Nhon Dang
Seattle, Washington, United States
Summary
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RockstarNhon Dang is a Software Engineer II based in Seattle with three years of professional engineering experience and a background as a respiratory therapist turned developer. After retraining at Flatiron School, he moved quickly through roles at Spreedly, shipping backend features and integrations for payments systems. He contributes to the well-known Active Merchant library, adding gateway-specific fields and improving transaction handling for providers like Braintree, Adyen, and CyberSource. Comfortable in both support and engineering roles, he brings a practical, customer-focused perspective to designing robust payment workflows. Nhon thrives on continuous learning in a fast-changing industry and enjoys tackling the nuanced edge cases that make payment integrations reliable in production. His healthcare-to-tech pivot gives him uncommon empathy for end users and a disciplined approach to problem solving.
3 years of coding experience
Github Skills (6)
activemerchant10
payment-integration10
payment-gateway10
ruby10
cybersource9
adyen9
Programming languages (2)
Github contributions (3)
activemerchant/active_merchant
Dec 2022 - Jul 2025
Active Merchant is a simple payment abstraction library extracted from Shopify. The aim of the project is to feel natural to Ruby users and to abstract as many parts as possible away from the user to offer a consistent interface across all supported gateways.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:93 reviews, 163 PRs, 299 pushes in 2 years 8 months
Contributions summary:Nhon primarily contributed to enhancing payment gateway integrations within the Active Merchant library. Their work involved adding gateway-specific fields, such as those for Braintree Blue, BlueSnap, and Kushki, to support new payment options and features. They also updated transaction hash methods and added support for features like the shopper statement field in the Adyen gateway and the merchantCategoryCode for CyberSource. The user demonstrated expertise in modifying and testing different payment gateway integrations.
activemerchantrubyshopify
yunnydang/active_merchant
May 2023 - Jun 2023
Active Merchant is a simple payment abstraction library extracted from Shopify. The aim of the project is to feel natural to Ruby users and to abstract as many parts as possible away from the user to offer a consistent interface across all supported gateways.
Contributions:4 pushes, 2 branches in 13 days
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