Production Application Support

Overview

Key Responsibilities

• Provide support for production environments related to card transaction systems, ensuring minimal downtime and quick resolution of issues.
• Troubleshoot and resolve complex technical problems within IST, CORTEX card issuance, transaction authorization, and settlement systems.
• Work on reconciling and clearing transaction data to ensure accuracy and consistency across platforms.
• Collaborate with internal teams and external vendors to ensure smooth operation of all card systems, including ATM switches and merchant settlement solutions.
• Monitor and manage CORTEX and related card application performance, conducting necessary system health checks.

1. Reconciliation, Clearing, and Settlement

• Strong experience in transaction reconciliation, clearing, and settlement processes for card payment systems.
• Ability to identify discrepancies and support system improvements for more efficient reconciliation.
• 2.
• CORTEX Card Issuance and Transaction Authorization Architecture:
• In-depth understanding of the CORTEX platform for card issuance and transaction authorization.
• Troubleshooting expertise within the CORTEX transaction flow, including card authorization, settlement, and related system integrations.

3. Card Application Expertise

• Proven experience with ATM Switch systems IST or CORTEX transaction authorization applications.
• Hands-on experience with the CORTEX card issuance process, ensuring smooth operations for card management and activation.
• Familiarity with CORTEX merchant settlement and reconciliation systems for merchant transactions.

4. Strong Technical Skills – Oracle PL/SQL

• Strong hands-on experience in Oracle PL/SQL development and support.
• Ability to write, analyze, and optimize complex SQL queries, stored procedures, functions, and packages.
• Experience in troubleshooting production issues using database-level analysis.
• Strong understanding of data models, indexing, performance tuning, and query optimization.
• Ability to analyze large transaction datasets for reconciliation and issue resolution.

5. Knowledge of Card Schemes

• Solid understanding of various card schemes including VISA, MasterCard, and other international payment networks.
• Experience in managing issues related to transaction authorization, clearing, and settlement across different card schemes.

6. Technical Skills

• Strong analytical and troubleshooting skills to diagnose and resolve production issues in a timely manner.
• Ability to work in high-pressure situations and prioritize tasks effectively to meet SLA requirements.

Experience

• with system monitoring, log analysis, and incident management tools.
• **Benefits** **Education and Experience:**
• Bachelor’s degree in Information Technology, Computer Science, or a related field.
• 7 to 15 years of experience in production support or a similar role within the payments or financial services industry.

Preferred Qualifications

• Experience with production support in a financial or payments environment.
• Familiarity with relevant security standards and best practices in the card payments industry.
• Strong communication skills, both verbal and written, to effectively communicate with internal teams and external stakeholders.