Senior Full Stack Engineer

IUX

📍 Kuala Lumpur, Kuala Lumpur, Malaysia

Full-time Other-General Posted March 03, 2026

Job Description

About the Role
Drive the Developer Experience (DX) and Operational Efficiency of the Payment Hub. You are responsible for creating the Face of the infrastructure: a seamless, embeddable SDK and a powerful, secure Command Center (Operations Portal) for our Finance and Ops teams.
What You'll Be Doing
White-Label Checkout SDK: Build a high-performance, modular Embeddable SDK/Widget that supports secure field-level encryption for sensitive payment data on the frontend.
Dynamic UI Logic: Ensure the widget intelligently displays payment methods based on backend routing logic and regional availability.
Internal Operations Portal: Build a robust dashboard for real-time monitoring, manual refunds, and PSP configuration management using Clean Frontend Architecture.
Secure Communication: Implement secure practices such as iFrames isolation, PostMessage API, and Content Security Policy (CSP) to protect transaction data.
Cryptography Integration: Work with the backend team to i...