Tag: #frontend
Writing on GPUs, LLMs, MLOps, Kubernetes — and mindset · 35 posts
Frontend Monitoring & Error Tracking 2025 — Sentry, Datadog RUM, PostHog, LogRocket, Session Replay, Source Maps, AI Anomaly Detection (S6 E8)
The moment you deploy, every user screen becomes a black box. 2025 Sentry vs Datadog RUM vs PostHog vs LogRocket vs Bugsnag, source-map hygiene, the ethics of session replay, Core Web Vitals integration, AI-powered anoma
2026-04-15 · 7 min read #monitoring#error-tracking#sentry#datadog#posthogFrontend Testing 2025 — Vitest, Jest, Bun, Testing Library, Playwright, Storybook, MSW, Visual Regression, AI (S6 E11)
Jest is no longer the default. Vitest won the unit-test race, Playwright displaced Cypress for e2e, Storybook 8 made component tests first-class, and AI-generated tests became table stakes. This is a practical guide to a
2026-04-15 · 6 min read #frontend#testing#vitest#jest#bun-testThe Frontend Engineer in 2025 — Career Growth, RSC, Signals, AI, Edge, Burnout (Season 6 Finale)
The Season 6 finale: where is the frontend engineer role in 2026? Server Components and Signals changed the mental model. AI pair-programmers changed how we write code. The "full-stack TypeScript" identity matured. Here
2026-04-15 · 8 min read #frontend#career#rsc#signals#aiState Management Complete Comparison 2025: React Context vs Zustand vs Jotai vs Redux Toolkit vs Recoil ♪ Listenable
Everything about state management in 2025! 5-way comparison, TanStack Query for server state, Signals paradigm, bundle size/performance/DX benchmarks, and project-specific selection guide.
2026-03-24 · 19 min read #state-management#react#zustand#jotai#redux-toolkitWeb Accessibility (a11y) Complete Guide 2025: WCAG 2.2, ARIA, Keyboard Navigation
Everything about web accessibility! WCAG 2.2, Semantic HTML, ARIA, keyboard navigation, color contrast, screen readers, React/Next.js patterns, and axe-core automation.
2026-03-24 · 15 min read #accessibility#a11y#wcag#aria#screen-readerMonorepo Strategy Guide 2025: Nx vs Turborepo vs Lerna — Complete Guide to Managing Large Codebases
Everything about monorepos! Nx vs Turborepo vs Lerna comparison, pnpm workspace setup, selective builds/tests, CODEOWNERS, Changesets versioning, CI/CD optimization, and large-scale team monorepo strategies.
2026-03-24 · 18 min read #monorepo#nx#turborepo#lerna#pnpm-workspacePWA Complete Guide 2025: Native-Quality Web Experiences
Service Worker, Cache API, Web App Manifest, push notifications, Workbox, Next.js PWA, app store distribution
2026-03-24 · 18 min read #pwa#service-worker#web-manifest#offline#push-notificationModern CSS Mastery 2025: Flexbox, Grid, Container Queries, and Tailwind CSS ♪ Listenable
Everything about modern CSS! Flexbox vs Grid comparison, Container Queries, CSS Nesting, :has() selector, View Transitions, Scroll-Driven Animations, Tailwind CSS v4, CSS-in-JS comparison, responsive design patterns, and
2026-03-24 · 19 min read #css#flexbox#grid#tailwind#container-queriesHow Browsers Work: From URL Input to Pixel Rendering — Essential Frontend Interview Knowledge
Everything about how browsers work! DNS→TCP→HTTP→HTML parsing→DOM/CSSOM→Render Tree→Layout→Paint→Composite, Critical Rendering Path optimization, Reflow/Repaint, requestAnimationFrame, Web Workers, and more.
2026-03-24 · 17 min read #browser#rendering#dom#cssom#layoutWeb Performance Optimization Complete Guide 2025: Core Web Vitals, Loading Strategies, and Rendering Patterns
Everything about web performance! Core Web Vitals (LCP/CLS/INP) optimization, image/font/JS optimization, Code Splitting, Tree Shaking, Service Worker, CDN, rendering patterns (SSR/SSG/ISR/Streaming), and achieving a Lig
2026-03-23 · 22 min read #web-performance#core-web-vitals#lcp#cls#inpAdvanced TypeScript Patterns Mastery: From Generics to Type Gymnastics — 2025 Practical Guide ♪ Listenable
Master the advanced type system of TypeScript 5.x. Conditional Types, Mapped Types, Template Literal Types, Branded Types, Zod schema validation, tRPC type-safe APIs — 30 type gymnastics exercises on the path to senior d
2026-03-23 · 29 min read #typescript#generics#type-system#design-patterns#advancedNext.js 15 + React 19 Complete Guide: Server Components to Server Actions — 2025 Production Handbook ♪ Listenable
Master the innovations of Next.js 15 and React 19. From Server Components and Server Actions to Turbopack, PPR, caching strategies, and advanced App Router patterns — a production-ready guide for developers migrating fro
2026-03-23 · 34 min read #nextjs#react#server-components#server-actions#rscThe Definitive 2025 Developer Study Guide: Tech Stack Roadmaps, Free Resources, and Interview Prep for Every Position ♪ Listenable
A comprehensive, data-driven study guide covering every tech stack in modern JDs — from algorithms and system design to AI/ML, DevOps, and data engineering. Includes curated free/paid resources, certification prep, and p
2026-03-21 · 38 min read #study-guide#career#learning-resources#coding-test#system-designReact Server Components and Server-First Web Development: The New Standard in 2026
React Server Components (RSC) have become the standard in frontend development in 2026. This comprehensive guide covers RSC fundamentals, Next.js 15 implementation, migration from traditional approaches, and measurable C
2026-03-16 · 10 min read #react#nextjs#web-development#server-components#frontendVite 8.0 and Rolldown Bundler: Innovation in Rust-Based Frontend Build Tools ♪ Listenable
Analyzes the 10-30x build performance improvements achieved by Vite 8.0 integrating esbuild and Rollup into the Rust-based Rolldown bundler. Provides a practical guide covering installation, migration, benchmarks, and tr
2026-03-15 · 20 min read #devops#vite#rolldown#rust#frontend