Ritayan Nag
Kolkata
Summary
Highly skilled and experienced mainframe developer with 10+ years of expertise in zOS, JCL, COBOL, DB2, VSAM, and CA7 scheduler. Proven track record of developing efficient solutions, providing process improvements, and ensuring data integrity. Seeking opportunities to leverage my skills and contribute to the success of a dynamic organization.
Overview
10
10
years of professional experience
Work History
Technical Lead
Tata Consultancy Services Ltd
Kolkata
08.2023 - Current
- Led a team of 5 members working for Mainframe support and enhancement.
- Created detailed project plans with timelines, deliverables, and resources needed.
- Developed and maintained technical documentation for software systems.
- I Served as SME for the customer for critical Mainframe systems.
- I assisted in designing and coding Mainframe Job Flows.
- Performed root cause analysis for production incidents and identified permanent fixes.
- Managed multiple tasks within tight deadlines while ensuring quality control throughout the process.
Software Developer
Tata Consultancy Services Ltd
Kolkata
11.2013 - 07.2023
- Developed and maintained JCL jobs and COBOL programs, both for DB2 and non-DB2 environments.
- Worked in Unix Environment for data transfers to and from Mainframe systems.
- Knowledge of Object Oriented Programming Languages(C++, JAVA) and C.
- Identified system bugs and implemented process improvement plans to enhance efficiency and productivity.
- Served as Subject Matter Expert (SME) for critical applications, providing guidance and support to team members.
- Championed coding standards and documentation practices to ensure consistency and quality across deliverables.
- Monitored code and application performance to drive seamless operation.
- Implemented rigorous testing procedures and validation techniques to ensure data integrity.
Education
Bachelor of Technology - Computer Science And Engineering
Techno India Salt Lake
Kolkata06-2013
Skills
- Programming Languages: COBOL
- Mainframe Technologies: zOS, JCL, DB2, VSAM
- Scheduler: CA7
- Process Improvement
- Data Integrity
- Quality Assurance
- Team Leadership
- Communication Skills
Accomplishments
- On The Spot Award
- Star of the Month Award
- Best Team Award
- Service and Commitment Award
- Special Initiative Award
Affiliations
I have volunteered with Child Rights and You to advocate for the rights of children.
I take a keen interest in music and am fluent in playing the guitar.
I also love reading books, both fiction and non-fiction.
References
References available upon request.
Timeline
Technical Lead
Tata Consultancy Services Ltd
08.2023 - Current
Software Developer
Tata Consultancy Services Ltd
11.2013 - 07.2023
Bachelor of Technology - Computer Science And Engineering
Techno India Salt Lake
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