Software Engineer Development

MANOJYADLA

Software Engineer – Mainframe Development & Testing

*************@*****.***•+91-628*******

• Andhra Pradesh, India.

SUMMARY

Results-driven Software Engineer with 3.3 years of experience in Mainframe Development and Testing. Proficient in COBOL, JCL, VSAM, CICS, DB2, and SQL, with expertise in legacy system modernization, debugging, and performance optimization. Adept at working in Agile environments, troubleshooting complex issues, and collaborating with cross-functional teams. Seeking a challenging role to leverage technical expertise and drive efficiency in Mainframe applications. TECHNICAL SKILLS:

Programming & Development : COBOL, JCL, VSAM

Database Management : DB2 (SQL, SPUFI)

Transaction Processing : CICS

Version Control & Deployment : Endeavor, Changeman Testing & Debugging : File Manager, Control-M, Debug Tool Test Management & Tools : JIRA, Postman, Telnet43, Bluezone Operating Systems : z/OS, Windows 10

Software Development Methodologies: Agile, SDLC

EXPERIENCE

Software Engineer Dec 2021–Present

HCL Technologies Chennai, India

Project: HLS COBOL Upgrade – CBA (2022 - 2023)

Objective: Migrated COBOL applications to v6.3 on z/OS 2.4 to enhance performance and align with IBM’s latest standards.

Responsibilities:

• Upgraded COBOL programs from v4.2 to v6.3 ensuring stability and efficiency.

• Developed, tested, and optimized COBOL programs for compatibility with the new compiler.

• Designed and executed functional and regression test cases.

• Debugged runtime failures and optimized application performance.

• Created and maintained Confluence documentation for test results and issue tracking. Project: EDB COBOL Upgrade – CBA (2023 - 2024)

Objective: Upgraded COBOL applications from outdated versions to v6.3 for enhanced compatibility.

Responsibilities:

• Migrated COBOL programs to the latest IBM-supported versions.

• Developed and tested COBOL applications integrated with DB2 databases.

• Created SQL queries to validate data integrity post-migration.

• Conducted batch and online testing for seamless execution.

• Provided daily execution status reports to stakeholders. Project: VSAM to DB2 Migration – Truist (2024 - 2025) Objective: Migrated legacy VSAM files to DB2 tables to improve transaction efficiency. Responsibilities:

• Designed DB2 table structures for VSAM replacement.

• Converted COBOL programs to access DB2 instead of VSAM.

• Conducted batch and online transaction testing using Debug Tool.

• Reduced weekly sync downtime by 30-45 minutes, improving system efficiency. EDUCATION

• B.Tech in Electronics and Communication Engineering (ECE) – 74%

• Andhra Engineering College, Atmakur (Nellore, A.P.) 2017 – 2021 LANGUAGES

• English: Read,Write, Speak

• Telugu: Read,Write, Speak

CERTIFICATIONS

• HCL Certified Training – Entry-Level IT Job Preparation ACHIEVEMENTS & RECOGNITIONS

• Received client appreciation for successful project delivery.

• Recognized by managers for proactive engagement and technical expertise.

• Promoted to Software Engineer for outstanding performance. SOFT SKILLS

• Analytical & Problem-Solving Abilities

• Strong Communication & Collaboration Skills

• Ability to Work Independently & in a Team

• Detail-Oriented & Multi-Tasking Capabilities

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