Question 1

What is Sysiq and how is it different from reading static blogs?

Accepted Answer

Sysiq is an interactive system design platform where you don't just read about distributed systems — you actively build and test them. Solve real-world engineering challenges using a live diagram canvas, guided architectural labs, and real-time napkin math estimation tools.

Question 2

Is Sysiq suitable for preparing for FAANG system design interviews?

Accepted Answer

Yes. Sysiq is tailored specifically for mid-level, senior, and staff engineering interviews (L4–L7). The problem bank covers actual interview scenarios: URL shorteners, distributed rate limiters, key-value stores, video streaming architectures, and real-time chat systems.

Question 3

Can I use Sysiq for free?

Accepted Answer

Yes. Foundational modules, introductory interview problems, the Napkin Math calculator, and the global engineering leaderboard are all free with no time limit.

Question 4

Do I need prior distributed systems experience to get started?

Accepted Answer

Not at all. The curriculum starts with fundamental building blocks — DNS, reverse proxies, database replication, and caching — and progressively walks you up to complex architectures like Raft consensus, vector clocks, and LSM-tree compaction.

Networking & DNS

Network Stack Primer (L2/L3)

Domain Name System

TCP, UDP & QUIC

TLS, HTTP & Connection Pooling

Content Delivery Networks