Summary
Overview
Work History
Education
Skills
Certification
International Experience
Timeline
Generic

Merlin Esakkimuthu

Chennai

Summary

Results-driven Associate Technical Architect with over 15 years of experience in mainframe application development, modernization, and enterprise integration. Adept at leading end-to-end delivery of complex projects across diverse domains including Automobile, Manufacturing, Finance, Insurance, and Retail. Specialized in legacy technologies such as COBOL, JCL, DB2, CICS, IMS, and REXX, with proven expertise in interfacing mainframe systems with modern platforms using SOAP and RESTful APIs. Demonstrated success in legacy system transformation, including rehosting, refactoring, and API-led integration strategies. Skilled in stakeholder engagement, cross-functional collaboration, and global knowledge transition. Committed to continuous learning and organizational growth, with exposure to cloud platforms (GCP) and Agile delivery models. Recognized for strong analytical thinking, leadership, and quality assurance capabilities in high-impact enterprise environments.

Technical professional with comprehensive background in architecture and software solutions. Known for delivering impactful projects and supporting cross-functional teams. Highly adaptable with strong focus on achieving results and fostering team collaboration.

Overview

25
25
years of professional experience
1
1
Certification

Work History

Associate Technical Architect

TechMahindra (Thirdware Technology Solutions)
05.2008 - Current
  • Spearheaded modernization initiatives for legacy systems, enabling integration with distributed platforms via SOAP/REST APIs.
  • Designed and optimized batch and online programs using COBOL, JCL, DB2, CICS, and VSAM across multiple business domains.
  • Led cross-functional teams in planning, execution, and delivery of enterprise-grade solutions.
  • Conducted impact analysis, performance tuning, and legacy code refactoring to support scalability and maintainability.
  • Facilitated global knowledge transitions and mentored junior developers in mainframe best practices.
  • Collaborated with business stakeholders to align technical solutions with strategic goals.

Senior Developer

CSC India Pvt Ltd
03.2005 - 01.2007

VisionPLUS Consultant

GE Capital Thailand (ISM Technology Recruitment Ltd)
03.2004 - 01.2005

Software Engineer

Satyam Computer Services Ltd
09.2000 - 01.2004

Education

PGPM - Business Analytics & BI

Great Lakes Institute of Management

Bachelor of Engineering - ECE

University of Madras
01.2000

Skills

  • Legacy System Modernization & Integration
  • COBOL, PL/I, JCL, DB2, VSAM, CICS, IMS-DB, IMS-DC
  • SOAP & RESTful API Development
  • REXX Scripting & Batch Processing
  • Project Planning & Team Leadership
  • Defect Tracking & Root Cause Analysis
  • Agile & Waterfall Methodologies
  • Cloud Fundamentals (GCP)
  • Quality Assurance & Knowledge Transition
  • Leadership qualities
  • Effective communication
  • Agile methodologies mastery
  • Project management experience

Certification

  • Six Sigma Methodologies
  • ITIL V3 Awareness
  • PMP Classroom Training
  • Agile Scrum Training
  • GCP Online Training

International Experience

  • UK & Germany (Warley, Cologne): Business & IT SME Orientation – GAPS (July 2012)
  • Germany (Cologne): Customer Orientation – DID (July 2008)
  • USA (Cincinnati, Ohio): Knowledge Transition – Kroger HQ (July 2005)
  • Thailand (Bangkok): VisionPLUS Consultant – GE Capital (March 2004)

Timeline

Associate Technical Architect

TechMahindra (Thirdware Technology Solutions)
05.2008 - Current

Senior Developer

CSC India Pvt Ltd
03.2005 - 01.2007

VisionPLUS Consultant

GE Capital Thailand (ISM Technology Recruitment Ltd)
03.2004 - 01.2005

Software Engineer

Satyam Computer Services Ltd
09.2000 - 01.2004

Bachelor of Engineering - ECE

University of Madras

PGPM - Business Analytics & BI

Great Lakes Institute of Management

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Merlin Esakkimuthu