Testing in Serverless: TDD and Serverless at Scale

📰 Dev.to · Lucas Geovani Castro Brogni

Learn how to apply Test-Driven Development (TDD) to serverless applications at scale

intermediate Published 14 Feb 2026

Action Steps

Apply TDD principles to serverless functions using frameworks like Jest or Pytest
Configure testing environments for serverless applications using tools like AWS SAM or Serverless Framework
Write unit tests for serverless functions to ensure correctness and reliability
Use integration tests to verify interactions between serverless functions and other services
Optimize test suites for serverless applications to reduce costs and improve performance

Who Needs to Know This

Developers and DevOps teams working with serverless architectures will benefit from this knowledge to ensure reliable and scalable applications

Key Insight

💡 TDD is crucial for ensuring reliability and scalability in serverless applications

Key Takeaways

Learn how to apply Test-Driven Development (TDD) to serverless applications at scale

If you're building with serverless, you've probably already found yourself asking, "How am I supposed...