If you look at their job openings, they're looking for experience re-engineering monolithic codebases to microservices, and they mention PHP experience or willi

If you look at their job openings, they're looking for experience re-engineering monolithic codebases to microservices, and they mention PHP experience or willingness to learn PHP to read their legacy codebase as a plus, so it sounds like their back-end engineers have a lot on their plate. Add in two mobile apps, plus all the technical, legal, and business challenges of operating on lots of different countries, plus recommendation algorithms, abuse detection, tons of marketing stuff I'm sure, constant running to stay in place in a crowded market, hell, that's just what I can think off of the top of my head never having worked in that space.