Safaricom Developers Portal (Daraja): A Beginner’s Guide

Safaricom’s Developers Portal, commonly known as Daraja, is the official platform that allows developers and businesses to integrate M-Pesa payment services into their applications, websites, and systems.

If you’ve ever paid online using M-Pesa STK Push, PayBill, or automated mobile payments, chances are Daraja was behind it.

This guide explains what Daraja is, how it works, and why it’s important for developers and businesses in Kenya.

What Is Safaricom Daraja?

Daraja is Safaricom’s API gateway for M-Pesa services.

It allows systems to:

• Send payment requests

• Receive payment confirmations

• Automate transactions

• Integrate M-Pesa into apps and websites

Instead of handling payments manually, Daraja enables secure, real-time communication between your system and Safaricom’s M-Pesa platform.

What Is the Safaricom Developers Portal?

The Safaricom Developers Portal is where developers:

• Register applications

• Access Daraja APIs

• Generate API keys and secrets

• Test integrations using sandbox

• Read official documentation

It’s the starting point for anyone building payment-enabled systems in Kenya.

Popular Daraja APIs and What They Do

Here are the most commonly used Daraja APIs and their functions:

1. STK Push API

• Sends a payment prompt to a user’s phone

• User enters M-Pesa PIN to complete payment

• Commonly used in websites and mobile apps

Use case: Online checkout payments

2. PayBill / Buy Goods (C2B) API

• Allows customers to pay via PayBill or Till Number

• System receives payment confirmation automatically

Use case: Invoicing systems, school fees, utility payments

3. B2C API (Business to Customer)

• Sends money from business account to customers

• Used for payouts, refunds, salaries

Use case: Loan disbursement, refunds

4. B2B API (Business to Business)

• Transfers funds between business accounts

Use case: Supplier payments

5. Account Balance API

• Checks M-Pesa account balance programmatically

6. Transaction Status API

• Confirms whether a transaction was successful or failed

How Daraja Works (Simple Explanation)

1. A user initiates a payment on your system

2. Your system sends a request to Daraja API

3. Safaricom processes the request

4. User confirms payment via phone

5. Daraja sends a callback response to your system

6. Your system updates payment status automatically

No manual checking required.

Daraja Sandbox vs Production

Sandbox

• Testing environment

• Uses fake money

• Ideal for development and learning

Production

• Live environment

• Real M-Pesa transactions

• Requires Safaricom approval

Always test fully in sandbox before going live.

Who Should Use Daraja?

• Web developers

• Mobile app developers

• E-commerce platforms

• Schools and institutions

• SMEs and startups

• Payment and billing systems

If your business accepts M-Pesa, Daraja is essential.

Security and Best Practices

• Secure API keys and secrets

• Use HTTPS for callbacks

• Validate all responses

• Log transactions

• Handle failed payments gracefully

Payment security is critical when working with financial APIs.

Common Challenges Beginners Face

• Callback URL issues

• Incorrect credentials

• IP whitelisting problems

• Poor error handling

• Not understanding async responses

These are normal learning hurdles.

Conclusion: Need Help with Daraja Integration? Crosz Tech Can Help

Daraja is powerful, but setting it up correctly requires technical experience and careful handling of security, callbacks, and error cases.

Crosz Tech helps businesses and developers:

• Integrate M-Pesa APIs correctly

• Set up STK Push and PayBill systems

• Build secure payment workflows

• Automate invoicing and confirmations

Whether you’re building from scratch or fixing an existing system, Crosz Tech ensures your Daraja integration works reliably and securely.