PulseROI Redesigns Influencer Campaign Monitoring to Run Reliably on Serverless

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Indian direct-to-consumer brands spend heavily on YouTube creator campaigns but typically stop tracking performance once videos go live, even though purchases can follow weeks or months later. While building PulseROI, a tool for continuous campaign monitoring, the developer found that a naive synchronous loop hit Vercel's serverless timeout limits once campaigns exceeded about 15 videos. The fix was to restructure the pipeline into batched, asynchronous processing that tolerates individual API failures using Promise.allSettled. A 25-second timeout guard was also added so the cron job exits cleanly before Vercel terminates it.

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