Jayanta Saha
Analyst
16+ years exp
TypeScript
COBOL
SQL
Java
Active 9 days ago
+32 (046) 7660305 Invite to interview
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Overview
Technical skills
Timeline
Roles
Overview
Mainframe analyst and senior developer with 16+ years of experience delivering enterprise solutions across banking, insurance, retail and supply chain domains. Strong expertise in COBOL/DB2/CICS/IMS and mainframe modernization, including API enablement and integration with distributed systems. Has CI/CD transformation experience using Jenkins and artifact management, and has led production support and incident response for critical systems.
Technical skills
TypeScript
COBOL• Senior • 16y+
SQL• Senior • 16y+
Java• Middle
COBOL
Easytrieve
Endevor
Topaz
JCL• 16y+
CICS• 12y+
VSAM• 12y+
z/OS Connect• 4y+
Databases
Db2• 16y+
IMS• 8y+
Frontend
Angular
DevOps
CI/CD
Incident Management
Jenkins
JFrog Artifactory
Rest API
Timeline
Mainframe Analyst Developer
•
Middle
Colruyt Group
•
Full-Time
Analyzed the existing mainframe development and release process to design a future-ready CI/CD pipeline for COBOL and PL/I applications. Implemented mainframe API integration flows, including API registration, virtualization and publishing, and coordinated linkage with mainframe transactions. Developed and unit tested COBOL and PL/I components for the mainframe API layer and supported end-to-end UAT across mainframe and distributed API layers.
COBOL
Jenkins
JFrog Artifactory
Rest API
Java
Senior Mainframe Developer
•
Senior
Expleo Group
•
Full-Time
Supported functional analysis and produced technical design, code, testing, and deployment for the customer address management application. Developed and delivered mainframe components using Micro Focus COBOL, DB2/SQL, and CICS, and provided guidance to an offshore team. Worked with z/OS Connect tooling and followed Agile delivery practices including refinement, releases, and collaboration with stakeholders.
COBOL
Db2
SQL
CICS
z/OS Connect
Mainframe Technical Lead
•
Lead
Cognizant
•
Full-Time
Led production support (BAU) and ensured end-to-end delivery for a high-volume life insurance mainframe environment. Served as the primary escalation contact for business stakeholders during critical incidents and coordinated between customer and offshore teams. Performed root cause analysis and implemented preventive and corrective actions, and delivered permanent and bug-fix solutions using COBOL, JCL, IMS, DB2, and CICS.
COBOL
JCL
IMS
Db2
CICS
Senior Mainframe Developer
•
Senior
Tech Mahindra
•
Full-Time
Performed requirement and impact analysis and produced technical design documents for a daily order-processing supply chain system. Developed and tested COBOL, DB2, and CICS components and delivered changes within timeline and quality constraints. Investigated and resolved defects and participated in query optimization and performance improvements for mainframe data processing.
COBOL
CICSsince 2014
Db2
VSAM
Mainframe Developer
•
Middle
DXC Technology
•
Full-Time
Interpreted requirements and produced design understanding for consignment item revenue settlement and interface processing. Coded and tested COBOL and JCL components and developed DB2 stored procedures for settlement data. Optimized DB2/SQL queries for performance and supported implementation activities for the required interface files and settlement outputs.
COBOLsince 2010
JCLsince 2010
Db2since 2010
SQLsince 2010