Purnendu KarinNerd For TechScaling WebSockets Horizontally: A Simple Guide for BeginnersIntroduction3 min read·Oct 14, 2023----
Purnendu KarinNerd For TechSystem Design for short video posts like TikTok, Insta Reel, Youtube ShortsNow short video content is the new trend, everyone consumes this from platforms like TikTok, Instagram, YouTube etc. Let’s see how we can…6 min read·Feb 14, 2023----
Purnendu KarinNerd For TechHow to optimise the database performance and scale it?There are several ways to optimise the database to improve performance and make it more scalable. One of the most popular concepts you…5 min read·Nov 5, 2021--1--1
Purnendu KarinNerd For TechSystem design architecture for hotel booking apps (Like Airbnb, OYO)How do hotel booking applications like Airbnb, Booking.com and OYO work to provide such a smooth flow, from hotel listing to booking, to…4 min read·Sep 19, 2021--12--12
Purnendu KarinNerd For TechWhy did Google & Facebook stop using the traditional network connection?With the increase in user base google needed to an efficient to handle the requests. Before we proceed toward answer why google stopped…4 min read·May 3, 2021--1--1
Purnendu KarinGeek CultureConsistent HashingConsistent hashing is a special kind of hashing that uses a hash function that changes minimally as the range of hash functions changes.3 min read·Apr 3, 2021----
Purnendu KarinNerd For TechAll about database sharding | Scaling up the databaseEver wonder how do Facebook, Instagram, Amazon handle their database? A platform like this have billions of user and you can imagine how…6 min read·Apr 2, 2021----
Purnendu KarinNerd For Tech6 things a Software Engineer/Developer should know to write production-level codeSoftware development is not just about using your coding skill to build something. Being a software developer means more than that, you…9 min read·Mar 27, 2021----