Basic Node JS server using http module.

index.js

const http = require('http');

const PORT = process.env.PORT || 5000;

const app = http.createServer((req, res) => {
  res.writeHead(200, { 'Content-Type': 'text/html' });
  res.write("Hello World");
  res.end();
});


app.listen(PORT, () => {
	console.log(`Server is running on port ${PORT}`);
});

http gist