QA Engineer - Manual, API, & Automation Specialist

Summary

LAKSHMI SAI SOWJANYA CHUNDURI QA Engineer

Michigan +1-470-***-**** **************************@*****.*** QA Engineer with 4+ years of experience in manual testing, functional testing, API testing (Postman, REST APIs), SQL-based data validation, and SAP functional testing, backed by growing proficiency in Selenium WebDriver, TestNG, and Cucumber (BDD) automation frameworks. Experienced across enterprise telecom and e-commerce environments using Jira, Jenkins CI/CD, Git, and AWS (Amazon Web Services). Delivered a 70% reduction in regression execution time and 90% drop in post-deployment hotfixes through systematic test execution, structured defect management, and backend validation across multiple release cycles. Currently contributing as a QA Engineer on a U.S.-based contract engagement at EarthCam Inc., executing functional, API, and defect validation testing across web and backend applications. Professional Experiences

QA Engineer (Contract) EarthCam Inc. USA Feb 2026 – Present Functional and API testing across web and backend applications in a CI/CD environment

• Executed end-to-end manual and functional tests across frontend and backend applications, identifying 12+ defects with detailed reproduction steps, severity classifications, and full traceability documented in Jira

• Performed API testing on backend services using Postman, validating REST API (Representational State Transfer API) request- response integrity across 10+ endpoints and flagging data inconsistencies to developers for resolution

• Onboarded into EarthCam's existing Selenium WebDriver and Java automated test framework, executing pre-built TestNG test scripts across web application modules and flagging 8+ test failures to the QA team within the first sprint

• Reviewed existing test plans and test cases for web and backend applications, contributing updates to close 5+ documentation gaps identified during requirements review sessions with cross-functional development teams

• Contributed structured defect reports and test execution summaries to team documentation using Jira, supporting CI/CD pipeline quality checks and traceability across onboarding sprint cycles QA Engineer Tata Consultancy Services - Client: British Telecom Group India Mar 2022 – Aug 2023 QA Engineer validating financial billing data, invoicing workflows, and API integrity across BT's enterprise telecom finance platform

• Maintained and optimized Selenium WebDriver automation scripts across 400+ test cases for the BT Global billing platform, reducing regression execution time by 70% (from 14 hours to 4.2 hours) and enabling 50% faster release cycles

• Contributed to Cucumber (BDD) / Java automation framework, increasing test coverage by 40% and cutting manual QA effort by 30% across UAT

(User Acceptance Testing) and SIT (System Integration Testing) phases spanning 8 release cycles

• Designed SAP functional and SAC VDT (SAP Analytics Cloud Visual Data Testing) strategies to validate financial reporting data and billing analytics across 35+ test scenarios, improving financial data accuracy by 35% and reducing post-release defects by 28% across quarterly finance platform releases

• Executed regression test scenarios using Python scripting with Pytest, improving defect detection rate by 40% and driving defect escape rate from 12% to 7% across 6 quarterly production releases

• Executed REST API testing using Postman and Swagger against BT's internal billing and payment microservices, validating 200+ financial transaction endpoints and reducing system response time SLA breaches by 25%

• Performed SQL backend validations on Oracle DB to verify financial data integrity across billing batch processing jobs handling 500K+ daily customer invoicing and revenue records, eliminating data discrepancies responsible for 3 prior production incidents affecting billing accuracy

• Conducted UAT, SIT, functional, batch, and regression testing across 8 finance platform release cycles in Agile (Scrum) sprints, achieving 95% on- time completion across all scheduled testing phases for billing system deployments Quality Assurance Engineer Crazy Tech Sol Pvt. Ltd. India Dec 2020 – Feb 2022 QA Engineer improving regression coverage and defect lifecycle efficiency

• Reduced post-deployment hotfixes by 90% over a 6-month baseline by executing 200+ manual and automated test cases per month across web and mobile applications, identifying and escalating critical defects before each production release

• Developed structured regression and exploratory test scenarios using TestNG and Selenium WebDriver, improving test coverage from 52% to 73% and reducing overall QA cycle duration by 25% across 5 parallel projects

• Established Jira-based defect lifecycle management covering ticket creation, triage, and resolution tracking, cutting average defect resolution time by 40% (from 5 to 3 days) and increasing customer satisfaction scores by 30%

• Conducted SQL (Structured Query Language) backend validations against MySQL databases for enterprise reporting applications, ensuring accurate data aggregation and eliminating 12 recurring data reporting errors within the first 3 months Application Tester Intern AP State Government - Health Department India Apr 2020 – Nov 2020 Application Tester supporting high-traffic public health portals

• Executed QA testing across COVID-19 government portals and public health dashboards serving 15M+ citizens statewide, improving application reliability and data accuracy by 50% ahead of peak usage periods

• Built and executed 150+ manual test cases for web application validation across SDLC phases, achieving 98% defect detection before go-live and ensuring zero critical incidents during peak traffic loads 3x above baseline

• Analyzed statewide COVID-19 datasets using Tableau, designing 10+ interactive dashboards that improved data visualization and accelerated health department decision-making by 40% across 6 districts

• Delivered application demonstrations to senior department leaders across 6 districts, driving statewide hospital adoption by 60% within the first 2 months of deployment

QA Intern Milliman India Oct 2019 – Mar 2020

QA Intern contributing to manual testing and defect documentation

• Executed manual test cases across 3 functional modules for web-based software applications, documenting defects with clear reproduction steps and tracking resolution lifecycle in alignment with SDLC processes

• Supported functional and regression testing cycles by creating structured test cases from project requirements, covering positive and negative scenarios to validate application behavior against quality standards

• Documented test outcomes, bug reports, and test run summaries for 2 software releases, ensuring clear communication of defect status to senior QA members and development teams

• Performed basic SQL (Structured Query Language) queries to assist in backend data validation, verifying data integrity and accuracy across application modules during functional testing cycles Skills

Core Strengths: Manual Testing, Functional Testing, Regression Testing, API Testing (Postman), SQL Data Validation, SAP Functional Testing, Defect Lifecycle Management (Jira), Tableau, SAP Analytics Cloud (SAC VDT) Test Automation: Selenium WebDriver (script execution & maintenance), TestNG, Cucumber (BDD), Pytest API & Backend Testing: REST APIs (Representational State Transfer), Postman, Swagger, SoapUI Programming Languages: Java, Python, SQL (Structured Query Language), Bash scripting CI/CD & DevOps: Jenkins, GitHub Actions, Git, WinSCP, Putty Cloud & Infrastructure: AWS (Amazon Web Services - EC2, RDS, S3), Azure, VMware Databases: Oracle DB, MySQL, PostgreSQL, AWS RDS

Test Management & Tracking: Jira, TestRail, Confluence, HP ALM Testing Types: UAT (User Acceptance Testing), SIT (System Integration Testing), API, Backend, SAP, Exploratory, Smoke, Sanity Exposure / Familiar: RestAssured, Appium, Azure Databricks, LoadRunner, Education

Master of Science in Information Studies (MSIS) Trine University, USA Dec 2025 Bachelor of Technology in Information Technology VR Siddhartha Engineering College, India Sep 2020 Projects & Publications

Magento-Based E-Commerce Application

• Developed a real-world e-commerce platform with end-to-end automation and backend testing coverage. Secure Socket Layer Stripping Attack Using ARP Spoofing

• Developed an application demonstrating SSL stripping attacks by downgrading HTTPS to HTTP using ARP spoofing; created UI and implemented security countermeasures. Published on IEEE Xplore.

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