Summary
Work History
Education
Skills
Timeline
Generic
Samar Roy

Samar Roy

Kolkata

Summary

Experienced with 13 years of mainframe systems and legacy software maintenance. Utilizes COBOL and JCL for effective system operations and enhancements. Track record of improving system reliability and working collaboratively within teams to meet project goals.

Work History

Mainframe Developer

  • Develop, maintain, and support cobol-based applications on ibm mainframe systems
  • Analyze brd/fsd and translate them into technical specifications
  • Perform coding, testing, debugging, and documentation of programs
  • Support batch processing, online transactions, and job scheduling (jcl)
  • Maintain and optimize batch/online transactions/idms/vsam
  • Investigate & support production issues and provide timely fixes
  • Participate in system integration, sit/uat/production support, and release activities
  • Ensure compliance with security, audit, and regulatory standards
  • Collaborate with business analysts, testers, and infrastructure teams
  • Strong experience in: cobol (mainframe), jcl (job control language), vsam
  • Familiarity with: endevor, batch processing and scheduling tools (e.g., a-auto)
  • Knowledge of: mainframe environment (z/os), file handling and data structures
  • Good debugging and performance tuning skills
  • Domain knowledge (preferred): banking systems (especially deposits), understanding of financial products and transaction processing, experience with regulatory or reporting systems
  • Soft skills: strong analytical and problem-solving skills, ability to work on legacy systems with limited documentation, good communication with business and technical teams, ability to handle production support and tight timelines
  • Experience & qualifications: bachelor’s degree in computer science, it, or related field, 5+ years of hands-on experience in mainframe development, experience in idms, production support environment is a plus

Education

Bachelor’s degree - computer science, it, or related field

Skills

  • COBOL
  • JCL
  • VSAM
  • Endevor
  • Batch processing and scheduling tools
  • Mainframe environment
  • File handling and data structures
  • Debugging
  • Performance tuning
  • Banking systems
  • Financial products and transaction processing
  • Regulatory or reporting systems
  • Analytical and problem-solving skills
  • Legacy systems
  • Communication
  • Production support

Timeline

Bachelor’s degree - computer science, it, or related field

Mainframe Developer

Samar Roy