Test-driven development has gained popularity among developers as it gives developers instant feedback and can identify defects and problems early. Once the application is developed, during continuous integration (CI), it’s also important to run automatic tests to cover all possible scenarios before it gets built and deployed to detect defects and issues early.

Apache Kafka® provides a distributed, fault-tolerant streaming system that allows applications to communicate with each other asynchronously. Whether you are building microservices or data pipelines, it allows applications to be more loosely-coupled for better scalability and flexibility. But at the same time, it also introduces a lot more complexity to the environment.

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