Rutu Jain
Software Engineer | Banking & Retail Domain
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About
Result-oriented Senior Mainframe Developer with 8+ years of experience across complex Banking and Retail domains. Specialized in designing, developing, and optimizing high-volume transaction processing systems utilizing COBOL, JCL, DB2, VSAM, and CICS. Proven track record in executing legacy modernizations, complex database migrations, and delivering zero-rollback software releases in strict SLA-driven environments.
Expert at identifying root causes for critical production abends and implementing robust validation frameworks to mitigate enterprise risk.
Experience
Software Engineer - Cognizant - Pune
(2022-07)
- Developed and delivered application enhancements in COBOL, JCL, and DB2 based on thorough impact analysis, ensuring zero-rollback production releases.
- Significantly improved batch window performance and reduced CPU utilization through strategic DB2 query tuning and JCL SORT optimizations.
- Engineered robust file validation frameworks to catch data anomalies early and prevent downstream system failures across sequential processing streams.
- Led L3 production support and root cause analysis (RCA) for critical production incidents, resolving complex S0C7 packed decimal corruptions in files under tight SLA timelines.
- Spearheaded high-volume data migration initiatives to SAP systems using Apache NiFi pipelines, ensuring absolute data integrity with zero data loss.
Mainframe Developer - Maxima IT Consulting Pvt. Ltd. - Pune
(2018-02 - 2022-06)
- Designed and maintained core backend applications supporting high-volume commercial transactional data within the retail banking space.
- Executed complex database migration projects, transitioning legacy DATACOM systems to modern relational DB2 and PL/I infrastructures with zero business disruption.
- Analyzed and resolved critical date-cycle and business-date logical defects to ensure precision in downstream financial reporting schedules.
- Enhanced and optimized batch restart/recovery logic for heavy execution cycles, ensuring system stability and minimizing recovery time objectives.
Education
Master of Engineering - Computer Science - Dr. Babasaheb Ambedkar Marathwada University (2017)
Bachelor of Engineering - Computer Science - Dr. Babasaheb Ambedkar Marathwada University (2013)
Diploma - Computer Engineering - MSBTE (2010)
