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Design (LLD) Rate Limiter - Machine Coding

Subhahu JainSubhahu Jain
Jun 24, 20246 min read

Below Solution is only for single-threaded env, multi-threading and distributed are covered in premium course. https://youtu.be/EbNlCPntdXg Features...

Design (LLD) Rate Limiter - Machine Coding

Design (LLD) Alexa - Machine Coding

Subhahu JainSubhahu Jain
Jan 4, 20248 min read

Features Required: Voice Recognition: Alexa should be able to recognize and interpret voice commands. Natural Language Processing...

Design (LLD)  Alexa - Machine Coding

📘 Tail Latency (P99) & Amplification

Subhahu JainSubhahu Jain
Apr 3, 20223 min read

Why Your System Is “Fast” but Users Still Complain A system can be fast on average and still fail in production. 🧠 What Is Tail...

📘 Tail Latency (P99) & Amplification

📘 Event Versioning Without Breaking Consumers

Subhahu JainSubhahu Jain
Mar 30, 20225 min read

How to evolve events that live forever In event sourcing, your data is not “the database”.Your data is history.And history cannot be rewritten...

📘 Event Versioning Without Breaking Consumers

📘 Event Sourcing: When Kafka Becomes Your Database

Subhahu JainSubhahu Jain
Mar 30, 20224 min read

When Kafka Becomes Your Database Event Sourcing is not a storage optimization.It is a truth model. If you adopt it casually, it will break your...

📘 Event Sourcing: When Kafka Becomes Your Database

📘 SQS vs Kafka: Correctness Tradeoffs

Subhahu JainSubhahu Jain
Mar 30, 20224 min read

Choosing between “event delivery” and “event history” SQS and Kafka solve different correctness problems.Throughput is secondary. 1️⃣ The Wrong...

📘 SQS vs Kafka: Correctness Tradeoffs

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