MANOJ KUMAR S

QA Software Engineer

Cognizant Technology Solutions (CTS)

02.2023 - Current

Led the test execution and validation of critical business processes across SMART metering, micro generation billing, and complex rate structure configuration, ensuring accurate billing aligned with regulatory and contractual frameworks.
Extensive hands-on experience with the Oracle Customer Care & Billing (CC&B) platform, focusing on billing lifecycle testing including invoice generation, payment processing, meter exchange workflows, and Customer Take-On (CTO) journeys.
Performed detailed bill calculation and validation, leveraging consumption data and rate plans to identify and resolve exceptions such as meter reading anomalies, billing discrepancies, and customer disputes with precision.
Spearheaded end-to-end system integration testing, covering cross-platform data flow between Salesforce (EU Console and Classic), AWS cloud-based systems, and CC&B, ensuring seamless interoperability across customer engagement and billing platforms.
Executed cloud-based testing on the AWS ecosystem, including services like Amazon S3, Lambda functions, DynamoDB, and CloudWatch. Validated the integrity, performance, and security of SMART meter data storage and backend processing pipelines.
Designed and executed API testing strategies using Postman, validating both synchronous and asynchronous API calls. Ensured contract-based compliance and accurate data transmission across integrated components.
Involved in Salesforce Einstein AI testing to verify automated insights, predictions, and recommendation models, ensuring AI-driven analytics aligned with business logic and user expectations.
Conducted comprehensive Salesforce EU Console testing, validating workflows, data synchronization, and role-based access across user profiles. Ensured user experience consistency and CRM reliability.
Performed mobile and device compatibility testing on platforms such as iOS, Android, Getac rugged devices, and tablets, focusing on functionality, UI/UX, and real-time data validation across customer self-service tools.
Collaborated with data engineering teams for Data bricks validation, ensuring data pipelines, transformations, and ETL processes were functioning correctly and producing accurate insights for analytics and reporting.
Actively participated in Agile Scrum ceremonies including Sprint Planning, Story Refinement, 3 Amigos, Daily Stand-ups, and Retrospectives, contributing to sprint deliverables and quality goals.
Delivered test evidence walkthrough and demos to business stakeholders, facilitating acceptance sign-offs and transparency in test coverage and results.
Worked closely with both onshore and offshore teams, maintaining proactive communication with Product Owners, Scrum Masters, QA Leads, and Business Analysts to align on requirements, defect resolution, and release readiness.

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