DevJam Articles

Technical Writing

Deep dives into engineering concepts. No fluff, just source code, architecture schematics, and clean analysis notes.

LLM Basics6 min read

What is Tokenization?

Learn how text is broken down into tokens, vocabulary indexes, and embeddings space for LLM input pipelines.

May 20, 2026Read Article
Transformers8 min read

How Attention Works?

A comprehensive visual guide to Query, Key, and Value projections and causal masking operations inside transformers.

May 15, 2026Read Article
RAG10 min read

Vector Databases & Chunking

Optimize semantic search retrieval quality by evaluating overlapping character chunk splits and metadata keys.

Jun 01, 2026Read Article
Frontend Architecture10 min read

Micro Frontends Architecture

Design, build, federate, and scale decoupled user interface components using Next.js and Module Federation.

May 10, 2026Read Article
System Design12 min read

Rate Limiter Deep Dive

Design fault-tolerant rate limiting microservices capable of scaling to support millions of client requests.

May 05, 2026Read Article
DevOps7 min read

Dockerizing Node Pipelines

Learn how to write multi-stage Dockerfiles, minimize container size, cache dependencies, and deploy zero-downtime builds.

Jun 04, 2026Read Article
DSA8 min read

Mastering Sliding Windows

Optimize sub-array searches and substring boundaries from O(N^2) to O(N) complexity with moving boundary pointers.

Jun 08, 2026Read Article
DSA9 min read

Graph Traversals Visualized

Deconstruct node processing orders in BFS and DFS grids with visual coordinate mapping.

Jun 10, 2026Read Article
DSA8 min read

Mastering Two Pointers

Learn how to optimize linear search intervals and matching bounds from O(N^2) to O(N) using inward or different speed pointers.

Jun 11, 2026Read Article
DSA9 min read

Mastering Binary Search

Go beyond basic search; learn to apply binary search on answer spaces and rotated intervals in O(log N) runtime.

Jun 11, 2026Read Article
DSA8 min read

Mastering Heaps & Priority Queues

Understand binary heap structures, dynamic streams, and how to extract min/max items in O(log K) time.

Jun 12, 2026Read Article
DSA11 min read

Mastering Dynamic Programming

Learn to build recurrence relations, design top-down memoization, and write bottom-up tabulation solutions.

Jun 12, 2026Read Article