Payment system for WalletDoc

Being an acknowledged leader in delivering best-in-class payment solutions from in-store card payments to online sales, WalletDoc needed a state-of-the-art payment system SDK that can be integrated into other eCommerce solutions.



Client’s location

South Africa

Payment system for WalletDoc

Tech stack


Client &

Nowadays, online payments are a necessity for everyone, especially in the era of the global pandemic. While more and more shops migrate to the Internet, they want to provide their clients with seamless and trustworthy payment services.

Our client is a B2B & B2C company that specializes in creating:

  • Mobile and WiFi-enabled card machines for businesses of all sizes;
  • Custom integrations with API;
  • Payment links for sharing via bills, WhatsApp, email, social media, and more;
  • QR codes;
  • Bank2Bank payments.

WalletDoc company account

SmartTek Approach:
4 Steps to Success


We implemented PHP SDK for the payment system and covered the existing API.


Our developers have also created plugins for WordPress and Magento.


We implemented the SDK using PHP and the front-end plugin on JS.


Implementation was done on our side while testing was done on the client’s side.

Value delivered

Backed by years of experience in delivering top-notch websites, Smart Tek perceived this business challenge as a great opportunity to show our vast expertise and capabilities in terms of payment system SDK development.

Smart Tek created easy-to-use plugins for WordPress and Magento. The payment system was tailored directly to the client’s needs with regard to WalletDoc’s specificities and business challenges.

Hear From Our Clients

SmartTek Solutions consistently meets the requirements and delivers high-quality work. They’ve improved the client’s day-to-day operations by customizing effective, time-saving solutions. Despite challenging circumstances, they continue to dedicate a timely, reliable team.

Wojciech Betyna
Wojciech Betyna
Systems & IT Manager, Bluesky Solutions Ltd

They’ve provided great communication and support throughout our R&D process. SmartTek has been communicated well throughout the project. They’re great partners and they continue to support the project.

John Whalan
CEO, Black Ice, LLC

Smart Tek SaS, LLC has provided us with an awesome experience, so far. The responsive team keeps to its timelines and deliverables. They’re eager to serve our needs and the functionality that they build works.

Daniel Langsten
Daniel Langsten
CEO, Wholesale Cabinets

The product impressed users and was delivered in time for the neighborhood launch party. The team overcame last-minute issues to meet the timeline, problem-solving and working late nights. They made use of emerging technology platforms like GET Lab to ensure smooth project management.

Joshua Young
CEO, Reflective Brands

Their team has been accommodating with everything from meeting times to budget needs. They’re genuine AR experts and it’s reflected in how well they were able to push the existing limits of AR technology to develop the app.

Jennifer Kapsch
Jennifer Kapsch
Founder, United Spirit Games
Yevhenii Komar
Head of Business Development

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