System Design Interview Preparation: Mastering the Art of System Design. — The fact is, designing a scalable system is a challenging task, especially when your are asked to do it in an interview. In this comprehensive guide, we will dive into the art of acing system design interviews. I will be sharing insights and strategies that have helped me clear FAANG…

Coding patterns enhance our “ability to map a new problem to an already known problem.” — Preparing for coding interviews can be made easier by focusing on coding patterns. Every software engineer should learn coding patterns such as Sliding Window, Two Pointers, Two Heaps, etc. By doing so, software engineers will be able to develop the skill of “mapping a…

How to prepare more quickly for coding interviews — Coding interviews are getting harder every day. A few years back, brushing up on key data structures and going through 50–75 practice coding interview questions was more than enough prep for an interview. Today, everyone has access to massive sets of coding problems, and they’ve gotten more difficult as well…

Dive into the World of Checksum: Ensuring Error-Free Data Transmission and Storage. — Imagine this: You send a postcard to your friend on the other side of the country. But oh no! A rainstorm hits, and some of the words in the address get smudged. Your friend might not get that lovely picture of a sunset you picked out just for them. …

Dive Deep into Replication Techniques, Their Challenges, and What the Future Holds. — In our interconnected world, data is the heart of many systems. Whether you’re browsing your favorite online store, transferring money via a mobile app, or liking a friend’s post on social media, you’re interacting with systems that rely heavily on data. But what happens if that data becomes unavailable? Enter…

Dive into the complexities of database sharding and equip yourself with expert tips to avoid common pitfalls. — Sharding. It’s a word that’s been echoing throughout meeting rooms, tech forums, and developer communities for some time now. With 2.5 quintillion bytes of data created every day, the pressure to manage and retrieve data efficiently is real. …

Beyond Basic Partitioning: A Deep Dive into Modern Sharding Methods — Sharding isn’t a new concept for most system designers. At its core, it’s about dividing and managing data, ensuring systems run smoothly even as they scale. Imagine a library. Without any categorization, finding a specific book would be akin to finding a needle in a haystack. But when books are…

From Myths to Mastery: A Deep Dive into Caching Realities for System Design. — If you’ve ever marveled at the lightning speed of your favorite app or website, there’s a silent powerhouse working behind the scenes: caching. It’s like the turbocharger for your software engine. By storing frequent data requests, caching ensures that users don’t need to wait for the same data over and…

From Failures to Always-On: Ensuring High Availability in Distributed Environments — In today’s digital age, where downtime can be detrimental to businesses, achieving high availability in a distributed system has become a top priority. With the increasing complexity of systems and the ever-growing demand for seamless user experiences, system designers must be equipped with effective strategies to ensure high availability. …