REST API

Microservices

An architectural style structuring an application as a collection of loosely coupled, independently deployable services.

Monolithic Architecture

A software architecture where all components are tightly integrated into a single deployable unit.

Service Mesh

An infrastructure layer handling service-to-service communication in microservices, managing traffic, security, and observability.

API

Application Programming Interface — a set of protocols and tools for building and integrating software applications.

GraphQL

A query language for APIs that lets clients request exactly the data they need in a single request.

gRPC

A high-performance remote procedure call framework developed by Google using Protocol Buffers for serialisation.

Event-Driven Architecture

An architecture pattern where the flow of the system is determined by events — significant changes in state.

Message Queue

A communication method where messages are stored in a queue until the receiving application can process them.

Pub/Sub

A messaging pattern where publishers send messages to topics and subscribers receive messages from topics of interest.

Edge Computing

Processing data near the source of data generation rather than in a centralised cloud data centre.

Content Delivery Network

A distributed network of servers that delivers web content to users based on their geographic location.

Automatically adjusting compute resources based on current demand to maintain performance and optimise costs.

The process of moving data, applications, and workloads from on-premises infrastructure to cloud environments.

A cloud computing option that uses spare capacity at significantly reduced prices with the possibility of interruption.

A software emulation of a physical computer that runs an operating system and applications independently.

An authentication scheme allowing users to log in once and gain access to multiple related systems.

A software architecture where a single instance serves multiple customers, with each tenant's data isolated and invisible to others.

A configuration where an application runs in a private cloud and bursts into a public cloud when demand spikes.

A lightweight, portable software package that bundles application code with all its dependencies for consistent execution.

HTTP

Hypertext Transfer Protocol — the application-layer protocol for transmitting hypermedia documents on the World Wide Web.