3Pillarglobal2mo ago

Senior Application Support Engineer..Chennai

India·Chennai,ChennaiFull-timesenior

EngineeringOtherApplicationApplication EngineerApplication Support Engineer

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Quick Summary

Overview

We are seeking an experienced Application Support Engineer with strong expertise in retail banking systems, card platforms (credit/debit), and solid technical skills in Java and SQL.

Technical Tools

javamysqlpostgresqlsplunksqldata-analysislinuxmicroservicesstakeholder-management

We are seeking an experienced Application Support Engineer with strong expertise in retail banking systems, card platforms (credit/debit), and solid technical skills in Java and SQL. The candidate will be responsible for supporting critical banking applications, ensuring system stability, and providing timely resolution to production issues.

Provide L2/L3 production support for retail banking and card-related applications

Monitor application health, troubleshoot issues, and 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

Support batch processing, job monitoring, and scheduling tools

Participate in release deployments and post-release validations

Maintain documentation for incidents, known issues, and support procedures

Ensure compliance with banking security and regulatory standards

Provide on-call support and handle critical production incidents

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

Strong understanding of Retail Banking systems
Hands-on experience with Credit/Debit Card lifecycle (authorization, clearing, settlement)
Knowledge of payment networks (e.g., Visa, Mastercard) is a plus