Critical failures in APIs can cause massive disruption, as seen in real-world examples of zombie APIs, insecure design, and knowledge loss.
The evolution from waterfall monoliths to agile microservices created a "service death star" with numerous potential points of failure.
Teams face challenges with microservice adoption due to a lack of skills, system complexity, and pressure to deliver features quickly.
Integrated and end-to-end tests become slow, flaky, and hard to debug, providing feedback too late in the development cycle.
While OpenAPI and AsyncAPI provide a common language, they don't solve provider drift, consumer drift, versioning, or governance challenges.
Contract testing validates interactions between services in isolation, providing fast feedback without the need for integrated environments.
The Pact Broker stores contracts and enables the `can-i-deploy` tool to verify compatibility before deploying services independently.
Bi-directional contract testing and design-time checks in tools like Swagger Editor provide impact analysis before any code is written.
The Arazzo specification helps document and compose complex, deterministic API workflows to manage the rise of AI agent consumers.
By understanding consumer usage through contracts, teams can manage breaking changes, combat Hyrum's Law, and reduce the need for API versioning.
20:29Simon Auer
28:55James Seconde
27:25Rustam Mehmandarov
26:02Vincent Hennig & Anupam Krishnamurthy
23:47Pratim Bhosale
28:16Alexis Yushin
28:49Nicolas Fränkel
32:28Hugo Guerrero
Jobs that call for the skills explored in this talk.
CONTIAMO GMBH
Berlin, Germany
Peter Park System GmbH
München, Germany
V-IT
WE7 Digital GmbH