Rajendra Prasad Mallemula

Mainframe Developer | Elevance Health
January 2021 – Present

• Developed provider selection logic for GBD claims within the legacy healthcare claims system, improving claims processing accuracy and efficiency.
• Served as a Production Support Analyst in the Pricing team, prioritizing and resolving critical production issues to ensure uninterrupted system operations.
• Managed post-deployment activities, including code fixes and defect resolutions, to maintain smooth claims adjudication and pricing workflows.
• Maintained and enhanced mainframe applications using COBOL, DB2, and IMS DB, supporting high-volume healthcare claims processing.
• Conducted impact analysis and implemented code changes to comply with regulatory updates and optimize pricing subsystem functionality.
• Collaborated with cross-functional teams to troubleshoot, test, and deploy fixes, ensuring timely resolution of production defects and continuous system improvement.

Mainframe Developer | TCS
Bank of America (BOA) Client – Global Banking System
Duration: 5th and 6th Year

Key Projects and Responsibilities:

Project #1: NFRR Reports Automation

• Analyzed and automated the generation of NFRR reports, which were previously created manually by the OPS team using inputs from multiple subsystems within the Global Banking System (GBS).
• Conducted comprehensive analysis across key GBS subsystems including:CAS/FMS: Managed foreign exchange trades involving currency buying/selling with message types MT300 (inbound/outbound) and time deposits processing (MT320).
  SDS: Handled trade financing transactions, including guarantees and standby letters of credit (LOC) with MT7 series message processing.
  SLS: Processed loan details for financial institutions.
  

Project #2: SWIFT 2019 Mandates Implementation in CAS System

• Implemented SWIFT 2019 mandate changes for MT300 message processing in compliance with updated SWIFT standards.
• Ensured all message formats and transactional changes adhered strictly to the SWIFT regulatory requirements.

Project #3: Trade SWIFT 2020 Changes in SDS System

• Executed trade SWIFT 2020 updates focusing on outbound message processing, including enhancements to reformatter modules for improved compliance and functionality.

Project #4: Malaysia FX Project

• Automated input and verification processes for foreign exchange trades specific to the Malaysia FX market, improving accuracy and efficiency.

Core Developer Responsibilities:

• Performed in-depth impact analysis and implemented corresponding code changes based on business requirements.
• Addressed and resolved bugs identified during Unit Testing, Sprint Testing, and System Integration Testing (SIT)/User Acceptance Testing (UAT).
• Developed detailed design documentation aligned with Business Requirement Documents (BRD) for new projects.
• Conducted thorough post-production validations to ensure system stability and accuracy.

Domain Overview:

• Contributed to the Global Banking System, a comprehensive platform facilitating cross-border financial services such as Payments, Receivables, Deposits, Liquidity Management, Investments, Credit Facilities, Trade Finance, Treasury Management, and Commercial Card Services across multiple countries.

Mainframe Developer | TCS
Citi Client (Accounts Receivables)
Duration: First 4 years

Key Projects and Responsibilities:

Project #1: COSTCO (AMEX to CITI Migration)

• Led the conversion of 1 million accounts from AMEX to CITI, ensuring accurate mapping of AMEX data fields to corresponding CITI fields.
• Coordinated with cross-functional teams to maintain and manage the converted accounts within the Citi system, ensuring data integrity and seamless transition.

Project #2: UAT Testing and Environment Management

• Created and managed a comprehensive testing environment consisting of approximately 2,500 batch jobs running on alternate days for all billing groups.
• Conducted thorough root cause analysis for job failures and issues, driving resolution through detailed end-to-end investigation.
• Performed regression analysis to identify impacted fields due to code changes, ensuring stability and accuracy of transactions.

Core Responsibilities:

• Executed root cause analysis of issues and provided effective fixes to prevent recurrence.
• Collaborated with issue creators to ensure timely resolution and continuous improvement of processes.
• Supported the Accounts Receivable sub-system, which handled credit card customer information, posting of financial and non-financial transactions, account setup, and generation of financial reports critical to downstream financial systems.