Frontend

Refactor React components with composition patterns instead of boolean prop sprawl

React and Next.js performance guidelines from Vercel Engineering

Add smooth page and route transitions with the React View Transition API

Build 3D web scenes with Three.js, React Three Fiber and WebGL

Implement Algolia indexing, InstantSearch and relevance tuning

Build modern Angular v20 apps with signals, standalone and zoneless setups

Build content-focused websites with Astro, islands architecture and MDX

Lay out Avalonia UI with shared styles and generic components in Zafiro

Build Avalonia ViewModels and wizards with Zafiro and ReactiveUI

Follow Zafiro conventions and rules for Avalonia UI development

Build Chrome and Firefox extensions with Manifest V3, content scripts and popups

Add an SEO-friendly blog to a Next.js site with Sanity CMS and article pages

Build Chrome extensions with Manifest V3 service workers and content scripts

Convert Figma designs into React and Tailwind code with checkpoints

Build secure Electron desktop apps with IPC, preload scripts and auto-update

Find hardcoded strings and set up locale files, translations and RTL support

Explain and debug core JavaScript concepts from closures to async and promises

Write modern JavaScript with ES6+, async patterns and Node.js APIs

Structure Next.js 14+ App Router apps with server components and routing patterns

Apply Next.js App Router patterns for server components, data fetching and routing

Use the PocketBase JavaScript SDK for auth, CRUD, realtime events and uploads

Build offline-ready, installable PWAs with service workers and caching strategies

Speed up React and Next.js apps by removing request waterfalls and shrinking bundles

Diagnose slow React components and apply targeted rendering performance fixes

Apply React patterns for hooks, composition, performance and TypeScript

Handle loading, error and data fetching states in React UI components

Build scroll-driven parallax and cinematic web story experiences

Scaffold React and Next.js components and tune bundles and performance

Scaffold full-stack React, Next.js, Node and PostgreSQL apps with architecture guidance

Build full-stack SvelteKit apps with routing, SSR, API routes and form actions

Configure Tailwind CSS v4 with CSS-first setup and design tokens

Manage async React data with TanStack Query caching, mutations and SSR

Build Telegram Mini Apps with the Web App API, user auth and payments

Fix TypeScript type errors, slow builds and monorepo or migration problems

Improve page load speed, Core Web Vitals, bundle size and caching for web apps

Validate data with Zod schemas, custom errors, refinements and type inference

Create typed Zustand state stores with middleware in TypeScript

Migrate HeroUI v2 apps to v3 following the official component upgrade guide

Build React UIs with HeroUI v3 components, Tailwind v4 and oklch theming

Build, test and verify web projects in a real browser before calling them done

Scan and fix WCAG 2.2 AA accessibility violations in React, Vue and HTML

Build cinematic scroll-driven 2.5D landing pages with parallax and text animation

Build a single-file HTML landing page with scroll effects and parallax depth

Generate a Next.js SaaS starter with auth, Stripe billing and a dashboard

Pull Figma design context, screenshots and assets and turn nodes into code

Turn Figma designs into production UI code with close visual fidelity

Bootstrap and build WinUI 3 desktop apps in C# with the Windows App SDK

Refine a working feature UX in a live browser from your feedback before shipping

Build web and React clients that connect to SpacetimeDB from TypeScript