Many of today's big tech cos, which were unicorns in the 2005-2015 era, were built on top of Ruby/Rails. Today those companies have diversified their tech stac

Many of today's big tech cos, which were unicorns in the 2005-2015 era, were built on top of Ruby/Rails. Today those companies have diversified their tech stacks but for the most part the core rails monoliths aren't going anywhere. They need engineers to work on them.