Abhishek Mishra
Mainframe Developer
VTP Aethereus Mahalunge Pune,MH
Summary
Professional technical leader with proven ability to spearhead complex projects and drive innovative solutions. Adept in software development, systems architecture, and project management. Strong emphasis on team collaboration and delivering results in dynamic environments. Known for adaptability and reliability. Skilled in coding, debugging, and optimizing performance.
An experienced developer, with 12+ years of experience in designing, developing, testing and leading technical teams in complex Mainframe applications. Specialized in Banking & Financial service and US healthcare domains and Logistics and Supply chain.
Overview
13
13
years of professional experience
Work History
Technical Lead
Wipro Limited
06.2022 - Current
- Experience in project SDLC especially Analysis, design, Build-Support, development and implementation of application systems with expertise in COBOL, JCL, DB2, IMS, DB2, SQL, CICS, VSAM.
- Worked on Unit Testing, Functional Testing and System Integration Testing along with performing test data preparation and creating test scenario documents.
- Preparation of Functional and Technical specification documents such as HDDs and LLDs.
- Effectively collaborated with cross-functional teams including business analysts and project managers to translate business requirements into mainframe solutions.
- Proficient in COBOL, I have designed, coded tested and delivered mission-critical applications, ensuring efficient data processing, transaction handling and business logic execution.
- Utilizing DB2 and Native SQL to model, query and manage databases, ensuring data accuracy, integrity and optimal retrieval.
- Leveraging CICS, IMS and VSAM for real-time transaction processing, providing responsive and reliable mainframe applications for critical business functions.
- Use reporting methods such as Easytrieve to create comprehensive and efficient reports, facilitating data-driven decision making for business stakeholders.
- Good knowledge of Agile methodology for development. Also experienced in Rally and Jira tools.
- Demonstrated Quality assurance according to organizational standards.
- Project Experience Summary
- Domains: Core Payments
- Customer/Client Name: Mastercard
- Designation: Technical Lead
- Role: Senior Developer
- Technologies/Skills Used: DB2, COBOL, JCL, VSAM, CICS
- Description: Senior developer working on Mastercard Automatic Billing Updater (ABU), a global payment-account update platform that reduces recurring-payment failures by providing batch-based payment credential updates across issuers, acquirers and merchants.
- Developed solutions for account lifecycle events including card replacements, account updates, expiration date updates and closed accounts notifications.
- Using Collaborated with product managers, architects and cross-functional teams to deliver optimized, compliance driven solutions supporting global financial institutions.
- Responsibilities: Improved system performance, reliability and operational efficiency while adhering to payment-industry security, privacy and data protection requirements.
- Check the compatibility of the upstream and downstream and work along with other teams to understand and implement desired solutions.
- Coded, tested, and maintained COBOL & Easytrieve modules.
- Utilized CICS and IMS for transaction processing and database management, improving system performance and reliability.
- Develop and maintain VSAM file handling procedures for batch and online applications.
- Collaborated with business analysts to gather and analyze requirements, ensuring seamless integration of Mainframe solutions with Business Processes.
- Supported ongoing system enhancements, scalability and performance optimization to accommodate changing landscapes of healthcare provider networks.
- Contribution and Achievements: Utilized advanced DB2 queries and Stored procedures to extract and analyze data from multiple sources, ensuring data accuracy and completeness.
- Integrated the mainframe capitation system with external data sources facilitating real-time data exchange and reconciliation.
- Implemented Mainframe based solutions to adjust capitation rates based on patients’ risk factors, ensuring fair and accurate payment to the providers.
Sr. Software Engineer
Legato Health Tech
03.2019 - 06.2022
- Team is primarily focused on Anthem Billing System and Financial & Accounting Reporting.
- Collaborate closely with finance team to gather and translate complex financial reporting requirements into tailored mainframe solutions.
- Team player in Application Management team which involves working on Small Enhancements and bug fixing by analyzing the issues raised and perform recreation, coding, unit testing and document creation for the suggested solution.
- Poised to work closely with Business stakeholders to generate financial reports using tools such as Easytrieve and Tableau and further work on GL and SL if any variance is reported.
- Implemented data validation and reconciliation procedures to guarantee the precision and reliability of financial reports, ensuring accuracy and compliance.
- Domains: US Healthcare
- Customer/Client Name: In-house Development for Anthem Inc.
- Designation: Sr. Software Engineer
- Role: Team Member
- Technologies/Skills Used: DB2, COBOL, JCL, IMS, VSAM
- Description: Use and Designed, developed and maintained sophisticated mainframe applications, optimizing them for intricate financial calculations, transaction processing and data manipulation.
- Preparation of Design documents, Unit test cases and results.
- SIT and UAT support.
- Review of code, Unit test cases and results of team members.
- Contribution & Achievements: Created Documents for various billing processes and shared it across the team.
- Collaborated with database admin to fine-tune VSAM indexing and access methods.
- Received accolades from Financial and accounting business for suggesting process improvements using pivoting and graphs.
- Active member of company’s CSR and cultural activities.
