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Sistr

Sistr

Digital wallet for temp workers, missions on WhatsApp

Web appMobile
Project management and developmentAgence ScrollParis, FranceMay 2026Visit site
Next.jsSupabasen8nWhatsAppMistral AIYoucheck
Sistr
Sistr dashboard

Sistr is a digital wallet that gives temp workers control over their activity.

The context

Sistr, in temp staffing (healthcare: nurse aides, RNs, etc.), had no dedicated platform to centralize the management of its temp workers: availability, documents and assignments were scattered. The goal: digitize and streamline the agency / worker relationship, leveraging WhatsApp, the channel already used daily.

My role

  • Project management and technical scoping: scope, architecture and user flows.
  • Application development (agency dashboard, availability planning, mission-profile matching, document tracking).
  • n8n automations: the entire WhatsApp layer - conversational AI chatbot, follow-ups and data sync.

The solution

  • Mobile wallet for temp workers (availability, documents, missions)
  • AI chatbot connected to WhatsApp to receive and manage missions
  • Automated profile / mission matching
  • KYC and document validation flow (via Youcheck)

The results

  • -45% administrative time (availability and documents)
  • 2x faster to identify and match available profiles
  • +60% documents completed before the mission