Get a clear answer on one flaky browser or API workflow before paying for a larger fix. Includes: - Reproduction of one concrete failure path in Playwright, Node, .NET, or Python - Root-cause map with the smallest safe correction - Focused regression check and a concise handoff note - A decision: fix now, change acceptance, or escalate upstream Best for transient 4xx/5xx responses, duplicate mutations, stale UI state, and selector or fixture flakiness. Delivery: 1 business day after access and acceptance criteria. Fixed price: US$149. Work starts only through Contra's funded/protected checkout. I do not bypass CAPTCHA, MFA, authentication, or access controls.