Deepa Sekar
Bangalore
Summary
Ambitious senior mainframe developer with 11+ years of experience in Mainframe successfully aligning internal and external technical resources to provide consistent and reliable progress toward business goals.
Overview
11
11
years of professional experience
Work History
Lead Mainframe Developer
Mphasis Limited
09.2024 - 02.2026
- Worked as a lead mainframe developer for US based client " Morgan Stanley " in domain of " Banking ".
- Project is all about migrating legacy mainframe components to modern programming language.
- Analyzed COBOL, JCL, CICS, and DB2 components to understand the logic and convert them.
- Reviewed complex code changes, ensuring production readiness, performance, and compliance with enterprise standards.
- Mentored developers on mainframe debugging, job control, and secure coding practices.
Senior Mainframe Developer
Mphasis Limited
08.2022 - 08.2024
- Working as a Senior Mainframe Developer for a U.S.-based client, Wells Fargo, in the domain of banking.
- The project is all about receiving credit card-based data from Fiserv each day by encrypted NDM transmission. It is an interface between Fiserv and Wells Fargo credit card services.
- Managed over 200 job schedules to ensure smooth processing, and minimal impact on downstream systems. To not impact the downstream applications that serve the customers.
- Gathered requirements, developed solutions, tested (unit, integration, regression), and delivered the product.
- I have provided support during user acceptance testing and end-to-end post-implementation activities.
- Preparation of unit test cases, review of specifications, code, and unit test plan.
- Monitoring software implementation in the production environment.
- Implemented rigorous testing procedures and validation techniques to ensure data integrity.
Technology Lead
Infosys Limited
01.2021 - 08.2022
- Leading a team of 5 members for client " HSBC " in domain of " Financial Services ".
- Migrated code from SAFR to COBOL for improved system performance.
- Responsibilities included requirements gathering, development, testing, and delivery of the product along with distribution of tasks among the team members.
- Provided support during Quality Assurance testing, User Acceptance Testing and post implementation activities.
- Prepared unit test cases and reviewed specifications, code, and unit test plans for quality assurance.
- Project is all about migrating code from SAFR to COBOL.
System Engineer
Tata Consultancy Services
05.2015 - 01.2021
- Developed solutions for US-based client Morgan Stanley in banking domain.
- Project is all about processing compensation for FAs based on their performance and worked on real time accounts which acts as hub(receives transactions from various applications, validates, stores and display them in client server application).
- Gathered requirements, analyzed feasibility, and documented proposed solutions.
- Resolved complex technical issues through effective problem-solving techniques and root cause analysis
- Resolved complex technical issues using effective problem-solving techniques and root cause analysis.
Education
B.E - Bachelor of Engineering
Rajalakshmi Engineering College
Chennai05.2015
12th Std -
Vidya Mandir Matric Higher Secondary School
Pennadam04.2011
10th Std -
Immaculate Matriculation School
Pennadam04.2009
Skills
COBOL
JCL
CICS
CHANGEMAN & ENDEVOR
FILE AID & FILE MANAGER
FAULT ANALYZER
Code migration
Timeline
Lead Mainframe Developer
Mphasis Limited
09.2024 - 02.2026
Senior Mainframe Developer
Mphasis Limited
08.2022 - 08.2024
Technology Lead
Infosys Limited
01.2021 - 08.2022
System Engineer
Tata Consultancy Services
05.2015 - 01.2021
10th Std -
Immaculate Matriculation School
B.E - Bachelor of Engineering
Rajalakshmi Engineering College
12th Std -
Vidya Mandir Matric Higher Secondary School