I will diagnose and fix one n8n workflow error or broken node

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Zhangyuanwei

About this gig

I will diagnose and fix one primary defect in one existing n8n workflow of up to 10 nodes. You provide a credential-stripped workflow JSON, the error or log, a sanitized sample input, and the expected output. I will identify the root cause, make the smallest practical fix, test it against the supplied example, and return the corrected workflow JSON or config plus a short root-cause and fix note. One bounded revision is included for the same defect. This Gig does not include full-system redesigns, multiple unrelated issues, paid third-party APIs, customer payment or banking systems, or requests that require unnecessary secrets.

Get to know Zhangyuanwei

Zhangyuanwei

n8n Workflow Automation Specialist

  • FromChina
  • Member sinceOct 2026
  • Languages

    Chinese
I specialize in practical workflow automation and troubleshooting, especially n8n. I diagnose broken nodes, data-mapping issues, routing logic, and API/integration problems, then provide a minimal tested fix with clear root-cause notes. I focus on bounded, reproducible fixes rather than unnecessary redesigns.

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