Abhishek Rahatwal

Results-driven Senior Software Analyst with over 9 years of experience in the Core Banking domain, delivering end-to-end technical and functional solutions.

Experienced Core Banking

Developer and Production Support Specialist with deep technical and functional expertise across the full lifecycle of core banking solutions, particularly TCS BaNCS. Proven expertise in the design, development, and implementation of core banking systems in regulated environments. Skilled in system enhancements, performance optimization, and resolving complex production issues while ensuring alignment with industry and compliance standards.

Client-facing experience in Saudi Arabia with strong communication, adaptability, and expertise in complex banking implementations.

Senior Software Analyst (Techno-Functional Consultant) at Tata Consultancy Services (2016-07 – Present)

• Developed and enhanced core banking applications using COBOL, JCL, DB2, PL/SQL and UNIX, ensuring regulatory compliance.
• Built and supported batch (EOD/SOD) and online transaction processing, handling high-volume banking operations.
• Delivered regulatory and functional enhancements across Customer, Deposits, Lending, Collections, and Payments modules.
• Participated in requirement analysis and solution design, translating business needs into scalable technical solutions.
• Provided L2/L3 production support, performed root cause analysis (RCA), and resolved critical issues to ensure system stability.
• Delivered end-to-end solution lifecycle (design → development → SIT/UAT → production deployment) including post-deployment support.
• Optimized EOD batch jobs, night-mode processing, and reposting flows, improving performance and reducing processing time.
• Developed and maintained interfaces with external systems, ensuring seamless integration and data consistency.
• Hands-on in TCS BaNCS customization, including program enhancements and parameter configurations.
• Managed code versioning (Git), build, and deployments across SIT, UAT, and Production environments.
• Supported SIT/UAT cycles, defect fixing, and release validation for smooth production rollouts.
• Strong functional understanding of Customer, Deposits, Lending, Payments, GL, Reconciliation, and MT statements.
• Possess 5+ years of client-facing experience, collaborating closely with business stakeholders and onsite teams to deliver effective banking solutions.
• Led and mentored a team of 10+ developers/support engineers for development and production support.

Master of Computer Applications in Computer Applications – Sastra University (2020)

Bachelor of Science in Information Technology in Information Technology – University of Mumbai (2016)