For the last three years Srđan has been building, maintaining and fighting a few projects that make use of distributed computing, parallel processing, message brokers, queues and workers.
This is one of those “from the trenches” talks, where he regaled you with tales about the series of unfortunate events that may happen as your application grows in complexity. Tales like disk space fluctuations, importance of logging, NoSql problems, restructuring your order of execution in code for performance gains, short sighted albeit logical architectural decisions that will cost you in the long run.