Jeyakrithiga Sathyanarayanan
Celina
Summary
To pursue a challenging career as a resourceful, quality-oriented software solution provider in a reputed organization, contributing to its growth and success.
Dedicated and versatile Software Engineer with over 7 years of experience in database design, development, and testing. Proficient in cloud computing, financial technology systems, and high-volume transaction processing. Demonstrated expertise in Informix, Unix/Linux, Database and application troubleshooting. Skilled in managing complex technical projects and delivering innovative solutions for financial institutions.
Flexible Technical Support Engineer with seven years of experience helping clients maintain smooth operations. Expertise in Linux systems and SQL/Oracle Database. Commended for rapidly and effectively resolving downtime and efficiently integrating new hardware and components.
Overview
14
14
years of professional experience
1
1
Certification
Work History
Technical Support Engineer
Archon Software
05.2023 - Current
- Company Overview: Client: Candescent, previously NCR
- Manage critical tasks for financial institutions' digital infrastructure and services using GCP, Devnull, Shell scripts, Postman, Linux, Oracle, PostgreSQL, ServiceNow, and QuickBase
- Lead Data Processing Vendor (DPV) conversions, upgrades, and migrations
- Orchestrate mergers, account renumberings, and domain changes for financial institutions
- Troubleshoot complex issues in web and mobile applications (Zelle, Bill Pay, Transfers, Skip a payment)
- Implement and maintain SSO configurations and security protocols
- Develop and execute shell scripts for automation on GCP Linux platform
- Conduct Quality Control (QC) testing and manage test environments
- Perform log management and analysis using GCP Log explorer
- Manage go-live activities, including starting/stopping digital banking for DPV conversions
- Provide on-call troubleshooting support during production environment testing
- Client: Candescent, previously NCR
Software Engineer
Atos India Pvt Ltd
08.2010 - 01.2017
- Company Overview: Client: BBC
- Developed complex ETL mappings using Informatica PowerCenter 8.1.1 for sales return transaction management
- Performed database migration tasks using Informix IDS 7.31, 11.x, and Oracle 9i
- Created technical specifications and conducted requirements analysis
- Managed Informix Enterprise Replication development and maintenance
- Optimized existing Informatica maps for improved performance
- Debugged mappings and implemented error handling mechanisms
- Created and altered tables using SQL scripts and data modeling techniques
- Supported and enhanced 15 BBC finance applications, including the ACON system used by over 50,000 users
- Developed applications on UNIX platform using shell scripting and Informix 4GL
- Managed incidents, problems, and change requests for critical finance applications
- Customized systems per customer requirements and performed BAU activities
- Generated complex SQL queries for custom reports and data analysis
- Created shell scripts in UNIX for various automation tasks
- Provided on-call support for application maintenance and bug fixing
- Prepared functional specifications and conducted impact analyses
- Client: BBC
Education
MBA - Systems
Madurai Kamaraj University
05.2014
B.sc. - Computer Science
Madurai Kamaraj University
05.2008
Skills
- Cloud Computing: Google Cloud Platform (GCP)
- Operating Systems: Linux, UNIX, Windows
- Programming Languages: C, C, Informix 4GL, SQL, PL/SQL, Shell scripting
- Databases: Informix, Oracle, SQL Server, PostgreSQL
- ETL Tools: Informatica PowerCenter
- Web and Mobile Applications: Troubleshooting, development
- Financial Technology: Digital banking systems, Zelle, Bill Pay, Transfers
- Security: SSO configuration, financial application security protocols
- Configuration Management: Log management, environment replication, configuration management
- API Testing: Postman
- GUI Development: 4js and Genero tools
- Other Tools: BMC Remedy, ServiceNow, Devnull, QuickBase, MS Office suite
Certification
- SCJP (Sun Certified Java Programmer)
- Internal ATOS training on INFORMIX and INFORMATICA
Accomplishments
Critical Resource Incentive, 2012 & 2013
Timeline
Technical Support Engineer
Archon Software
05.2023 - Current
Software Engineer
Atos India Pvt Ltd
08.2010 - 01.2017
B.sc. - Computer Science
Madurai Kamaraj University
MBA - Systems
Madurai Kamaraj University
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