BALAJI ADINATHAN
Summary
Efficient problem-solver with strong analytical skills, adept at translating complex data into actionable insights. Proven ability to communicate effectively and collaborate in dynamic environments. Committed to leveraging transferable skills to enhance data-driven decision-making. Eager to embrace new challenges and grow within a new field.
Overview
12
12
years of professional experience
Work History
Main frame Analyst
Tata Consultancy Services
Chennai
05.2014 - Current
- A senior mainframe professional with over 12 years of experience in the full Software Development Life Cycle (SDLC), including analysis, design, development, testing, and production support for enterpriselevel applications.
- Demonstrated expertise in core mainframe technologies through successful delivery of large-scale projects within DTCC financial services domain.
- Led teams in resolving complex technical challenges and executing legacy system modernization efforts.
Mainframe senior developer
DTCC
New Jersey
05.2017 - 05.2026
- Led team of 10 mainframe developers in designing, developing, and maintaining mission-critical applications for Settlement processing system, ensuring system reliability and performance.
- Executed legacy modernization project, migrating 5 critical financial applications to modern mainframe environment, enhancing application performance and reducing operational costs by 10%.
- Spearheaded batch cycle optimization initiatives that reduced processing time by 20% and ensured compliance with all batch SLA objectives.
- Provided production support, performing root-cause analysis and resolving critical abends and incidents within defined SLAs to minimize downtime.
- Collaborated with onshore and offshore teams to define project requirements, allocate resources, and ensure timely, high-quality deliverables.
- Mentored junior developers and provided technical guidance on mainframe best practices and standards.
- Financial services
Mainframe Developer
Vanguard Group of Companies
Malvern
05.2014 - 04.2017
- Design, code, test, and debug mainframe applications, often using languages like COBOL, JCL, and SQL.
- Provide technical guidance, lead development efforts, and mentor junior developers on the team.
- Ensure applications run efficiently by optimizing performance, enhancing scalability, and resolving complex issues.
- Work with business analysts, project managers, and other teams to understand requirements and deliver solutions that align with business objectives.
- Play a key role in modernizing legacy systems, which may involve integrating them with newer technologies.
- Developed and maintained robust software applications by collaborating with cross-functional teams to define requirements and deliver solutions.
- Participated in code reviews and debugging sessions to enhance code quality and application performance through peer feedback and best practices.
- Implemented automated testing procedures and tools to streamline quality assurance processes, reducing the time required for regression testing.
Skills
- COBOL programming
- JCL scripting
- Mainframe optimization
- COBOL
- JCL
- Easytrieve
- REXX
- VSAM
- DB2
- IMS DB/DC
- SQL
- CICS
- TSO/ISPF
- MQ Series
- IBM z/OS
- MVS
- Xpediter
- DFSORT
- IBM Utilities (IEBGENER, IDCAMS)
- CA-7
- Control-M
- TWS
Timeline
Mainframe senior developer
DTCC
05.2017 - 05.2026
Main frame Analyst
Tata Consultancy Services
05.2014 - Current
Mainframe Developer
Vanguard Group of Companies
05.2014 - 04.2017