It Scales Until It Doesn't

Co-presented with Dmitry Tiagulskyi at the Grammarly Ukraine office on Sportyvna Square — the first run of the It Scales talk, two days before the fwdays Highload conference: scaling walls in Grammarly's text-processing pipeline (hash functions, AWS virtualization, Java profiling, a bit of disassembled C++) for an evening audience at the office.