Lewis Campbell
Consultant at OutData specializing in testing and reliability for legacy SaaS codebases, known for applying deterministic simulation and property-based testing techniques.
Best podcasts with Lewis Campbell
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Mar 4, 2026 • 58min
Escaping the Spaghetti: How to Test Untestable Codebases
Lewis Campbell, consultant at OutData who specializes in testing and reliability for legacy SaaS, explains practical ways to tame messy code. He covers adding static typing and schemas, extracting deterministic islands from tangled apps, moving business logic out of React, and using property-based and simulation-style randomized tests to reveal bugs. He also talks about political tactics for surgical refactors and team buy-in.
