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Tech Blog & Engineering Masterclasses

In-depth developer guides on V8 internals, Python architecture, SQL, Next.js, and placement drives.

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🌐 All Articles (39) 🚀 Backend & SaaS (0) 🐍 Python & Backend (5) 🚀 Django & Web Architecture (3) 🗄️ Database & SQL (2) 🧩 Data Structures & Algorithms (5) 🎯 Interview Prep & Database (12) 💼 Career & Git Roadmaps (4) 🎨 UI & Design Systems (1) ⚡ JavaScript & Engines (2) ⚛️ Frontend & Next.js (2) 🛠️ Developer Tooling & Compilers (3)
Kashinath Chavan Kashinath Chavan • Interview Prep & Database • Aug 10

SQL for Supply Chain: Optimizing Inventory Across Multiple Warehouses with Window Functions

Supply chain managers need to balance inventory across warehouses. Learn how to compute total stock, identify imbalances, and recommend transfers with production SQL.

⏱️ 2 min read 👁️ 5 views 👏 0 claps
SQL for Supply Chain: Optimizing Inventory Across Multiple Warehouses with Window Functions
Kashinath Chavan Kashinath Chavan • Interview Prep & Database • Aug 09

Mastering SQL for Technical Interviews: Complete Zero-to-Advanced Interview Preparation Handbook (2026)

The definitive SQL technical interview masterclass: query execution order, advanced window functions, recursive CTEs, indexing internals (B-Tree/Hash), ACID isolation levels, query optimization with EXPLAIN ANALYZE, and top 15 solved FAANG interview problems.

⏱️ 14 min read 👁️ 703 views 👏 154 claps
Mastering SQL for Technical Interviews: Complete Zero-to-Advanced Interview Preparation Handbook (2026)
Kashinath Chavan Kashinath Chavan • Interview Prep & Database • Aug 08

SQL for Dating Apps: Finding Matches Within Distance & Filtering by Preferences

Building a scalable matchmaking engine requires efficient distance queries and preference filtering. Learn how to compute Haversine distances, filter by dealbreakers, and rank matches.

⏱️ 2 min read 👁️ 5 views 👏 0 claps
SQL for Dating Apps: Finding Matches Within Distance & Filtering by Preferences
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