Miklos Mukka Szel is a Senior DB Architect at Edmodo. With more than 20 years’ experience in system and network administration, he has also worked for Walt Disney International as its main International MySQL DBA. Miklos specializes in MySQL-based high availability solutions, performance tuning, and monitoring, and has significant experience working with large-scale websites. Edmodo successfully handled the 25x db traffic growth during the first month of the pandemic.