Glossary of definitions

On-call Engineer (OCE)

The on-call engineer is the person currently assigned to take-point if any serious issues arise. They are typically the ones on “pager duty” who get a phone call in the middle of the night if/when things break. read more »


An incident management platform that provides reliable incident notifications via email, push, SMS, and phone, as well as automatic escalations, on-call scheduling, and other functionality to help teams detect and fix infrastructure problems quickly. read more »

Parameter Store

The Amazon Systems Manager Parameter Store provides secure, hierarchical storage for configuration data management and secrets management. read more »

Platform-as-a-Service (PaaS)

A Platform-as-a-Service is a type of cloud platform which offers black-box services that enable developers to build applications on top of the compute infrastructure without needing to deal with the day-to-day maintenance of the infrastructure. This might include developer tools that are offered as a service to build services, or data access and database services, or billing services. read more »

Relational Database Service (RDS)

Amazon Relational Database Service is a service that makes it easier to set up, operate, and scale a relational database in the cloud. It provides cost-efficient, resizable capacity for an industry-standard relational database and manages common database administration tasks such as backups, restores, and automatic failover. read more »