Consulting / skills

• SQL and NoSQL databases and data stores:
  – Apache Cassandra (backup and restore, snapshots, deployments, upgrades, repairs, multi-datacenter setups, regular maintenance, monitoring)
  – ElasticSearch (debugging stability issues, upgrading to newer versions, setting disk usage watermarks, performance tuning, memory usage optimizations, deployments, regular maintenance, monitoring)
  – MySQL / MariaDB

• Cloud providers:
  – AWS (EKS, ACM, ASM, S3, EC2, ELB, ECR, ECS, VPC, SG, Auto Scaling, Launch Config, Route-53)
  – Azure
  – GCP

• Deployment automation and provisioning:
  – Kubernetes
  – Ansible
  – Vagrant
  – Docker
  – Kubernetes
  – Git
  – Travis CI, TeamCity, Jenkins

• Monitoring and alerting:
  – Zabbix (I wrote a guide to Zabbix Book: http://www.zabbixbook.com/2017/08/01/auto-registering-linux-agents-with-tls-psk-encryption/ )
  – New Relic
  – Grafana
  – PagerDuty
  – Librato
  – CopperEgg
  – Nagios
  – collectd (with FastJMX)

• Operating Systems:
  – Debian GNU/Linux
  – Ubuntu
  – RedHat / CentOS

In case you don’t find what you’re looking for on the list above, or, you’ve actually managed to find it, just drop me a line.