Chaitali Malik
Kolkata,WB
Summary
Complex problem-solver with analytical and driven mindset. Dedicated to achieving demanding development objectives according to tight schedules while producing impeccable code.
Overview
9
9
years of professional experience
Work History
Mainframe-developer
Tata Consultancy Services
12.2017 - Current
- Optimized system resources usage by analyzing performance metrics and implementing appropriate capacity planning measures.
- Developed effective batch processing solutions to automate repetitive tasks and increase efficiency.
- Troubleshot complex issues in mainframe environments, leading to quicker resolutions and minimal downtime.
- Ensured data integrity through the implementation of rigorous testing procedures and validation techniques.
- Championed best practices in coding standards and documentation, promoting consistent quality throughout the team''s work products.
- Provided expert technical guidance for junior developers, fostering a collaborative learning environment.
- Conducted comprehensive user training sessions on new mainframe features and functionalities; streamlined adoption process for endusers.
- Maintained up-to-date knowledge of emerging industry trends; consistently applied this expertise to enhance current programming methodologies.
- Developed and executed complex system test plans to support quality.
- Troubleshot business logic and performance issues in existing mainframe applications.
- Identified opportunities to modify software to avoid future problems and promote continuous improvement.
- Designed and developed robust COBOL programs, resulting in improved operational productivity.
Mainframe Developer
IBM
07.2015 - 09.2017
- Proactively addressed potential security vulnerabilities in mainframe applications, minimizing risk exposure.
- Managed source control systems, ensuring version consistency across multiple project releases.
- Enhanced system efficiency by optimizing mainframe applications and implementing innovative solutions.
- Developed seamless integration solutions between mainframe systems and external databases or applications.
- Ensured business continuity by conducting regular disaster recovery tests and updating contingency plans accordingly.
- Troubleshot complex issues in mainframe environments, leading to quicker resolutions and minimal downtime.
- Contributed to strategic planning and architecture decisions for large-scale mainframe development projects.
- Monitored code and overall application to drive seamless performance.
- Authored code fixes and enhancements for inclusion in future code releases and patches.
- Estimated work hours and tracked progress using Scrum methodology.
Education
MTech - Information Technology
IIEST
Shibpur06.2014
Bachelor of Technology - Computer Science
WBUT
Kolkata, India07.2008
Skills
- IBM Utilities
- TSO and ISPF Usage
- JCL Expertise
- Changeman Tool
- VSAM File Handling
- Control-M Scheduling
- Syncsort Utility
- DB2 Database Management
- COBOL Programming
- IDMS Database
- Continuous Integration Systems
- JIRA
- Agile
- SDLC compliance
Hobbies
Hobbies: Reading Books
Timeline
Mainframe-developer
Tata Consultancy Services
12.2017 - Current
Mainframe Developer
IBM
07.2015 - 09.2017
MTech - Information Technology
IIEST
Bachelor of Technology - Computer Science
WBUT
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