Blog
Notes on QA testing, API validation, localization, automation and the small product details that affect real users.
A practical guide to mobile QA tools, what each one is best suited for, how to use them effectively, and why modern software teams need more than desktop testing.
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A practical QA guide to testing webhooks beyond the happy path, including duplicate events, retries, out-of-order delivery, signature validation, side effects and reconciliation.
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A practical QA look at idempotency, duplicate submissions, retry-safe APIs, payment flows, webhooks and why testing the same action twice can reveal serious product risks.
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A practical QA look at the Coldcard seed generation incident, weak entropy, open-source assumptions and why critical product risks need stronger quality gates.
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A practical guide for QA engineers on using DevTools evidence, API responses, user roles, test data and environment clues to classify bugs more clearly.
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