Back to Resources

code examples

Sent logo
Sent TeamMar 8, 2026 / code examples / nestjs

NestJS SMS OTP & 2FA Implementation Guide with Sinch API (2025)

Complete guide to implementing SMS-based OTP verification and two-factor authentication in NestJS using Sinch SMS API, Prisma, and PostgreSQL. Production-ready tutorial with secure phone verification, cryptographic OTP generation, and TypeScript code examples.

Next article