Blog

Writing about software, systems, and my CS interview prep journey.

DSA

7 notes

Data Structures & Algorithms patterns in Python

Trees & Graphs — Complete Pattern Notes (Python)
12 min read
Two Pointers — Complete Pattern Notes (Python)
7 min read
Prefix Sum & Hashing — Combined Pattern Notes (Python)
9 min read
Recursion & Backtracking — Essentials Only (Python)
5 min read
Sliding Window — Complete Pattern Notes (Python)
6 min read
Linked List, Stack & Queue — Combined Pattern Notes (Python)
14 min read
Binary Search & Binary Search on Answer — Complete Pattern Notes (Python)
9 min read

Core CS

5 notes

OS, DBMS, SQL, OOP, and Networks

Computer Communication Networks (CCN) — Complete Interview Notes
28 min read
Java OOP, SOLID & Design Patterns — Complete Interview Guide
28 min read
Operating System — Complete Interview Notes
22 min read
DBMS — Complete Interview Notes
24 min read
SQL — Complete Interview Notes
12 min read

Engineering

3 notes

System Design, Cloud & DevOps, RAG

System Design — Complete Notes (ByteByteGo Style)
21 min read
Retrieval-Augmented Generation (RAG) — Complete Guide
7 min read
Cloud & DevOps — Complete Interview Notes
15 min read
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