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Practice Real-World Engineering
with modernframeworks.

Staffcoder is a hands-on coding environment where developers solve real engineering problems, from modern frameworks to DevOps tooling, inside a professional IDE.

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ReactNext.jsVueAstro
Running
1import { useState } from 'react'
2
3export default function App() {
4const [count, setCount] = useState(0)
5
6return (
7<main>
8<h1>Hello Staffcoder</h1>
9<button onClick={()=>setCount(c=>c+1)}>
10count is {count}
11</button>
12</main>
13)
14}
$npm run dev✓ Ready on :3000
React 18.3
Next.js 15
Vue 3.4
Astro 4.0
Frameworks we support
JavaScript
Python
Java
TypeScript
Ruby
PHP
Go
C#
React
Vue.js
Angular
Svelte
Django
Flask
Express.js
Laravel
SpringBoot
Ruby on Rails
DotNet
Next.js
Nuxt.js
Remix
Playwright
SeleniumJava
Git
Terraform
JavaScript
Python
Java
TypeScript
Ruby
PHP
Go
C#
React
Vue.js
Angular
Svelte
Django
Flask
Express.js
Laravel
SpringBoot
Ruby on Rails
DotNet
Next.js
Nuxt.js
Remix
Playwright
SeleniumJava
Git
Terraform

Why Staffcoder?

01

Framework-first learning

Practice inside real frameworks instead of isolated algorithms. Every challenge runs in a live environment (React, Next.js, Vue, Django), just like the job.

02

Real engineering problems

Work on full-volume architecture and production-like tasks. Not toy exercises, but problems modelled on the complexity engineers actually face at work.

03

Professional IDE experience

A full file system, real terminal, live preview, and framework-aware editor. Everything a working engineer expects, running entirely in the browser.

Framework-first practice

Practice real frameworks,
not just coding problems.

Work inside React, Django, Node.js and other modern frameworks through real engineering challenges. Every problem runs in a live, fully-configured environment with no isolated algorithm puzzles.

  • ✓ Live framework environments
  • ✓ Real file systems & terminals
  • ✓ Framework-specific test cases
App.jsxstyles.csspackage.json
1import { useState, useEffect } from 'react'
2
3export default function Dashboard() {
4const [data, setData] = useState([])
5
6useEffect(() => {
7fetch('/api/data')
8.then(r => r.json())
9.then(d => setData(d))
10}, [])
11
12return <main>
13<h1>Dashboard</h1>
$npm run dev✓ Ready on :3000
Challenges248 open
Build a paginated REST API
Node.js
medium
Implement auth middleware
Express
hard
Create a reactive data store
Vue
medium
SSR page with dynamic routing
Next.js
hard
Django model relationships
Django
medium
Real-world problems

Solve real-world
engineering problems.

Ship features. Fix bugs. Refactor production code. Our problem set is modelled on the actual work engineers do every day, not abstract puzzles with no real context.

  • ✓ 250+ framework-specific challenges
  • ✓ Easy, medium, hard difficulty tiers
  • ✓ Points & leaderboard progression
Full IDE environment

Complete Developer
Workspace.

Code, test, and debug inside a full IDE with terminal, file system, and live preview. Everything a working engineer needs, running entirely in the browser and ready in seconds.

  • ✓ Real terminal & file system
  • ✓ Live browser preview
  • ✓ Syntax highlighting & autocompletion
staffcoder — dashboard-react
dashboard-react
📁 src
  📄 App.jsx
  📄 index.css
📄 package.json
📄 vite.config.js
App.jsxindex.css
1import { useState } from 'react'
2
3export default function App() {
4const [c, set] = useState(0)
5return <div>
6<h1>Count: {c}</h1>
7<button onClick={() => set(c=>c+1)}>++</button>
8</div>
9}
localhost:3000

Count: 0

$npm run dev✓ Ready
Your progressWeek 4
React
72%
Next.js
45%
Vue
31%
Django
18%
48
Challenges solved
12d
Current streak
2,148
Total points
Progress tracking

Track your
engineering progress.

See your growth across frameworks and improve through consistent, hands-on practice. Track streaks, points, and framework-level mastery in one place.

  • ✓ Per-framework progress bars
  • ✓ Daily streaks & points
  • ✓ Leaderboard & ranking
Simple workflow

From zero to
shipping code.

A straightforward path from picking a framework to solving real problems in a professional environment. Four steps, no fluff.

01
Choose a Framework
Select
02
Pick a Challenge
Browse
03
Solve in the IDE
Code
04
Track Progress
Level up

Start building like
a real engineer.

Get started

Join developers practicing real-world engineering with modern frameworks.