Production Application Support ( Cards & CORTEX)

We are looking for an experienced IT Production Support professional with a strong

background in card transaction systems, reconciliation, clearing, and settlement.

The ideal

candidate should have extensive hands-on experience in troubleshooting and supporting

critical applications, specifically related to card issuance and transaction authorization.

ey 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.

o Strong experience in transaction reconciliation, clearing, and settlement

processes for card payment systems.

o Ability to identify discrepancies and support system improvements for

more efficient reconciliation.

2.

o In-depth understanding of the CORTEX platform for card issuance and

transaction authorization.

o Troubleshooting expertise within the CORTEX transaction flow, including

card authorization, settlement, and related system integrations.

3.

o Proven experience with ATM Switch systems IST or CORTEX

transaction authorization applications.

o Hands-on experience with the CORTEX card issuance process, ensuring

smooth operations for card management and activation.

o Familiarity with CORTEX merchant settlement and reconciliation systems

for merchant transactions.

trong Technical Skills – Oracle PL/SQL:

o Strong hands-on experience in Oracle PL/SQL development and support.

o Ability to write, analyze, and optimize complex SQL queries, stored

procedures, functions, and packages.

o Experience in troubleshooting production issues using database-level

analysis.

o Strong understanding of data models, indexing, performance tuning, and

query optimization.

o Ability to analyze large transaction datasets for reconciliation and issue

resolution.

5.

o Solid understanding of various card schemes including VISA, MasterCard,

and other international payment networks.

o Experience in managing issues related to transaction authorization,

clearing, and settlement across different card schemes.

6.

o Strong analytical and troubleshooting skills to diagnose and resolve

production issues in a timely manner.

o Ability to work in high-pressure situations and prioritize tasks effectively

to meet SLA requirements.

o Experience with system monitoring, log analysis, and incident

management tools.

o Experience with production support in a financial or payments

environment.

o Familiarity with relevant security standards and best practices in the card

payments industry.

o Strong communication skills, both verbal and written, to effectively

communicate with internal teams and external stakeholders.

o Bachelor’s degree in Information Technology, Computer Science, or a

related field.

o 7 to 15 years of experience in production support or a similar role within

the payments or financial services industry.