PHANI KRISHNA

Application Support Engineer with 10+ years of experience in Cash Management, Payments, and Core Banking domains within leading banking environments. Proven expertise in middleware, payment engines, and enterprise application support, ensuring high availability, stability, and performance of mission-critical systems.

Strong hands-on experience in production support, incident management, batch processing, and system integrations, with deep knowledge of UNIX/Linux environments,

messaging systems, and database technologies. Adept at troubleshooting complex issues, performing root cause analysis (RCA), and driving permanent fixes in high-pressure environments.

Extensive exposure to payment processing systems, clearing applications, and internet banking platforms, supporting both corporate banking and retail banking operations, including equities and derivatives workflows.

Skilled in working with cross-functional teams, managing SLAs, and ensuring seamless business operations through proactive monitoring and automation. Strong technical foundation combined with scripting and development exposure in Python and Java to enhance operational efficiency.

ITIL 4

• Performed in-depth Root Cause Analysis (RCA) for production incidents and implemented permanent fixes by reproducing issues in SIT/UAT environments, reducing recurring incidents
• Acted as a primary point of contact for business users, ensuring timely resolution of production issues within agreed SLAs and priorities
• Developed and maintained complex SQL queries and Unix shell scripts to support automation, monitoring, and operational efficiency
• Managed and supported Production, UAT, and SIT environments, ensuring system stability and availability
• Handled code deployment, build, and release activities across environments following change management processes
• Conducted regression testing post-deployments to ensure system integrity and avoid production defects
• Monitored and maintained batch processing systems using Control-M and Autosys, ensuring timely execution of critical business jobs
• Proactively monitored ITSM tools (ServiceNow/JIRA), incident queues, and group mailboxes, resolving tickets based on priority and SLA adherence
• Planned and executed Business Continuity Planning (BCP), Disaster Recovery (DR) drills, and Quarterly Maintenance Window (QMW) activities in line with organizational standards
• Identified opportunities for automation and demand reduction, minimizing manual intervention and reducing system alerts through shell scripting solutions
• Enhanced production stability by implementing proactive monitoring, alert mechanisms, and periodic housekeeping jobs
• Deployed bug fixes and enhancements into production environments using structured release and change management frameworks
• Managed and maintained multiple critical production applications, ensuring high availability and performance
• Analyzed complex job flows, scripts, and system interdependencies to troubleshoot issues and optimize performance
• Collaborated with database teams to identify and implement required database changes, ensuring data consistency and integrity

BNP Paribas – Singapore / APAC
Duration: (from Feb 2022 to Till date)

Environment: Linux, UNIX, IBM WebSphere MQ, TIBCO JMS, Informatica, Java, Oracle, AS400, Mainframe (CICS, DB2), ServiceNow, Geneos

• Provided L2/L3 production support for 20+ critical Cash Management applications including BPH, EMX, CXC, CXD, BIP, and CPG across Singapore and APAC
• Supported high-value payment processing systems handling SWIFT MT103, PACS.008, PAIN.001 messagesfor corporate banking transactions
• Monitored and managed middleware systems (IBM MQ, TIBCO JMS) ensuring seamless message flow across distributed applications
• Administered EMX (TIBCO-based platform) for payment message processing and transaction routing
• Worked extensively on Oracle databases in Linux environments for data validation, issue analysis, and performance tuning
• Supported Clearing and Payment Gateway (CPG) systems enabling secure interbank transactions
• Performed production deployments, OS patching, and application service restarts following change management processes
• Utilized tools like ServiceNow and Geneos for monitoring, alerting, and incident management
• Conducted Root Cause Analysis (RCA) for production incidents and implemented preventive solutions
• Developed and supported automation scripts and data workflows using Informatica and shell scripting
• Coordinated with business teams for issue resolution and SLA adherence

• ✔ Ensured high availability of mission-critical payment systems across APAC region
• ✔ Reduced recurring incidents through proactive monitoring and automation
• ✔ Successfully supported high-volume real-time payment transactions with zero SLA breaches

United Overseas Bank (UOB)
Duration: (from Nov 2015 to Feb 2022)

Environment: AS400, UNIX (Solaris), IBM WebSphere MQ, Oracle Tuxedo, RPG/400, CL/400, SQL/400, DB2, Control-M

• Supported and maintained MQ-based middleware systems for 150+ applications across Singapore and 19+ countries
• Managed host-to-host integrations for applications such as PIB, GEB, CRM, Trade, Loans, and Remittance systems
• Developed and supported synchronous and asynchronous transaction processing systems using C and Oracle Tuxedo
• Performed IBM MQ administration and programming, including queue setup and message flow configuration
• Designed and implemented low-latency financial transaction solutions for payments, trade, and loan processing
• Built transaction simulation tools for testing using MQ and Mainframe (CICS)
• Handled batch job scheduling and monitoring using Control-M
• Conducted impact analysis, effort estimation, and technical documentation preparation
• Provided production support and defect fixes, including UAT issue resolution
• Collaborated with global teams for incident resolution and system enhancements

• ✔ Supported large-scale distributed banking systems with high transaction volumes
• ✔ Improved transaction performance and system reliability
• ✔ Played key role in multi-country integration and payment processing systems

3M – Malaysia
Duration: (Apr 2015 to Nov 2015)

Environment: OS/400, RPG/400, CL/400, ILE RPG, BPCS ERP

• Provided end-to-end application support for ERP systems including OLOPS and BPCS
• Worked on system enhancement, defect fixing, and RFC implementations
• Supported integration of production control and sales systems to improve scalability and maintainability
• Analyzed user requirements and implemented functional enhancements
• Ensured system stability through continuous monitoring and issue resolution

• ✔ Contributed to successful system consolidation and modernization
• ✔ Improved application performance and maintainability

Gillette / Kornberg
Duration: (Nov 2012 to April 2015)

Environment: AS400, RPG, CL, SQLRPGLE, WebSphere MQ, SAP Integration

• Developed and supported MAPICS ERP system for manufacturing and supply chain operations
• Worked on SAP–MAPICS integrations for data synchronization (orders, customers, materials)
• Performed impact analysis, technical design, and development for change requests
• Prepared unit test plans, test data, and conducted peer reviews
• Provided support for global users (Mexico, Shanghai)
• Coordinated with onsite/offshore teams and delivered weekly/monthly status reports

• ✔ Delivered robust ERP enhancements aligned with business requirements
• ✔ Supported global manufacturing operations efficiently

Name:R Phani Krishna
Title:IT Application Analyst
Mobile:+65-88347156
Email:ramachandruni70@gmail.com
Location:Singapore
LinkedIn:https://www.linkedin.com/in/krishna-ram-347709135?utm_source=share_via&utm_content=profile&utm_medium=member_ios

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