guide for backend engineers.
Load Balancing 101
Load balancing 101 for system design interviews. Algorithms, health checks, and when a load balancer becomes your bottleneck. Free lesson.