Lewys
Author

Lewys

Experienced tester at a mission-critical communications company. With a focus on performance and non-functional testing, I share insights to help myself and fellow testers enhance our skills.

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Generating Dynamic Test Data in k6 with Faker.js

One of the ongoing challenges is generating realistic and varied test data, especially when simulating large numbers of users. Manually creating this data can be both time-consuming and prone to errors. Fortunately, there’s a tool that can help streamline this process: Faker.js. When...

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Enhancing Performance Testing with Observability

Software development is constantly adapting, with performance testing at the forefront of ensuring seamless user experiences and system stability. Observability emerges as a pivotal enhancement, offering a nuanced approach to understanding and improving system performance. Observability, more than a mere trend, transforms our insights into...