Pulkit | Technical Blog - Web Development, System Design & Software Engineering

Async Processing with Message Queues, Streams, and Pub/Sub

Learn when and why to use asynchronous processing. Understand message queues, streams, and real-time Pub/Sub for building scalable, decoupled systems.

Jan 10·14 min·[

System Design Queues Kafka Redis

]

Caching

Understand caching fundamentals: what it is, why it matters, and how to use it. Learn about cache architecture, key-value access patterns, and real-world examples with Redis and Memcached.

Jan 8·16 min·[

System Design Caching Redis+1

]

Non-Relational Databases

Explore the world of NoSQL databases: Document DBs, Key-Value Stores, and Graph Databases. Learn when to use each type, their trade-offs, and why they scale horizontally out of the box.

Jan 8·7 min·[

System Design Database NoSQL+3

]

Understanding Database Scaling and Sharding Patterns

Master database scaling from vertical to horizontal scaling, read replicas, sharding strategies, and partitioning techniques. Learn when to use synchronous vs asynchronous replication and how to choose the right shard key.

Jan 7·15 min·[

System Design Database Sharding+1

]

Virtualized Lists in React

Learn how virtualized lists work in React, why they are important for performance, and how to build a simple virtualized list from scratch

Jan 4·5 min·[

React Performance Virtualization+1

]

Database Transaction Internals

Deep dive into how database transactions work under the hood. Understand ACID properties, isolation levels, locking mechanisms, and implementation across PostgreSQL, MySQL, and MongoDB

Jan 3·13 min·[

System Design Database+5

]