ASHWINI DHANGAR
Pune
Summary
Experienced Mainframe Developer with 4+ years of expertise in COBOL, DB2, Assembler, and JCL. Proficient in managing the full SDLC, from design through deployment, with a focus on problem-solving, debugging, and performance optimization. Skilled in using XPEDITOR and IBM utilities to ensure efficient program operation. Demonstrated ability to mentor junior developers, foster team collaboration, and resolve complex production issues quickly. Proven success in enhancing system efficiency and delivering high-quality, scalable solutions on time.
Overview
4
4
years of professional experience
1
1
Certification
Work History
Analyst 1 Software Engineer
DXC Technology
11.2023 - Current
- Owned and enhanced critical application modules using Assembler, COBOL, JCL, and DB2 based on business requirements.
- Provided technical input during solution design and ensured code was maintainable, scalable, and production-ready.
- Debugged and resolved complex production issues in Assembler/COBOL programs, fixing SOC1, SOC4, SOC7, and DB2 abends within SLA.
- Developed and supported Assembler routines involving register handling, control blocks, file processing, and DB2 interactions.
- Performed root cause analysis (RCA), implemented permanent fixes, and highlighted technical risks with mitigation plans.
- Improved performance and efficiency through automation, reusable components, and IBM utilities (DFSORT, IDCAMS, IEBGENER).
- Managed JCLs, PROCs, job scheduling, and batch dependencies to ensure stable batch execution.
- Communicated directly with business users and stakeholders, clearly explaining impacts, solutions, and timelines.
Application Delivery
DXC Technology
09.2021 - 11.2023
- A dedicated System Engineer in the mainframe domain, specializing in the administration, optimization, and support of mainframe systems
- Proficient in mainframe operating systems ( z/OS), databases (DB2), and programming languages (COBOL, JCL, Assembler)
- Proactively took ownership of addressing production and test defects, finding innovative solutions to resolve them with quick turnaround times
- Streamlined and expedited programs for Root Cause Analysis (RCA) and resolving tickets, ensuring rapid issue resolution
- Proven track record of collaborating effectively within team-oriented environments to deliver high-quality solutions
Education
B.E. - ENTC
Dr. D. Y. Patil Institute of Technology
Pimpri, Pune05.2021
HSC -
Kendriya Vidyalaya Tirumalagiri
Secundrabad, Hyderabad04.2017
SSC -
Kendriya Vidyalaya Tirumalagiri
Secunderabad, Hyderabad04.2015
Skills
- COBOL
- Assembler Language
- Job Control Language (JCL)
- XPeditor
- Z/OS
- Changemen
- VSAM
- Control M
- Customer Information Control System (CICS)
- Mainframe Development
Awards
- H2 FY24 DXC Collaborators Award
- Q3 FY24 DXC Champs Award
- Q2 FY23 DXC Champs Award
- H1 FY23 DXC Collaborators Award
Certification
- LOMA 281, (01/01/23, 02/28/23) Meeting Customer Needs With Insurance & Annuities - 3rd Edition - Life Office Management Certification (LOMA)
- LOMA 291, (08/01/23, 09/30/23) Improving The Bottom Line: Insurance Company Operations 2nd Edition - Life Office Management Certification (LOMA)
Languages
English
Proficient
C2
Hindi
Proficient
C2
Marathi
Advanced
C1
Timeline
Analyst 1 Software Engineer
DXC Technology
11.2023 - Current
Application Delivery
DXC Technology
09.2021 - 11.2023
B.E. - ENTC
Dr. D. Y. Patil Institute of Technology
HSC -
Kendriya Vidyalaya Tirumalagiri
SSC -
Kendriya Vidyalaya Tirumalagiri