Justin Jones
Head Of Banking (Engineering) at Stake
Busselton, Western Australia
Summary
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SeniorJustin Jones is a seasoned banking engineering leader with 14 years of experience building payment and financial platforms, currently heading Banking Engineering at Stake from Western Australia. He progressed from hands-on roles at Pin Payments and Checkout.com to senior leadership, combining deep backend payments expertise with strategic product delivery. Justin has contributed to notable open-source work in the Ruby payments ecosystem—enhancing the Active Merchant library with NAB gateway features and token support—reflecting his practical knowledge of gateway integrations and card tokenisation. Known for turning complex payment flows into reliable, auditable systems, he blends architect-level thinking with a developer-first approach to shipping production-ready services. Colleagues describe him as a pragmatic technologist who bridges engineering, compliance, and business needs to accelerate fintech initiatives.
14 years of coding experience
23 years of employment as a software developer
Github Skills (12)
activemerchant10
payment-gateway10
api10
apidoc10
ruby10
testing9
integration-testing9
test-unit9
unit-test9
unit-testing9
test-integration9
xml8
Programming languages (5)
Github contributions (5)
activemerchant/active_merchant
Jun 2012 - Apr 2015
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:13 commits, 3 PRs, 3 comments in 2 years 10 months
Contributions summary:Justin primarily focused on enhancing the NAB Transact gateway within the Active Merchant library. Their contributions included adding card descriptor support, implementing refund capabilities, and integrating authorize and capture functionalities. They also addressed merchant descriptor handling for capture and refund requests, while also adding credit support for NAB. Furthermore, the user incorporated support for Pin.js card tokens into the Pin gateway.
activemerchantrubyshopify
pinpayments/rocket_pants
Aug 2018 - May 2022
Contributions:2 pushes, 3 branches in 3 years 9 months
apitypescriptactioncontrolleron-top
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