Case Study: italki Achieves 54-Second Teacher Verification with Sumsub

Onboarding Users Within 54 Seconds While Keeping Fraudsters Away

italki, an online language learning marketplace, needed a better way to verify new teachers joining its platform. With around 20,000 teacher sign-ups and growing complaints about spam from fake accounts, it faced fraud risks as well as KYC/AML and GDPR compliance requirements. italki turned to Sumsub for identity verification and fraud prevention.

Sumsub implemented a teacher onboarding verification flow using its Web and Mobile SDKs, including ID document checks and liveness verification. The integration took two weeks, and italki saw a median processing time of 54 seconds with a 95.6% average approval rate, compared with an industry approval rate of 78%. Sumsub helped make verification faster, more reliable, and better at keeping fraudsters away.

italki