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What Should You Know About Payment Gateway API Integration?

If your website needs financial payment processing then you have to consider using payment gateway integration resources. However, it is crucial to find a trustworthy payment gateway provider with a high-level service provider. And you also need to understand how to add a payment gateway to your site.

Payment Gateway API Integration

Hence, In this article, we have discussed the aspects of payment gateway API integration to help you implement everything precisely, and choose a service provider that suits your business needs. Also, we will highlight the prospects of a payment gateway and its principles of functionality and vice versa.

What is an API?

The term “API” stands for the “Application Programming Interface.” Basically, an API is a written instruction that allows two devices, databases, or applications to integrate and share information. For Example, if you want to integrate WooCommerce with Square, you need to connect with both parties WooCommerce and Square Payment Gateway.  In particular, API is a comprehensive and ready-to-use software programming language interface that enables users to perform things online or via using smartphones.

The use of APIs is done all the time, whether we’re aware of it or not. For Instance, when we purchase an airline ticket via a third-party travel reservations site, an API encompasses the communication between the airline and the travel provider. Apart from it, if we have a Wi-Fi thermostat in our home, an API facilitates the communication that enables it to adjust the temperature in a specific room remotely.

What is a Payment Gateway?

A payment gateway is a mechanism that enables buyers to pay for purchases directly from the application and allows sellers to accept online payments. The major features of a payment gateway is to receive, encrypt, and transmit transaction data. The gateway does it in a swift and safe manner that is equally beneficial for both entities of online shopping and purchases. Hence, several participants takes part in the payment gateway functioning that are as follows:

1. The Issuing Bank 

2. International Payment System

3. The Merchant Bank

Every one of them contributes to secure data processing and helps users to accomplish money transfer mechanisms. The bank checks whether there is enough amount in the buyer’s balance. The payment method confirms or rejects the transaction, the acquiring bank credits the funds to the seller's amount. The acquiring bank credits the funds to the seller’s account. 

The aforementioned actions take no more than two-three seconds, if everything goes properly, the purchase status changes to the “paid status”. The payment gateway is usually needed to allow payments via credit & debit cards. Although this is not the only payment gateway available, several other service providers usually support more payment types such as bank transfers, e-wallets, and local pays. 

What is Payment Gateway API Integration?

An application programming interface (API) allows easy integration of applications, especially if you use trusted API integration services. A payment gateway API can be easily integrated with your existing available software that allows a seamless checkout experience. The alternative to an API is a 3rd party checkout page, i.e. where a consumer is redirected to PayPal. APIs provide you a better control over the checkout experience, and enables your customers to accept payments from their own customers directly in your software. 

Also read>>Important Things to Consider While Choosing a WordPress Theme

Features of Payment Gateway API ?

The following are some of the important features of a seamless integrated payment gateway API

1) Simple & Effective Integration

In terms of developers perspective, the working procedure of a payment processing API is to offer seamless integration, short development time, reduce costs, and complete support from the developer’s end is vital to build a seamless experience for API integration services. 

During the integration process, the interaction between your payment processor’s implementation team and your own development team should be done frequently. Extensive and User-friendly payment gateway API documentation will prevent hassle for your team and provide you easy access to follow the extra functionality. 

Ultimately, you’ll have the access to an efficient sandbox environment that enables developers to test new features and safely address any new issues or problems. Any payment processor can make you aware about a test sandbox account getting ahead. 

2) Global Support

Precisely, Both of your development team and your clients will need to contact your customer support team at a certain point, whether it’s with a technical question or to troubleshoot a declined transaction. Prior to choosing a payment processor for your payment gateway API, you need to ensure the delivery process of a service level that would make you feel proud to offer to your own customers. A few things you must consider to include are as follows:

1) No automated phone systems- users need to ensure that when you or your potential clients need your support, a helpful voice answers on your phone right away.

2) A single point of contact of your partner relationship - This representative point will be included into your portfolio, the overall working process is to maintain and build relationships that you’ve already have with your clients.

3) You need to choose a payment gateway API, and above all, a partnership and your processor should consider each integration aspect with a chance to strengthen the partnership aspects.

4) PCI Compliance Features

Selecting a secure payment gateway API is of the meaning importance, so look for a processor that takes PCI Compliance seriously. The last thing you want is to compromise on the client information with an insecure payment gateway. The API must have a complete suite of security benefits that includes point-to-point encryption (P2Pe) tokenization and PA-DSS certification.

If you want to safeguard your clients even further, a payment API accompanied by a detailed PCI compliance support will decrease the burden with often strict PCI compliance requirements placement on your customers. This results in saving costs and risk reduction for your potential customers. 

Also Read>>Free PrestaShop Modules You Must Use On Your Website

Closing Thoughts

Indeed, your customers have a unique set of requirements, you’ll need to specify them to meet your potential goals. However, a payment gateway API doesn’t benefit your target customers that benefits your bottom line. If you need to learn how integrated payments can boost your company’s sales and revenue to the next level. 

Author Bio: 

Ali Hassan Sial works as a Digital Content Producer at, a leading WordPress design and development agency. He is a result-driven professional having 2+ Years of Experience in various dimensions of Research & Development with a proven experience in Web Copywriting, SEO Content Marketing, and Technical Documentations.

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