Breaking the Document Barrier: How Magie Dropped Manual Reviews from 40% to 2% with Unico

Results at a glance
In the beginning, opening an account could take days. People would literally forget about us. With Unico, the user doesn't even realize they've left WhatsApp—it’s three seconds, and they’re in.
João Camargo
CPO & Founder of Magie
The Context: A Bank Without an App
Magie is a trailblazing digital bank operating entirely within WhatsApp. By eliminating the need todownload a separate app, Magie offers friction-free banking. However, their original onboarding process—based on document photos—was creating a wall between the user and the service.
The Challenge: The Document Bottleneck
Operating inside a messaging app presented a unique "Friction Paradox":
- The Problem: Document photos were often blurry, incomplete, or low-resolution, forcing 40% of all sign-ups into manual review.
- The Cost: Verification took days, causing massive user drop-off.
- The Risk: Document-only verification was vulnerable to identity theft; anyone with a stolen ID photo could attempt to open an account.
The Solution: Deterministic Biometric Orchestration
Magie replaced document uploads with Unico’s Facial Biometrics, shifting from a "probabilistic" model to a "deterministic" certainty.
The Implementation Blueprint:
- Seamless Redirection: Users receive a secure link in WhatsApp that opens Unico’s capture tool. The process is so fast(<3s) that users feel they never left the chat.
- Deterministic Validation: Unlike "score-based" competitors, Unico provides a binary Yes/No answer by cross-referencing the face against the largest biometric database in Brazil.
- Multi-Vendor Liveness: A sophisticated "Proof of Life" orchestration that uses multiple providers to ensure the user is present, preventing fraud via photos or videos.
[Logic Flow] User enters CPF in WhatsApp → Unico BiometricLink → Real-time Face Match + Liveness → Account Opened (Total Time: <1 min)
The Impact: Converting Seconds into Growth
- Operational Efficiency: By automating thetrust layer, Magie plummeted its manual review rate from 40% to less than 2%.This allowed the fintech to scale without needing to hire a massive back-officeteam.
- Instant Gratification: What used to takedays now takes seconds. By removing the "document hurdle," Magiecaptures user intent immediately, preventing the "forgetting" phaseof the funnel.
- Security by Design: With Unico’s database(covering 9 out of 10 economically active Brazilians), Magie shifted from"guessing" if a document was real to "knowing" the personis who they say they are.
The Horizon: The Future of "Appless" Finance
Magie and Unico have proven that you don't need a heavy app to have heavy-duty security. As Magie prepared for the Super Bots Experience 2025, they stand as the gold standard for how biometrics can turn a messaging app into a secure, global-scale financial institution.
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