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What is the Zoom System Design
Zoom System Design explained in depth, covering real-time audio/video streaming, signaling, scalability, latency optimization, reliability, and interview-ready trade-offs.
Areeba Haider
Feb 4 · 2026
ML System Design Explained
ML System Design explained, covering data pipelines, feature stores, model training, serving, monitoring, scalability, and production trade-offs.
Mishayl Hanan
Feb 3 · 2026
E-Commerce System Design
A practical interview blog that breaks down core services and data consistency, walks through checkout end-to-end, covers key failure scenarios, and explains how to handle flash sales and measure system health.
Zarish Khalid
Feb 2 · 2026
ChatGPT System Design Explained
ChatGPT System Design explained, covering conversational context, streaming responses, GPU inference scheduling, safety pipelines, scalability, and cost trade-offs.
Mishayl Hanan
Feb 2 · 2026
Elevator System Design
A structured walkthrough of Elevator System Design, covering clarifying questions, request modeling, scheduling trade-offs, request assignment logic, real-world traffic scenarios (rush hour and mixed flow), failure/safety handling, scaling from centralized to zoned control, and the metrics used to tune performance in production.
Khayyam Hashmi
Jan 30 · 2026
ATM System Design
In this blog, we’ll build an ATM System Design, explaining how transactions stay ACID-correct, introducing a withdrawal state machine (with reversal and reconciliation), covering interbank routing and settlement, and showing how to think about fraud prevention and observability.
Zarish Khalid
Jan 29 · 2026
CamelCamelCamel System Design Explained
CamelCamelCamel System Design explained, covering price tracking pipelines, historical data storage, alert evaluation, scalability, and real-world trade-offs.
Mishayl Hanan
Jan 29 · 2026
Ad Click Aggregator System Design
A practical, interview-focused blog to designing an ad click aggregator that powers real-time dashboards and accurate billing using a streaming + batch architecture, with deduplication, late-event handling, skew mitigation, and auditability.
Khayyam Hashmi
Jan 28 · 2026
Mobile System Design Explained
Mobile System Design explained, covering client-server architecture, offline support, data sync, API design, scalability, and real-world mobile constraints.
Mishayl Hanan
Jan 28 · 2026
