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    • Developers3 min read

      Adding the Fidel Android SDK to Your Kotlin Android Application

      Fidel's real-time transaction monitoring allows you to monitor your customers' purchasing patterns. The first step, is of course, for customers to opt-in their credit cards for tracking at your locations.

      By Doug Sillars – Developer Relations Manager
    • Developers8 min read

      Creating a Card Linking Program with the Fidel APIs

      Creating a card linking program is very easy to do, using the Fidel Dashboard, or using our API. In this post, we’ve walked through all the steps to create a card linking program with our APIs.

      By Doug Sillars – Developer Relations Manager
    • Developers8 min read

      How to Receive Webhook Events With Netlify Functions and JavaScript

      In this blog post, Alex uses JavaScript and Netlify Functions to receive webhook events from any API.

      By Alex Lakatos – Developer Relations
    • Talent5 min read

      🤝Open, Honest, Equal: How we hire at Fidel

      The right talent can directly support your company prospects, but it influences the experience of your customers, too. We like to think that we’ve taken that message to heart.

      By Beatriz Lourenço – Talent Manager
    • Financial services3 min read

      Why the humble API is the future of finance - if it’s used correctly

      Why are real-time data APIs so important in financial services? Dev, Fidel's founder and CEO, explains

      By Dev Subrata – Founder & CEO
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    © 2025. Enigmatic Smile Ltd trading as Fidel. Fidel API uses a proprietary tokenization system and does not store any card numbers.
    All API requests use TLSv1.2 with end-to-end encryption. Fidel API receives transaction authorization messages
    typically within seconds of a successful authorization event.

    © 2025. Enigmatic Smile Ltd trading as Fidel. Fidel API uses a proprietary tokenization system and does not store any card numbers. All API requests use TLSv1.2 with end-to-end encryption. Fidel API receives transaction authorization messages typically within seconds of a successful authorization event.

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