Web Engineeringarticles
Modern web development — frameworks, APIs, edge computing, and the tools shaping how we build for the browser. 118 articles and counting.
How Rspack Works Internally: Webpack-Compatible Module Graph, Rust Compilation Pipeline, and the Incremental Build Architecture Behind the Fastest Webpack Replacement
A deep dive into Rspack's Rust-based architecture, module graph construction, SWC transformation pipeline, webpack compatibility layer, incremental compilation, and what the tradeoffs look like for teams migrating from webpack.
How Turbopack Works Internally: Incremental Computation, Function-Level Caching, and the Rust-Based Bundler Architecture Behind Next.js
A deep dive into Turbopack's architecture covering the Turbo engine's incremental computation model, function-level caching, Rust-based module resolution, granular HMR invalidation, SWC integration, persistent caching, and how it compares to webpack, Vite, esbuild, and Rspack.
How gRPC Works: Protocol Buffers, HTTP/2 Multiplexing, and Bidirectional Streaming From Service Definition to Wire Format
A deep dive into gRPC internals: Protocol Buffer IDL and the buf codegen pipeline, HTTP/2 stream multiplexing and HPACK header compression, all four RPC patterns with TypeScript, channel management, deadline propagation, interceptors, load balancing from pick-first to xDS, the health checking protocol, and production tradeoffs vs REST and GraphQL.
How Node.js Works Internally: The Event Loop, libuv Thread Pool, and Async I/O Architecture From require() to Process Exit
A deep dive into Node.js internals covering V8 JIT compilation, the six-phase libuv event loop, thread pool mechanics, microtask queue priority, async/await desugaring, CommonJS versus ESM module resolution, and production tuning considerations with TypeScript examples.
How Next.js Works Internally: The Compilation Pipeline, RSC Protocol, and Caching Architecture From Request to Render
A deep dive into the internal architecture of Next.js App Router. Covers the SWC/Turbopack compilation pipeline, the RSC wire protocol, the four-layer caching architecture, rendering strategies, middleware execution, Server Actions, and the self-hosted vs managed deployment tradeoffs.
How the TypeScript Compiler Works: Parsing, Type Checking, and the Emit Pipeline From Source to JavaScript
A deep dive into TypeScript compiler internals covering the five compilation phases (scanner, parser, binder, type checker, emitter), how the Program object manages tsconfig resolution, declaration file generation, incremental compilation with .tsbuildinfo, and how this knowledge helps you debug confusing type errors and optimize build performance.
From Vibe Code to Production: Rescuing AI-Generated Codebases
A systematic methodology for taking an AI-generated codebase through triage, stabilization, and hardening. Covers the specific failure patterns that appear at scale, a security and architecture audit checklist, the stabilize-refactor-harden rescue sequence, and a decision framework for rewrite vs. refactor.
How Package Managers Work: Dependency Resolution, Lockfiles, and the Architecture Behind npm, pnpm, and Yarn
A deep dive into how JavaScript package managers resolve dependency version ranges, why lockfiles guarantee deterministic installs, the flat versus nested node_modules debate, pnpm's content-addressable store, phantom dependencies, and the registry protocol.
How React Works Internally: The Fiber Architecture, Reconciliation Algorithm, and Concurrent Rendering from setState to DOM Update
A deep dive into React's internal architecture covering the Fiber tree data structure, the O(n) reconciliation algorithm, hook storage as linked lists, concurrent rendering with lanes and priority scheduling, and the complete lifecycle of a state update from setState through to DOM commit.
How React Server Components Work: The Compilation Pipeline, RSC Protocol, and Architecture Behind Zero-Bundle Server Rendering
A deep technical look at how React Server Components split the module graph at use client boundaries, serialize the component tree over the Flight wire protocol, and reconstruct it on the client without shipping server code to the browser.
How the Browser Renders a Web Page: Parsing, Layout, Paint, and Compositing from URL to Pixels
A deep dive into the browser's critical rendering path: HTML and CSS parsing, render tree assembly, layout computation, paint operations, and GPU compositing. With TypeScript examples for measuring and optimizing each phase.
How Vite Works: ES Modules, Dependency Pre-Bundling, and the Architecture Behind the Fastest Dev Server
A deep-dive into Vite's architecture covering native ES module serving, esbuild dependency pre-bundling, HMR propagation, the plugin pipeline, and production Rollup builds for senior engineers.