Sr. Software Engineer
Ingram Micro SSC
04.2016 - 02.2019
- Working as Mainframe developer in Inhouse team.
- Learned business workflow of Ingram sales & ordering.
- Learned nature of IMS database & working of Db2-IMS CICS-Cobol programs.
- Worked on various SE (Small Enhancement) which includes tasks as analyzing the requirement, creating design document, coding, unit testing, SIT, deployment, post-implementation validations.
- Analyzing the work request based on business needs
- Preparation of Design documents, Unit test cases and results.
- SIT and UAT support.
- Review of code, Unit test cases and results of team members.
- Co-ordinate with onshore and sharing it with team members.
- Test support for Interfacing Teams.
- Domains: Sales & Ordering
- Customer/Client Name: Inhouse Development for Ingram Micro
- Designation: Software Engineer
- Role: Team Member
- Technologies/Skills Used: DB2, COBOL, JCL, CICS, IMS, VSAM
- Contribution & Achievements: Created Documents for addressing test environment issues.
- Got appreciation from business for suggesting solutions during Apple DEP and Endless Aisle.
- Active member of company’s CSR activities.
Software Developer
Syntel Limited
12.2013 - 03.2016
- One-stop Database which houses the financial and demographic data of the merchants existing in different locations across the globe.
- Domestic (US and Canada), International and third party merchant data is housed and worked upon within the team.
- Team is primarily focused on Transaction gathering, Reconciliation and report generation to different downstream systems.
- Implement data archiving and backup strategies to ensure data availability and disaster recovery preparedness.
- Design, Develop and testing of COBOL-DB2 modules and write Native stored procedures for performance improvement and data retrieval.
- Preparation of Design documents, Unit test cases and results, Regression testing through Regression tool.
- Create special execution job and debug the code to troubleshoot the issue.
- Implemented automated data validation and enrichment process, reducing manual effort and avoiding re-work.
- Review of code, Unit test cases and results of team members.
- Co-ordinate with onshore and sharing it with team members.
- Support the generation of reports and analytics tools that provided actionable insights into merchant performance, helping the organization make informed business decisions.
- Domain: Cards & Payments
- Customer/Client Name: American Express
- Team Size: 10
- Designation: Software Developer
- Role: Team player
- Technologies/Skills Used: DB2, COBOL, JCL, Stored Proc
- Contribution & Achievements: Successfully centralized merchant data, resulting in improved data accuracy and consistency across the organization.
- Appreciation from client for converting COBOL codes to stored procedures which resulted in lower cost and optimum performance.
- Worked on developing a new software named QREP, which has enabled real-time data update into our system from upstream.
- The project received accolades for data security and compliance practices, maintaining American Express’s reputation as a trusted financial institution.
- Won Smart Team player award in Amex account.
Education
B.Tech. - Electronics & Communication
Jaypee University of Engineering and Technology
01-2013
12th - Physics, Chemistry & Mathematics
Government Inter College Allahabad
10th - undefined
Government Inter College Allahabad
Skills
Programming: COBOL, JCL, DB2, CICS, IMS, SQL
Database: DB2, IMS
Tools: JIRA, Toad, SPUFI, Platinum, SDLC, CCMS Traveler Change Management, Changeman, Endeavor, SQL, ServiceNow, z/OS MVS, Toad, DBeaver, Rally Postman, TSO/ISPF, IBM Data Studio, VSAM KSDS, Control-M, JHS, NDM,VS Code
Utilities: IDCAMS, IEBGENER, IEBCOPY, SFTP, SORT, FileAid
Debugger Tools: XPEDITOR, Intertest & Topaz
Operating Systems: IBM z/OS , Windows, Unix
Office: MS Office suite (Word, Excel, Power Point)
Domain: Banking & Financial Products, Logistics& Supply Chain, US Healthcare
Communication skill: Excellent Communication & Presentation Skills
Languages: English, Hindi
Extra-curricular Activities
Role of Mentor for Fresher’s Training sessions. Singing, playing Guitar, playing badminton Active member of company’s CSR activities. Participated in Cultural activities and won various prizes. Role of Mentor for Fresher’s Training sessions. Singing, playing Guitar, playing badminton Active member of company’s CSR activities. Participated in Cultural activities and won various prizes.
Timeline
Technical Lead
Wipro Limited
06.2022 - Current
Sr. Software Engineer
Legato Health Tech
03.2019 - 06.2022
Sr. Software Engineer
Ingram Micro SSC
04.2016 - 02.2019
Software Developer
Syntel Limited
12.2013 - 03.2016
10th - undefined
Government Inter College Allahabad
12th - Physics, Chemistry & Mathematics
Government Inter College Allahabad
B.Tech. - Electronics & Communication
Jaypee University of Engineering and Technology
DECLARATION
I hereby declare that the above-mentioned information is true to the best of my knowledge. Place: Pune Date: 2026-07-01
Personal Details
- Date of Birth: 1991-12-08
- Sex: Male
- Nationality: Indian
- Marital Status: Married