title: NodeJs Bull for Background tasks
body: <p>I have been using Bull for background tasks in my node application.</p>
  
  <p><a href="https://github.com/OptimalBits/bull" rel="nofollow noreferrer">https://github.com/OptimalBits/bull</a></p>
  
  <p>Now that node is single threaded by nature. Does bull use the same thread on which node application is running or it forks another thread and runs as a separate instance?</p>