Tech Blog & Engineering Masterclasses

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

Kashinath Chavan • Developer Tooling & Compilers • Aug 23

Docker & Docker Compose Deep Dive: Multi-Stage Builds, Layer Caching & Production Optimization

Docker multi-stage builds cut production image sizes from 1.2GB to under 80MB. Learn layer caching strategies, BuildKit secrets, health checks, and production-grade docker-compose patterns for Django, Node, and Next.js apps.

⏱️ 5 min read 👁️ 4126 views 👏 487 claps ⭐ Featured

Docker & Docker Compose Deep Dive: Multi-Stage Builds, Layer Caching & Production Optimization

Kashinath Chavan • Python & Backend • Aug 21

Python Asyncio Masterclass: Building a High-Concurrency Web Scraper with aiohttp

Python's asyncio event loop can handle 10,000+ concurrent connections on a single thread. Learn coroutines, tasks, semaphores, and build a real production async web scraper with aiohttp that is 40x faster than the requests equivalent.

⏱️ 5 min read 👁️ 2985 views 👏 398 claps

Python Asyncio Masterclass: Building a High-Concurrency Web Scraper with aiohttp

Kashinath Chavan • Interview Prep & Database • Aug 17

Core Java & JVM Memory Architecture: Static, Final, Heap & Stack Models

Understand JVM internal runtime data areas: ClassLoader subsystem, Heap memory generations, Stack frames, Method Area, and exact Static vs Final behavior.

⏱️ 1 min read 👁️ 372 views 👏 82 claps

Core Java & JVM Memory Architecture: Static, Final, Heap & Stack Models

Kashinath Chavan • Career & Git Roadmaps • Aug 15

Git Advanced Workflows: Interactive Rebase, Cherry-Pick, Bisect & Worktrees

Git power users know commands that make time travel possible. Learn interactive rebase to sculpt perfect commit histories, git bisect to find the exact commit that introduced a bug in 12 steps, cherry-pick for surgical code transplants, and worktrees for parallel feature development.

⏱️ 5 min read 👁️ 2651 views 👏 347 claps

Git Advanced Workflows: Interactive Rebase, Cherry-Pick, Bisect & Worktrees

Kashinath Chavan • Career & Git Roadmaps • Aug 10

Git & GitHub Complete Learning Path: Zero to Production Masterclass (2026)

A complete, step-by-step masterclass on Git version control and GitHub collaboration: working tree vs staging area, branching workflows, merge vs rebase, conflict resolution, cherry-pick, stashing, pull requests, and CI/CD pipelines.

⏱️ 9 min read 👁️ 666 views 👏 146 claps