Deborshi Chakraborty
Kolkata,India
Summary
Professional developer with 7+ years of expertise in mainframe systems and strong analytical skills while working for one of North America's leading Banks. Adept at problem-solving and optimizing legacy code for modern functionality. Skilled in COBOL, JCL, DB2, and CICS, with focus on team collaboration and delivering results. Adaptable and dependable, bringing results-driven mindset to every project.
Overview
7
7
years of professional experience
1
1
Certification
Work History
Information Technology Analyst
Tata Consultancy Services
01.2022 - Current
- Designed, developed and maintained mainframe application dealing with processing of back-end handling of credit card Statements for one of North America's leading banking institutions
- Optimized banking application performance by 20% through efficient batch processing
- Automate BAU process to effect both blue and green dollar savings
- Led debugging, testing, and issue resolution for production incidents, ensuring minimal downtime so as to allow all banking operations to meet SLA
- Collaborated with cross-functional teams to implement business requirements and system enhancements to efficiently deliver functionalities for diverse banking operations
- Provided technical guidance to junior developers and conducted code reviews to maintain quality standards
- Ensured compliance with financial regulations and company coding standards
System Engineer
Tata Consultancy Services
01.2020 - 12.2021
- Created efficient JCL scripts for batch jobs and optimized VSAM file handling
- Analysed, debugged, and resolved production issues within SLAs
- Documented technical specifications and participated in system testing efforts
Assistant System Engineer
Tata Consultancy Services
12.2017 - 12.2019
- Collaborated with the team to gain essential system knowledge and maintain system stability
Education
Bachelor of Technology - Applied Electronics and Instrumentation Engineering
Heritage Institute of Technology
Kolkata, West Bengal08-2017
ISC - Science
St. Augustine's Day School
Shyamnagar03-2012
ICSE - Science
St. Augustines Day School
Shyamnagar03-2010
Skills
- COBOL
- JCL
- CICS
- DB2
- VSAM
- TSO/ISPF
- SDSF
- File-Aid
- SPUFI
- OpenText Exstream
- IBM z/OS
- Changeman
- Performance tuning
- Code review
- Batch processing
- SDLC
- Agile
- Waterfall
Certification
- Udemy certification - Mainframe DB2 Developer Training
- Udemy certification - The complete Mainframe professional course - 4 courses in 1.
Projects And Achievements
- Successfully streamlined unit testing process for application responsible for back-end development of Credit card Statements.
- Automated shadow LPAR job execution for COB functionality.
- Recognized as 'Top Performer' for outstanding contributions to project delivery the previous year with extra compensation awarded.
- Recognised as an 'Asset to the team' with highest rated band for 4 of the last 6 Financial year appraisals.
Languages
English
Full Professional
Hindi
Professional Working
On the Spot Awards
Awarded with 5 on the spot awards over the past 7 years for efficiently delivering critical customer facing project functionalities.
Timeline
Information Technology Analyst
Tata Consultancy Services
01.2022 - Current
System Engineer
Tata Consultancy Services
01.2020 - 12.2021
Assistant System Engineer
Tata Consultancy Services
12.2017 - 12.2019
Bachelor of Technology - Applied Electronics and Instrumentation Engineering
Heritage Institute of Technology
ISC - Science
St. Augustine's Day School
ICSE - Science
St. Augustines Day School
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