Suraj Jambhale
Sr. Mainframe Developer | linkedin.com/in/suraj-jambhale-814a3587
Pune
Summary
11+ years of mainframe development experience, with a proven track record of designing, developing and
Implementing critical solutions for z/OS environments with expertise in COBOL, JCL, DB2, IMSDB, SAS, and CICS. Adept at optimizing legacy systems, ensuring performance, and driving process improvements. Strong understanding of SDLC, Agile & waterfall methodologies, and versioning tools. Passionate about delivering high quality applications and providing exceptional value to organization.
Overview
12
12
years of professional experience
Work History
Sr. Mainframe Developer
BNY
Pune
12.2018 - Current
- Installed ASG ViewDirect product into mainframe, customizing vendor assembler code and building new VTAM regions.
- Automated Endeavor deployments with internal application MOLF using CLIST, REXX, and ISPF panels.
- Maintained CICS environment for account reconciliation facility, ensuring system reliability and performance.
- Achieved 90% reduction in recurring batch failures, enhancing regulatory compliance and providing continuous support.
- Enhanced ATS internal application programs and jobs using Assembler, REXX, and CLIST knowledge to meet compliance initiatives.
- Migrated scheduler from ESP to Control-M for over 1,400 jobs, redesigning batch flow and conducting regression testing.
- Integrated GIT for DevOps, replacing Endeavor with GIT as part of modernization efforts involving CI/CD pipelining.
- Established QA/DEV environment by replicating six applications on new DEV/QA LPARs, ensuring process and functionality replication.
- Monitored and supported all applications post-implementation, ensuring stability and prompt issue resolution.
Sr. Application Developer
YashTechnologies
Pune
10.2016 - 11.2018
- Designed and implemented scalable data cataloging application PDC using JCL, SAS, and DB2 to improve data accessibility.
- Developed comprehensive COBOL programs for IMS DB extraction and utilized JCL utilities for data provisioning.
- Collaborated with Enterprise Data Management Team to fulfill database requests for IMSDB and DB2, ensuring timely data availability.
- Provided subject matter expert support for batch failures and established permanent fixes for recurring issues.
- Automated workflows for repetitive user requests, significantly reducing processing time.
Application Developer
IBM Pvt Ltd.
Bangalore
01.2014 - 10.2016
- Executed mainframe migration by analyzing codebase (CICS, Cobol, IMSDB) and documenting functionalities, facilitating a smoother transition.
- Extracted business logic and databases, ensuring proper cleansing and formatting for production upload.
- Managed user data requests in Data Integration and Delivery Centre for Walmart client, ensuring timely and accurate data delivery.
- Provided manual testing support, enhancing data accuracy and reliability for production environments.
- Utilized Teradata database utilities to streamline data processes.
- Debugged data issues using SQL skills, improving overall data quality.
Education
B.Tech - Electronics and Telecommunication
Dr. Babasaheb Ambedkar Technological University
Raigad05.2013
Skills
- Programming languages: COBOL, JCL, SAS, CICS, REXX, Assembler, SQL
- Database management: DB2, IMS DB, VSAM
- Integrated development environments: IDZ
- Version control: Endevor, Panvalet, Librarian, GIT
- Job schedulers: Control-M, ESP, CA7, Zeke
- DB2 utilities: QMF, Spufi, Toad for DB2, SQL Developer
- Project management tools: JIRA, ServiceNow, Remedy
- Software development lifecycle
- ZO/S architecture
- Database programming
- Agile and waterfall methodologies
- Production support
Projects
- Mobius: In-house report repository (ViewDirect), Organization: BNY, Domain: Banking
- MOLF: Online Form System, Organization: BNY, Domain: Banking
- ATS: Automatic Transmittal System, Organization: BNY, Domain: Banking
- ARF: Account Reconciliation Facility, Organization: BNY, Domain: Banking
- PDC: Dataset cataloging, Organization: John Deere, Domain: Manufacturing
- Enterprise Master Data Management, Organization: John Deere, Domain: Manufacturing
- Mainframe migration, Organization: OLAM Inc, Domain: Manufacturing
- DIDC: Data Integration and Delivery Center, Organization: Walmart, Domain: Retail
Timeline
Sr. Mainframe Developer
BNY
12.2018 - Current
Sr. Application Developer
YashTechnologies
10.2016 - 11.2018
Application Developer
IBM Pvt Ltd.
01.2014 - 10.2016
B.Tech - Electronics and Telecommunication
Dr. Babasaheb Ambedkar Technological University