Your employers want screened candidates, not raw applications. Ribbon's API runs white-labeled voice interviews inside your marketplace and returns scores, transcripts, and recordings by webhook.
Wellfound runs Ribbon's API in production.

Marketplaces win on candidate quality. Ribbon turns your applicant flow into interviewed, scored, comparable profiles your employers will pay more for.
Charge employers for pre-screened candidates, or use verified interviews to lift conversion on the plans you already sell.
Candidates stay in your brand and your flow. Ribbon is invisible infrastructure behind your product.
Thousands of concurrent interviews, billed on usage. No interviewer headcount on anyone's side.
A REST API and webhooks. Your product team ships the first interview flow in days, not quarters.
Your backend calls the Ribbon API to create an interview for them.
Phone or video, white-labeled, in 10+ languages, the moment they apply.
Scores, transcripts, recordings, and structured answers land back in your system within minutes.
Ranked, comparable, verified profiles, wherever they already review applicants.
Every interview comes back scored against the questions the employer sets, with the recording and transcript one click away inside your product.

Integrity Monitor flags coached and scripted interviews automatically and returns the signal in the payload, so a verified badge on your platform actually means something.
How Integrity Monitor worksRibbon passed New York's Local Law 144 bias audit and is built to satisfy GDPR and CCPA. That matters when your employers hire in 40 states.
Read the bias auditIt's a REST API with webhooks and public documentation. Most product teams ship a working interview flow in days.
Explore the APIBook 30 minutes with the team behind Wellfound's integration. We'll scope your first interview flow on the call.