Cloud: Aws,Azure,crok cloud, openstack(mirantis)
Load distribution (load balancing) Bind (round robin algorithm), HAproxy (balancing requests to Wowza, load balancing between nodes)
Streaming servers (wowza).
Monitoring system: cacti, munin, nagios, zabbix
Understanding and experience of the construction of high load systems.
Knowledge of writing sql queries, query optimization.
Load testing of web applications
Load testing tools: tsung, siege
Experience of implementing openstack