Automation Test Engineer Tosca Specialist

Dyuthi Naga Shambavi Lella

Dallas, Texas +1-940-***-**** *******************@*****.*** www.linkedin.com/in/dyuthil

Professional Summary

Automation Test Engineer with 5+ years of experience in manual and automated

testing for Web, SAP S/4HANA, and ERP applications across Healthcare, Finance, Manufacturing, and Retail domains.

Strong expertise in Tricentis Tosca, with hands-on experience in Web, API, and SAP automation, including SCM, MM, SD, and Finance modules.

Proven ability in designing scalable Tosca automation solutions, including reusable modules, RTBs, Test Case Design templates, Recovery Scenarios, and Distributed Execution (DEX).

Experienced in automation testing using Tricentis Tosca, creating reusable Modules, Requirements mapping, Test Executions, execution lists, and generating analytical test reports.

Proficient in managing test data through Test Case Design (TCD), Test Data

Management, and Test Data Service (TDS) to support data-driven and scalable automation frameworks.

• Strong expertise across multiple testing methodologies, including GUI Testing, Unit Testing, Integration Testing, Functional Testing, System Testing, and User Acceptance Testing (UAT).

Experienced in performing Black Box Testing, Smoke Testing, Sanity Testing, Regression Testing, and Database Testing, ensuring application stability, data integrity, and end-to-end business process validation.

Extensive experience automating end-to-end SAP business processes such as MRP, production processing, financial postings, and reconciliation using Tosca.

Experienced in test management and defect tracking using qTest, Jira, and Azure DevOps, working effectively within Agile/Scrum teams.

Tricentis Certified (AS1, AS2, TDS1, TDS2, qTest) with a solid understanding of CI/CD pipelines and continuous testing practices.

Technical Skills:

Tricentis TOSCA

Regression Testing

Manual Testing

API Testing through TOSCA

SAP Testing through TOSCA

Dynamic Buffers C Test Data Configuration (Tosca)

Certifications:

Automation Specialist Level I - AS1 Certification

Automation Specialist Level II - AS2 Certification

Test Design Specialist Level I - TDS1 Certification

Test Design Specialist Level II - TDS2 Certification

Professional Experience:

Client: Cigna Healthcare Jan 2025 – Till now

Role: Automation Testing Engineer

Performed end-to-end data migration validation between legacy and target healthcare systems, ensuring data accuracy, completeness, and integrity across claims, membership, and provider datasets.

Designed and executed parallel testing strategies, comparing source and target systems using advanced SQL queries to validate large datasets and identify discrepancies.

Validated healthcare transactions including EDI 837 (claims submission), EDI 835 (payment processing), and 834 (membership enrollment) to ensure correct data mapping and processing.

Developed Python scripts to automate data validation, reconciliation, and test data preparation, reducing manual effort and improving validation efficiency.

Built reusable Python-based validation utilities to compare large datasets across databases and generate reconciliation reports.

Used Tosca Data Integrity (DI) and SQL to validate ETL data flows, ensuring consistency between source and target systems during migration.

Conducted deep data analysis for claims adjudication, payments, and financial postings, ensuring accurate transformations and business rule validations.

Automated workflows using Tricentis Tosca, integrating with CI/CD pipelines and enabling distributed execution (DEX) for scalable testing.

Validated backend data using complex SQL queries (joins, aggregations, reconciliation checks) across Oracle databases.

Collaborated in Agile/Scrum environment, participating in sprint planning, backlog grooming, and defect triage for data-related issues.

Generated data reconciliation reports, defect logs with root cause analysis, and migration validation sign-off documentation for stakeholders.

Adapted quickly to changing project requirements in a fast-paced data migration environment, ensuring timely delivery and quality outcomes.

Client: CitiBank(LTIMindtree) June 2020 - Nov 2022

Role: QA Automation Engineer Location: Hyderabad,India

Performed end-to-end functional, integration, and regression testing for high-volume CitiBank financial applications, validating critical banking operations while ensuring system stability and regulatory compliance.

Automated key banking workflows using Tricentis Tosca, including payment processing, funds transfer, account maintenance, customer onboarding, and loan/deposit servicing.

Built and maintained reusable Tosca automation components such as Modules, Reusable Test Blocks (RTBs), Execution Lists, and Test Case Design templates to support scalable and maintainable regression automation.

Performed backend database validation using SQL queries (JOINs, GROUP BY, Subqueries) to ensure accuracy of financial transactions across UI workflows, APIs, and backend banking databases.

Validated end-to-end integration flows between banking applications and CRM systems such as Salesforce, ensuring data consistency for customer accounts, transactions, and lead management processes.

Implemented data-driven testing using Tosca Test Data Service (TDS) to support multiple test scenarios and enable environment-independent execution across QA and staging environments.

Executed smoke testing and high-risk regression testing during release cycles, focusing on critical banking functionalities such as KYC updates, account servicing, and transaction posting.

Analyzed test execution results and defect logs, collaborating with development and integration teams to identify root causes and reduce defect leakage into production.

Participated in Agile ceremonies including sprint planning, backlog grooming, and daily stand-ups, ensuring proper test coverage for new features and integration changes.

Client: Loopin IT Solutions Jan 2020 - May 2020 Role: QA Analyst

Location: Hyderabad, India

Collaborated with QA teams and stakeholders to analyze testing needs and evaluate

automation feasibility

using Tricentis TOSCA.

Developed scalable and reusable TOSCA test components, focusing on modular design to enhance maintainability and support long-term automation goals.

Designed and maintained data-driven automation frameworks in TOSCA, improving test efficiency and ensuring smooth execution across multiple releases and business scenarios.

Designed comprehensive test cases in TOSCA Test Case Design, aligning with business rules and variations to ensure maximum test coverage.

Executed test cases using Scratch Book and Execution Lists, captured detailed test logs, and ensured complete traceability between test cases and requirements.

Used black-box testing to thoroughly verify web application features and integrations, ensuring each release delivered a smooth and reliable user experience.

Logged, monitored, and resolved incidents using ServiceNow, ensuring timely communication with users and escalating complex cases to L3 or development teams.

Developed basic Selenium WebDriver automation scripts using Java to validate web application workflows such as user login, form submissions, and navigation across multiple modules.

Handled basic development tasks including user interface adjustments, routing rules, and correspondence configurations.

Managed and tracked user stories, test cases, and defects, supporting full traceability in Agile project tracking tools like Jira.

Education:

University of North Texas Jan 2023-Dec 2024 Master of Science in Information systems and technology

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