Web Engineering — Page 5 of 10
Browsing page 5 of 10 — 118 articles on web engineering.
Building Type-Safe APIs with Hono and TypeScript: Routing, Validation, and Middleware on the Edge
How to build production-grade APIs using Hono with TypeScript. Covers type-safe routing, Zod-based validation middleware, error handling patterns, and deployment to Cloudflare Workers.
Server-Sent Events in Production: Real-Time Dashboards, Event Streaming, and Scaling Patterns Beyond WebSockets
A production-focused guide to SSE: protocol mechanics, Node.js/Hono server implementation, EventSource reconnection handling, Redis fan-out for horizontal scaling, backpressure, proxy timeouts, and a decision framework for SSE vs WebSockets.
Building Type-Safe APIs with Hono and TypeScript: RPC, Validation, and End-to-End Types
A deep practical guide to Hono's type system: how RPC client inference works under the hood, advanced Zod validation patterns, typed middleware composition, structured error handling, and a direct code-level comparison with tRPC.
Islands Architecture in Practice: Partial Hydration, Selective Rendering, and Performance Patterns in Astro
A practical deep dive into islands architecture and partial hydration in Astro. Covers how client:* directives work, when to hydrate and when not to, measuring the performance impact, patterns for interactive islands in mostly-static pages, and how this compares to React Server Components.
Optimizing Core Web Vitals in Next.js: LCP, INP, and CLS Strategies for Production React Applications
A practical guide to improving LCP, INP, and CLS in Next.js App Router applications. Covers image optimization, font loading, streaming server components, hydration cost reduction, useTransition, web workers, and layout shift prevention with real measurement code.
Building a Design System in React: Component APIs, Token-Based Theming, and Automated Visual Regression Testing
A practical guide to building a production React design system from scratch, covering component API design, design token architecture, Storybook integration, visual regression testing, and versioning strategy for growing teams.
Building a SaaS Onboarding Flow: Product Tours, Activation Metrics, and Progressive Disclosure in Next.js
A practical guide to building production onboarding in Next.js. Covers step-based wizard architecture with server-side state, database-backed progress tracking, role/plan conditional rendering, Floating UI product tours, activation metric design, progressive disclosure patterns, and a state machine approach for multi-step flows. TypeScript examples throughout.
Building Real-Time Dashboards with Server-Sent Events: Live Metrics, Chart Updates, and Connection Recovery in Next.js
A practical guide to streaming live metrics into a Next.js dashboard using SSE Route Handlers, efficient chart re-rendering without full redraws, missed-event recovery, and Redis pub/sub fan-out for multi-instance deployments.
Building Embeddable Widgets for SaaS: iframes, Web Components, and Cross-Origin Communication Patterns
A practical guide to the three main approaches for building embeddable SaaS widgets: iframes, Web Components with Shadow DOM, and script-injected React. Covers security models, cross-origin auth, responsive sizing, versioning, and performance budgets.
Building Tenant-Aware Analytics Dashboards in Next.js: Data Isolation, Real-Time Aggregation, and Embedded Visualizations
Analytics in a multi-tenant SaaS app is not just charts. It is data isolation, query performance at scale, and a UI that handles per-tenant context without leaking state. Here is how to build it correctly.
Row-Level Security in Postgres for Multi-Tenant SaaS: Policies, Performance, and Migration Patterns
A practical guide to implementing RLS in Postgres for multi-tenant SaaS. Covers policy syntax, tenant isolation patterns, session variables, index strategies, testing, and migration from application-level filtering.
Building Offline-First Web Applications: Service Workers, IndexedDB, and Sync Strategies in Production
A practical guide to building web applications that work reliably without network connectivity, covering service worker caching strategies, IndexedDB data storage, conflict resolution, and background sync.