All certifications
Earn certifications that signal expertise at every level — from fundamentals to professional.
Fundamentals certification
Prove your foundational understanding of the katembe platform, APIs, and industry concepts.
API Fundamentals
New to katembe? Learn how authentication, requests, and responses work before writing a single line of code.
Platform overview
Understand the katembe product suite — messaging, verification, voice, and webhooks — and how they fit together.
OTP verification intro
Implement one-time password flows for login, transaction approval, and number verification.
Associate certification
Associate level certifications are for developers early in their hands-on usage of katembe. These exams typically require about six months of experience.
Webhook delivery
Understand how katembe delivers events and how to build reliable, idempotent webhook consumers.
Voice calls
Build programmable voice flows — IVR menus, text-to-speech, and call recording — using the katembe API.
Number intelligence
Use phone number lookup and carrier data to validate numbers, reduce fraud, and improve delivery rates.
Professional certification
Professional level certifications typically require 1–2 years of hands-on practical experience building with katembe in production.
Multi-channel orchestration
Design flows that coordinate SMS, WhatsApp, voice, and USSD across a single customer journey.
Carrier compliance
Navigate operator requirements, content filtering, and regional regulations for production messaging at scale.
High-volume messaging
Architect throughput-optimized messaging systems — batching, queuing, and delivery rate management.
Build better communications
Start with free courses, earn a certification, and join thousands of developers building on katembe.