Application Developer Mainframe

VAISHNAVI BHANDARI

Mainframe Application Developer with 4+ years of experience at Tata Consultancy Services, proficient in Mainframe, COBOL, JCL, DB2, SDSF, FILE-AID, RMS, ISPF, SPUFI, TWS(OPC), SQL and Batch Processing in the Banking Domain, having strong expertise in debugging, performance tuning, technical and collaborative skills within Agile environment. *****************@*****.*** in https://www.linkedin.com/in/vaishnavi-bhandari-179903v/ +91 - 950******* CORE COMPETENCIES

COBOL and JCL Development

DB2 and Unit Testing

Batch Job Monitoring and Scheduling

(TWS/OPC)

Performance Optimization (Batch & SQL)

Release Management & Deployments (RMS,

ISPF, SCLM)

Debugging & Abend Resolution (SDSF,

SPOOL)

Agile Scrum Methodologies (JIRA)

TECHNICAL SKILLS

Languages/Tools: COBOL, JCL, DB2, SQL,

GDG, RMS, SPUFI, SPOOL, SDSF, FILE-AID,

ISPF, SCLM, TWS (OPC Scheduler), SOAP UI.

Development & Maintenance: Application

Lifecycle Management (ALM), Banking,

Domain, SDLC, Batch Cycle Management,

Releases, Unit Testing.

Collaboration: SharePoint, Confluence, Agile

(Scrum, Sprint Planning, Retrospectives).

EDUCATION

2021: Bachelor of Technology in Electronics and

Communication, Lovely Professional University,

Phagwara (6.69 CGPA)

CERTIFICATIONS

TCS - COBOL Essential Training Certification.

TCS - Mainframe Fundamentals Certification.

Foundational Generative AI

CAREER TIMELINE

PROFILE SUMMARY

Competent professional with 4+ years of extensive experience in the IT industry, specializing in Mainframe technologies within an Agile environment.

Currently serving as a Mainframe Application Developer at Tata Consultancy Services (TCS) in Pune, Maharashtra.

COBOL Development: Utilized mainframe to create, enhancing and managing COBOL programs.

JCL: Developed and maintained batch jobs as per business submission with DB2 data.

Debugging: Collaborated with a team to develop, handling batch cycles, debugging complex issues.

Agile Methodology: Participated in Agile development processes, including sprint planning, daily stand-ups, and retrospective calls.

SQL Integration: Utilized SPUFI for SQL Queries. WORK EXPERIENCE

Mainframe Application Developer, Tata Consultancy Services (TCS), Pune, Maharashtra January 2022 – Present

Mainframe Developer: - Developed and maintained batch COBOL programs using JCL and DB2 to supporting investment banking operations.

Component Creation: Designed new JCL components and implemented functionalities based on client needs.

Seamless Integration: Facilitated smooth integration with COBOL modules and JCL, with unit testing and delivering of appropriate files and data.

RMS, TWS(OPC) and Deployment: Created and worked on RMS for deployment of code in OPC tool, scheduling application with the JCLs for batch cycle.

SPOOL and SDSF: Used SPOOL and SDSF for JCL functions, checking and maintaining batch jobs while in execution.

ISPF and SCLM: Worked with ISPF and SCLM Menu for navigating through functions of Mainframe for creating, managing COBOL modules, JCLs and DB2 modules.

GDG: Worked with GDG files in for optimizing the data and performance.

FILE-AID: Utilized file manager for molding and manipulating the files data for testing purposes or as per business requirements.

Optimizing: Enhancing existing programs and database queries, improving batch performance by up to 30%.

Cross-Functional Collaboration: Worked on the client’s primary product with cross-functional teams, and conducted code reviews while providing constructive feedback to ensure quality and maintainability.

Code reviews: Participated in code reviews, peer testing, and quality checks to ensure seamless deployments.

Collaboration: Actively worked with Seniors and Business Analyst to align development with project goals and client specifications.

Software Development Life Cycle (SDLC): Followed SDLC methodologies for planning, designing, developing, testing, and deploying software solutions.

KTs: Conducted knowledge transfer and training sessions for new team members.

Troubleshooting and Debugging: Debug and tested the code from end-to-end testing for abend errors issues, ensuring smooth and efficient functionality.

Agile Environment: Collaborated within an Agile team, actively participating in sprints and managing user story assignments.

System Engineer-Mainframe Developer-Trainee, Tata Consultancy Services, Pune, Maharashtra June 2021 – December 2021

COBOL: Functioned as a Mainframe Developer, developing and maintaining COBOL module with the help of seniors.

JCL: Using JCL for batch and online jobs.

SOAP UI and Client’s internal software: Utilized SOAP UI and internal software for online jobs and transact data in real time.

Project Enhancements: Implemented project enhancements based on specific requirements.

RMS: Created RMS for deployment of code in OPC tool, scheduling application and jobs.

SPUFI: Used SQL queries for testing the requirement by fetching the DB2.

SPOOL and SDSF: Used SPOOL for JCL functions, checking any errors.

SQL Integration: Worked on DB2 manager for enhancing, editing and managing the databases. Mainframe Developer, Tata Consultancy

Services, Pune, Maharashtra

January 2022 – Present

System Engineer-Mainframe Developer-

Trainee- Tata Consultancy Services,

Pune, Maharashtra

June 2021 – December 2021

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