PayTabs Global
Website:
paytabs.com
Job details:
Summary/ Objective:
We are seeking a detail-oriented and proactive Implementation Engineer with experience in the Cards Payments domain. The ideal candidate should have hands-on expertise in ISO 8583 messaging, POS & ATM transactions, and payment processing flows, along with strong skills in integration, testing, and production support. This role involves working closely with clients, handling end-to-end implementations, and ensuring smooth transaction processing across issuing and acquiring systems.
Key Responsibilities:
- Work on end-to-end implementation of cards payment solutions (Issuing/Acquiring)
- Handle POS and ATM transaction flows, including Purchase, Withdrawal, Refund, and Reversal
- Perform ISO 8583 message validation and ensure correct field mapping
- Support client onboarding, requirement analysis, and configuration setup
- Conduct SIT/UAT testing and support certification activities
- Monitor and troubleshoot transaction failures, perform root cause analysis
- Provide production support (L2) and ensure timely issue resolution
- Coordinate with internal teams, clients, and third-party vendors
- Support go-live activities and post-production stabilization
- Maintain proper documentation and reports for implementations and issues
Key Competencies / Skillsets:
- Strong understanding of Cards Payments domain (Issuing & Acquiring)
- Expertise in ISO 8583 messaging and transaction processing
- Solid experience in POS & ATM transaction flows
- Knowledge of payment lifecycle (Authorization, Clearing, Settlement)
- Hands-on experience in API integration (REST/JSON)
- Proficiency in transaction analysis, debugging, and issue resolution
- Experience in UAT, certification, and client onboarding
- Familiarity with Acquiring Switch / Payment Switch systems
- Basic knowledge of SQL and Linux environments
- Understanding of EMV concepts (DE55)
- Strong problem-solving and analytical skills
- Excellent communication and stakeholder management
- Ability to work in production support / L2 environments under pressure
Preferred Education, Experience and Skillsets:
- Bachelor’s degree in Engineering, Computer Science, or related field
- 2–5 years of experience in Cards Payments / Banking domain
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