Software Developer

Ampersand Pay SDN BHD; Kuala Lumpur; On-site; MYR 150,000 - 230,000; Full time

Job summary

AmpersandPay seeks a skilled developer to own the development and lifecycle of our payment processing engine in a Linux environment. You will ensure secure data flow between ISO8583 hosts and our cloud-native setup, with Docker/Kubernetes orchestration and GitHub Actions for CI/CD.

You will report to the CTO, focusing on execution, code quality, and system stability within a regulated environment. Strong mentoring skills and fintech experience are highly valued.

Qualifications

• Degree in Computer Science or related field.
• Minimum 5 years of professional software development experience.
• Strong communication skills and ability to mentor junior developers.

Responsibilities

• Develop secure and scalable payment processing modules.
• Integrate with third-party payment hosts via Socket and API connections.
• Maintain CI/CD pipelines to ensure rapid, safe delivery of code.
• Support the CTO in ensuring all code meets regulatory and security standards (PCI-DSS).
• Troubleshoot complex production issues across the full stack (App/Network/OS).

Skills

JavaScript/TypeScript

Express.js

Socket Programming

CI/CD

Linux

Education

Bachelor's degree in Computer Science

Tools

GitHub Actions

Docker

Kubernetes

Job description

You will be responsible for the development and lifecycle of our payment processing engine. This involves ensuring seamless data flow between ISO8583 hosts and our cloud-native environment. You will work within a Linux ecosystem, utilizing Docker and Kubernetes for orchestration and GitHub Actions for CI/CD.This role reports to the CTO and focuses on technical execution, code quality, and system stability within a regulated environment.

Key Responsibilities:

• Develop secure and scalable payment processing modules.
• Integrate with third-party payment hosts via Socket and API connections.
• Maintain CI/CD pipelines to ensure rapid, safe delivery of code.
• Support the CTO in ensuring all code meets regulatory and security standards (PCI-DSS).
• Troubleshoot complex production issues across the full stack (App/Network/OS).

Requirements

Experience

• Degree in Computer Science or related field.
• Minimum 5 years of professional software development experience.
• Strong communication skills and ability to mentor junior developers.

Technical Knowledge

• Programming: Advanced knowledge of js, NPM, and TypeScript (Express.js).
• Systems: Strong background in C Programming and Socket Programming.
• Protocols: Experience with ISO8583 or similar financial messaging protocols.
• DevOps: Experience with GitHub Actions, Docker, and Kubernetes.
• OS: Proficient in Linux environments and command-line tools.
• Fintech Experience: Prior experience in payment switching or banking systems is a major plus.

Industry Experience (Highly Preferred)

• Cashless payment integration for:
  • Vending machines (MDB)
  • EV chargers
  • Parking systems
  • Transit / mobility solutions

Security

• Secure coding practices & cryptography basics

Soft Skills

• Strong problem-solving and analytical thinking
• Good communication & teamwork

Why Join AmpersandPay

• Work on mission-critical systems where every line of code matters.
• Direct mentorship from a veteran CTO.
• A culture that values technical depth and clean, secure code.