🏗️ System Design
Company-style system design case studies — interactive diagrams, trade-offs, data models, capacity estimates, and mock interview prep. Built for senior backend and data engineer interviews.
Netflix Interview Prep — Separate Backend and Data Engineering Flows
The backend flow stays focused on playback architecture and service design. The new data-engineering flow is fully separate: ingestion, streaming pipelines, watch-time logic, Bronze/Silver/Gold, governance, reliability, and capacity.
Netflix Backend
Playback backend, CDN, failures, and trade-offs
Netflix Data Engineering
Streaming analytics, lakehouse, QoE, and governance
Uber
Real-time ride matching & dispatch
YouTube
Video upload, transcoding, CDN
Real-time messaging at 2B users
BookMyShow
Seat inventory & flash-sale traffic
Swiggy
Restaurant discovery & real-time tracking
More coming soon
Uber, YouTube, and WhatsApp are next. Each will follow the same format: Start Here → Architecture → APIs → Data Models → Failures → Trade-offs → Mock Interview.
See what's planned →