Vishnu Maredupalli
Bangalore
Summary
- Possessing over 3 years of extensive experience in Mainframe Development and Operations, specializing in development, testing, monitoring batches, and abend recovery.
- Currently serving as a Mainframe DevOps at TCS, adept at merging traditional mainframe environments with contemporary DevOps methodologies to optimize development, deployment, and operational workflows.
- Well-versed in a wide range of mainframe development tools and utilities, including IBM z/OS, COBOL, DB2,JCL, CICS, and VSAM.
- Successfully developed, supported, and managed various mainframe applications for credit cards, balance transfer, statements, and financial file handling.
- Provided comprehensive support for System Integration Testing (SIT) batch activities, including troubleshooting errors, and overseeing job promotions and scheduling.
- Proficient in debugging abends during batch cycles, executing daily jobs as per development team requirements, and monitoring in OPCT.
- Experienced in Mainframe support, including batch kick-off, monitoring, abend recovery, and coordination with other teams when required.
- Demonstrates proficiency in handling incidents during production and batch support and resolving them within the given SLA.
Overview
3
3
years of professional experience
1
1
Certification
Work History
Systems Engineer
Tata Consultancy Services
Bangalore
02.2022 - Current
Role: Mainframe Developer(DevOps).
Client: ABN AMRO - Netherlands
Description: Mainframe DevOps is a methodology that blends traditional DevOps practices—like continuous integration (CI), continuous deployment (CD), and process automation—into mainframe environments, enabling a more agile and efficient software development lifecycle tailored to legacy systems.
Key Result Areas:
- Executes standard software solutions, including design, development, and technical troubleshooting, specifically within the credit domain. Collaborates with product and design teams to comprehend end-user requirements, develop use cases, and translate them into effective programmatic solutions.
- Address batch cycle abends by troubleshooting and resolving errors to ensure uninterrupted batch processing. Execute daily jobs in accordance with development and operational requirements, ensuring timely and accurate completion of tasks.
- Oversee the decommissioning of applications, including the systematic removal of outdated or obsolete systems, ensuring proper data migration, and verifying the elimination of redundant resources.
- Lead DevOps initiatives for mainframe environments, integrating Jenkins pipelines for continuous integration and delivery. Additionally, collaborated with cross-functional teams to design and deploy automated testing solutions, enhancing software quality and reducing post-deployment defects.
- Developed and customized IT guardrail controls to support mainframe applications, establishing and implementing rigorous protocols to ensure compliance with stringent security standards, and regulatory requirements.
- Led the integration of security measures into CI/CD pipelines, streamlining security assessment via automated processes, utilizing SonarQube scanners for heightened precision, efficiency, and swift detection and resolution of vulnerabilities.
Education
Bachelor of Technology – Btech - Civil Engineering
Sri Venkateswara University College of Engineering
Tirupati09-2020
Skills
- Mainframe Technologies: COBOL, JCL, DB2, CICS
- Scheduler: OPC/TWS
- Ticketing tools: ServiceNow
- Security tools: SonarCube
- DevOps: CI/CD pipeline
- Other tools: SDSF, ISPW, VSAM, and IBM utilities
- OS: ZOS, Windows
PROFILE SUMMARY
Experienced IT professional with a background in Mainframe development, operations and DevOps. Proficient in delivering technical support for mainframe systems, adeptly developing and maintaining mainframe applications, and expertly implementing DevOps methodologies to optimize software development processes and bolster security measures. Proven track record of collaborating with cross-functional teams and consistently delivering superior solutions in dynamic, high-pressure environments.
CORE COMPETENCIES
- Mainframe development & operations
- Batch processing, monitoring
- Abend recovery
- Scheduling
- Incident Management
- Continuous Integration/Continuous Deployment (CI/CD)
- Reporting & Documentation
- Project Management
- Agile Methodologies
SOFT SKILLS
- Attention to Details
- Communication
- Team Management
- Problem-solving
- Time Management
- Leadership
- Adaptability
Certification
Microsoft Certified : Azure Fundamentals (AZ 900)
ACHIEVEMENTS
- Service Commitment Award
- On Spot Award
- Special initiative Award
Languages
Telugu
First Language
English
Proficient (C2)
C2
Hindi
Elementary (A2)
A2
kanada
Beginner
A1
Timeline
Systems Engineer
Tata Consultancy Services
02.2022 - Current
Bachelor of Technology – Btech - Civil Engineering
Sri Venkateswara University College of Engineering
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