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Senior Software Engineer, Business Rule Author Job at Mastercard in o’fallon

Mastercard, o’fallon, mo, United States

Requirements

Must have:

  • Bachelors degree in Information Systems, Information Technology, Computer Science, Engineering, or equivalent experience
  • Proficiency in IBM Operational Decision Manager software
  • Demonstrated experience in delivering technical solutions to meet business and product objectives
  • Experience in developing custom software applications across various technologies and frameworks
  • Familiarity with software engineering concepts, including agile methodologies, testing automation, and behavior-driven development
  • Solid background in object‑oriented architecture, design, and development with a preference for Java experience
  • High‑energy and detail‑focused approach, capable of managing multiple priorities under pressure
  • Strong analytical and problem‑solving skills with a keen interest in the customer experience journey
  • Flexible work style, able to adapt to shifting priorities

Responsibilities

  • Provide technical expertise for fraud prediction applications in high‑volume transaction processing systems
  • Analyze customer requests for Fraud Rule modifications and assess solution effectiveness
  • Design rule strategies to identify and address customer needs
  • Develop and implement rule changes within an agile framework
  • Validate rule changes against transaction data to ensure quality and accuracy

Company:

At Mastercard, we power economies and empower individuals in over 200 countries and territories. Join our AI & Decisioning Platform Enablement team as a Senior Software Engineer, specializing in Business Rules Authoring. You will work on designing robust IBM Operational Decision Manager solutions that enhance real‑time decision‑making in the payments ecosystem. We encourage innovation and provide a range of benefits including competitive salaries, comprehensive insurance plans, generous paid time off, and opportunities for professional development, all within a merit‑based and inclusive environment.

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