References

Banking

Our customer is one of the fastest growing digital platforms in the field of financial commerce - worldwide. They offer both business customers and consumers innovative value-added services related to digital payments: online, mobile and at the point of sale.

Datacenter Migration

We supported our customer to migrate their applications from one of their country branches to the munich datacenter.

This included the following tasks:

• Migration of monitoring from Zabbix to Check_MK
• Application migration from active-passive to active-active cluster
• Review and refactoring of puppet modules

Puppet Migration

We supported a division with the migration of their puppet modules from puppet 2 to puppet 3.

• Creating a migration plan with the team, identifying the migration order and application clusters
• Refactoring of existing modules into a simplified roles/profiles setup
• Executing the migration application by application, verifying functionality after the migration

Monitoring

We supported a division with the refactoring and cleanup of the monitoring system.

• Identify stale, faulty or otherwise problematic checks
• Define improved alert handling workflow and support team intoducing and sticking to it
• Develop comparison and documentation generation tooling
• Migrate existing checks to corporate documentation and management solution
• Implement new checks, fix existing checks
• Add health-checks to existing applications

Puppet 6 (Cloud)

We supported a division with the development and implementation of a masterless puppet 6 workflow.

• Define and implement a cloud ready puppet 6 masterless workflow
• Migrate puppet 3 modules to puppet 6
• Implement rspec testing
• Integrate puppet 6 provisioning into corporate cloud terraform modules