Mrinal Kanti Das

• Oversaw satellite application management for Retail & Wealth banking, encompassing projects and support.
• Supported project planning, control, change management, and quality management initiatives.
• Ensured procurement and maintenance of project infrastructure and capacity in compliance with security policies.
• Collaborated with implementation partner on trunk projects to guarantee timely vendor deliverables.
• Coordinated with stakeholders to ensure project deliveries met established deadlines.
• Facilitated system interface partner engagement to complete SIT without issues.
• Recorded and managed project issues, ensuring closure per Quality Management policy, escalating critical matters as necessary.
• Managed application support in production, overseeing issue resolution within agreed SLA.

QA Professional with strong expertise in Payment Systems testing (ISO 8583 messaging standard) across debit/credit card transactions, ATM/POS systems, and API validations.

• Reviewed Functional Specifications for new features and change requests, providing accurate effort estimates.
• Set up SIT & UAT Environments, including test data preparation for transaction validation.
• Coordinated with stakeholders to ensure maximum test coverage across payment projects.
• Delegated and monitored tasks, providing technical leadership to QA Engineers.
• Defect Reporting & Validation – organized triage calls with development teams for quick resolution.
• Executed API & Test Cases for migration, settlement runs, and ISO 8583 transaction validations.
• Created & Maintained Test Suites (functional, regression, end-to-end) ensuring full coverage.
• Client Collaboration – conducted weekly status calls to track project progress and address concerns.

• Strong in Requirement Analysis & Functional Specification review
• Expertise in Test Case Design, Execution, and Maintenance (Authorization, Billing, Regulatory, API, CC Modules)
• Skilled in Defect Tracking & Bug Reporting using JIRA
• Hands-on in API Testing & preparing test documentation
• Experience in End-to-End, Regression, UAT & System Testing
• Proficient in preparing daily and weekly test status reports for clients.
• Knowledge in Billing (MAD, TAD, Interest), Card Management, CMS, LMS, Loyalty, Dispute Management, and Loans
• Strong collaboration with stakeholders for UAT, requirement gathering, and client calls
• Recognized for being a quick learner, team player, and performing under pressure

• Responsible for 24/7/365 Application Support & monitoring.
• ITIL Process including Service Incident, Problem Management.
• Suggesting improvements regarding system.
• Administrating project progress and outstanding issues, also ensuring the quality of the deliverables.
• Business reporting – Daily /weekly / monthly - Generating Reports requested by business.
• Organizing review meetings to monitor progress of the project as per schedule, and ensuring timely completion and delivery of project to the client; extending production support for applications.

• Executed certification testing for Indian banks to ensure compliance with NFS gateway standards.
• Analyzed individual bank requirements to deliver tailored certification support for NPCI products.
• Developed comprehensive test plans and executed detailed test cases for various NPCI offerings.
• Conducted end-to-end testing across ATM, POS, RUPAY, AEPS, and E-commerce transactions.
• Prepared detailed reports on test findings to identify issues and improvement areas.
• Utilized expertise in ISO 8583 message format and SOAP-XML for data analysis and conversion.
• Processed diverse transaction types including cash withdrawals, balance inquiries, and bill payments at ATMs and POS systems.
• Provided technical support and troubleshooting assistance for software users.
• Integrated third-party APIs and services to enhance software functionality and interoperability.