Application Support Executive jobs in United States
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PROLIM Corporation · 22 hours ago

Application Support Executive

PROLIM Corporation is seeking an Application Support Executive with strong L2/L3 production support experience in the payment card domain. The role focuses on supporting mission-critical payment applications, ensuring high availability, compliance, and secure transaction processing.

Information ServicesInformation TechnologySoftware
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H1B Sponsor Likelynote

Responsibilities

Provide L2/L3 production support for payment applications, ensuring SLA adherence and minimal downtime
Monitor and resolve issues related to transaction failures, system outages, and performance bottlenecks
Support end-to-end credit/debit card transaction lifecycle : authorization, clearing, settlement, and reconciliation
Troubleshoot integrations with card networks (Visa, Mastercard, Amex) , acquirers, and issuers
Investigate and resolve disputes and chargebacks
Ensure compliance with card network rules (Visa TCR, Mastercard dispute processes)
Monitor fraud alerts and transaction patterns
Support fraud prevention solutions such as tokenization, 3D Secure, and risk scoring
Perform application patching, upgrades, and configuration changes
Analyze logs, debug issues, and conduct root cause analysis (RCA)
Troubleshoot ISO 8583 messages, EMV transactions , and fraud-related alerts
Use tools like Splunk, Dynatrace to monitor system health and transaction success rates
Generate operational and compliance reports for stakeholders
Work closely with development, QA, infrastructure, and fraud teams
Communicate effectively with internal teams, merchants, banks, and external partners
Ensure adherence to PCI DSS, EMV, PSD2, GDPR standards
Maintain detailed documentation for incidents, resolutions, and configurations

Qualification

L2/L3 production supportPayment systemsWindows OSSQL/OracleJava/.NET/PythonISO 8583APIs (REST/SOAP)Cloud platformsScripting BashScripting PowerShellAnalytical skillsCommunicationProblem-solving

Required

6–8+ years of application support experience
5+ years in payment systems, specifically credit/debit card processing
Strong experience in L2/L3 production support on Windows OS
Hands-on troubleshooting of applications built on Java, .NET, or Python
Strong SQL/Oracle skills for transaction and dispute analysis
Experience with APIs (REST/SOAP) and middleware (Kafka, RabbitMQ)
In-depth knowledge of ISO 8583, EMV, and payment protocols
Strong understanding of acquirer/issuer workflows
Experience with chargebacks, disputes, and fraud management
Familiarity with ServiceNow, Jira, and monitoring tools
Experience with cloud platforms (AWS/Azure/GCP) and containers (Docker, Kubernetes)
Scripting skills (Bash, PowerShell) for automation
Excellent analytical, communication, and problem-solving skills

Company

PROLIM Corporation

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PROLIM is a global company focused on product innovation by leveraging IT and PLM Technologies.

H1B Sponsorship

PROLIM Corporation has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (2)
2024 (1)
2023 (4)
2022 (5)
2021 (6)
2020 (7)

Funding

Current Stage
Late Stage

Leadership Team

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Prabhu Patil
Founder & CEO
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Company data provided by crunchbase