I-Tier: Dismantling the Monolith

at October 30th, 2013

We recently completed a year-long project to migrate Groupon’s U.S. web traffic from a monolithic Ruby on Rails application to a new Node.js stack with substantial results. Groupon’s entire U.S. web frontend has been a single Rails codebase from its inception. The frontend codebase quickly grew large, which made it difficult to maintain and challenging… Read More