Application L2 / L3 Support Specialist

Role : Application Support Specialist

Exp : 8 - 10 Years

Skills : Microsoft SQL Server 2019

The Application Support Specialist ensures the reliable operation of payment processing systems, leveraging deep expertise in the payment industry, including payment card cycles, credit debit card processing, disputes, and fraud management.

This role focuses on troubleshooting, maintaining, and optimizing payment applications to support business continuity, compliance, and exceptional customer experience.

Responsibilities : Incident Management Monitor and resolve issues in payment applications (e.g., payment gateways, POS systems, card processing platforms) to ensure minimal downtime and adherence to SLAs.

Technical Support Provide L2L3 support for payment systems, addressing issues related to transaction failures, connectivity, and integrations with card networks (e.g., Visa, Client, Client), acquirers, and issuers.

Payment Card Cycle Support Troubleshoot and support end-to-end payment card transaction processes, including authorization, clearing, settlement, and reconciliation for credit and debit cards.

Disputes Chargebacks Investigate and resolve disputes, manage chargeback processes, and ensure compliance with card network rules (e.g., Visas TCR, Client dispute resolution).

Fraud Management Monitor and analyze transaction patterns using fraud detection tools support fraud prevention measures like tokenization, 3D Secure, and risk scoring systems.

System Maintenance Perform updates, patches, and configurations for payment applications, ensuring security, PCI DSS compliance, and optimal performance.

Troubleshooting Analyze logs, debug code, and perform root cause analysis for issues in payment workflows, including ISO 8583 message processing, EMV transactions, and fraud alerts.

Collaboration Partner with development, QA, infrastructure, and fraud teams to resolve issues, deploy fixes, and implement system enhancements.

Customer Support Communicate with internal teams and external clients (e.g., merchants, banks) to resolve payment, dispute, or fraud-related queries promptly.

Monitoring Reporting Use tools like Splunk or Dynatrace to monitor transaction success rates, system performance, and fraud trends generate reports for stakeholders.

Documentation Maintain detailed records of incidents, resolutions, dispute cases, and system configurations for compliance and knowledge sharing.

Process Improvement Identify opportunities to streamline payment processes, reduce chargeback rates, and enhance fraud detection through automation or system optimizations.

Compliance Security Ensure adherence to payment industry standards (e.g., PCI DSS, EMV, PSD2, GDPR) and implement security practices to protect cardholder data.

Required Skills Qualifications -

6-8 years in application support, with 5 years in the payment industry, specifically in credit debit card processing, disputes, and fraud management.

Proficiency in troubleshooting applications built on Java, .NET, or Python. - Strong SQL Oracle ski

Diverse Lynx LLC is an Equal Employment Opportunity employer. All qualified applicants will receive due consideration for employment without any discrimination. All applicants will be evaluated solely on the basis of their ability, competence and their proven capability to perform the functions outlined in the corresponding role. We promote and support a diverse workforce across all levels in the company.