Hey, I'm Nitin Ahirwal.

LeetCode Challenge Day 47 — 3217. Delete Nodes From Linked List Present in Array

Day 47 of my LeetCode challenge! Today’s problem is "Delete Nodes From Linked List Present in Array" — a medium-level linked list problem that tests efficient traversal and node deletion using hashing. I share my JavaScript solution with a clean one-pass approach.

LeetCode Challenge Day 46 — 3289. Get Sneaky Numbers

Day 46 of my LeetCode challenge! Today’s problem is "Get Sneaky Numbers" — a simple array problem that tests how you handle duplicates efficiently. I share my JavaScript solution with an optimized linear-time approach and clear reasoning.

Amazon Layoffs Explained - A Deep Dive into Andy Jassy’s Restructuring Strategy and What It Means for Engineers

Amazon’s recent decision to lay off 14,000 employees has raised eyebrows across the tech world. Beyond the headlines about AI and macroeconomics, the reality is that Andy Jassy is fundamentally reshaping Amazon’s management structure. This blog explores the context, reasons, internal leaks, and what these changes mean for engineers, managers, and the broader job market.

LeetCode Challenge Day 45 — 1526. Minimum Number of Increments on Subarrays to Form a Target Array

Day 45 of my LeetCode challenge! Today’s problem is "Minimum Number of Increments on Subarrays to Form a Target Array". The trick is to realize you only need to pay for increases between consecutive elements. I share my JavaScript solution with complexity analysis.