Use the right tool for the job. If your project is just a REST api then Rails might not be the right choice. If you're writing a complex CMS/CRM,ecommerce site,

Use the right tool for the job. If your project is just a REST api then Rails might not be the right choice. If you're writing a complex CMS/CRM,ecommerce site,or anything that has a complex UI from scratch, then rails and ruby's gigantic ecosystem will set you up and running in no time. But so can Spring,Django or Symfony if you know them from the inside out.