Senior Application Support Engineer at 3Pillar Global

📋 Description

• Provide L2/L3 production support for retail banking and card-related applications
• Monitor application health, troubleshoot issues, ensure high availability
• Investigate and resolve incidents related to credit/debit card processing systems
• Perform root cause analysis (RCA) and implement preventive measures
• Work closely with development, QA, and business teams to resolve defects and improve system performance
• Execute and validate SQL queries, data fixes, and backend troubleshooting

🎯 Requirements

• Strong experience in Java-based applications support
• SQL proficiency (Oracle/MySQL/PostgreSQL) for data analysis
• Unix/Linux environments
• Familiarity with application servers (WebLogic, Tomcat)
• Knowledge of batch jobs, schedulers (Control-M, Autosys)
• Understanding of APIs, microservices architecture, and logs analysis