Senior Quality Engineer - Selenium & API Testing

Sravya Kollati Senior Quality Engineer Email: ****************@*****.*** Contact No: +1-815-***-****

Professional Summary:

Experienced Selenium Test Engineer with a proven track record in automation testing, API testing, and SQL development. Expertise in designing, developing, and executing automated test scripts using Selenium WebDriver, Java, and Rest Assured for web and API applications.

Skilled in working with PostgreSQL to develop SQL queries for data validation and analysis.

Proficient in leading complex testing initiatives, including the full test lifecycle—from test planning and execution to validation of manual and automated tests.

Adept at conducting smoke testing, regression testing, and managing automation suites through Jenkins pipelines. Strong understanding of QA methodologies, with hands-on experience in optimizing test frameworks and improving test coverage.

Experience in developing Automation framework using Core Java programming OOP concepts, C#, Java Script, Selenium WebDriver, Serenity BDD, Junit/TestNG, Playwright, Maven, Atata, Applitools, JMeter, RestSharp, SpecFlow, NUnit, xUnit, MSTest, configuring Project Object Model file (pom.xml), using Page Object Model and Page Factory Design for framework implementation, Git, Bitbucket as version control tool.

Experienced in using debugging techniques to assist engineers in resolving application issues and analyzing logs.

Knowledgeable in streaming technologies such as NATS and Kafka, as well as Jenkins, Splunk, Dynatrace, Docker, and Chef Infra. Skilled in shell scripting (ksh, bash) and comfortable working in Unix/Linux environments.

Hands-on experience in functional testing, regression testing, smoke testing, and end-to-end testing to identify defects and ensure system stability.

Hands on experience in using Apache Kafka, Spark Streaming, and Databricks for real-time data validation and analytics.

Performed Database/Back-End testing using SQL for data validation and integrity in Relational Database Management Systems (RDBMS) like Oracle, PostgreSQL, MySQL using JDBC.

Solid knowledge in Web Service API testing (REST, SOAP) using Java Rest Assured library for automation, and Postman for manual.

Used SQL Queries for data validation/verification Back-End testing in SQL server databases. Writing SQL queries, generating reports to ensure data integrity and validating business rules.

Proficient in Rest Assured for web services and selenium WebDriver as well as playwright for Web based applications.

Developed and maintained detailed test cases, test scripts, and traceability matrices to ensure alignment with business requirements and design specifications.

Automation & Testing Tools: Selenium WebDriver, Cypress, Protractor, TestNG, JUnit, REST Assured, Postman, SoapUI, Insomnia, Apache Kafka, Gatling, LoadRunner, IBM Rational Performance Tester, JMeter, TestRail, HP ALM/Quality Center, Zephyr, Robot Framework, Karate, Tavern, Pact

Experience in developing Selenium and Playwright automation framework using cucumber, TestNG, Gerkin and developing Maven, Gradle targets to execute automation suites.

Proven ability to collaborate with cross-functional teams, actively participating in and providing insights during requirement, design, and code review meetings.

Proven ability in designing and creating automation with Data Driven, Hybrid Driven frameworks using Java, Cucumber, Selenium WebDriver, REST API, Maven, GIT, TestNG/Junit, Cypress.

Strong Experience in Java Programming, java scripts, type script, playwright, Selenium WebDriver, cucumber, Jnuit, TestNG.

Expertise in using testing tools like Selenium WebDriver, Postman, and JIRA to automate testing processes and track defects efficiently.

Strong knowledge of defect lifecycle management, including root cause analysis, defect logging, and resolution tracking to ensure quality deliverables.

Adept at enhancing deployment efficiency and ensuring security compliance (HIPAA, GDPR) across industries, including healthcare and medical devices.

Skilled in version control and workflow management using Git, GitHub, and GitLab, ensuring smooth collaboration and version tracking in software development and testing environments.

Strong understanding of TCP/IP networking, performance optimization, and load balancing using Nginx and HAProxy to maintain high availability.

Experience in creating and maintaining comprehensive test documentation to support internal audits and regulatory compliance.

Technical Skills:

Programming Languages: C, Java, Python, Shell Scripting

Operating Systems: Linux, Windows, RTOS (Real-Time Operating System)

Testing & Debugging Tools: CANoe, CANalyzer, GDB, JIRA, Postman, Selenium WebDriver, Wireshark

Software Testing: Functional Testing, Regression Testing, Unit Testing, System Testing, Smoke Testing, End-to-End Testing, Integration Testing

Test Management: Test Case Design, Test Automation, Defect Tracking, Root Cause Analysis, Test Reporting

Databases: SQL

Medical Device Standards: IEC 62304, FDA Software Validation, FMEA, ISO 14971 (Risk Management)

Version Control: Git, GitHub, GitLab

Networking: TCP/IP, DHCP, DNS, Firewall Rules, Network Troubleshooting

CI/CD & Automation: Jenkins, GitLab CI/CD, Ansible, Docker

Performance Monitoring & Logging: Prometheus, Grafana, Splunk, Dynatrace

Professional Experience:

United Airlines- Chicago

EQE Lead

July 2025- Present

Led API testing efforts across NLX Voice+ conversational platform, owning test strategy, planning, execution, and reporting for functional, regression, smoke and endtoend API scenarios.

Translated complex business rules and requirements into comprehensive API test cases and acceptance criteria for missioncritical flows (flight bookings/checkin/baggage/loyalty/ancillaries).

Executed contract and integration testing across microservices and thirdparty systems, validating schemas, error handling, retries, versioning, and backward compatibility for external partner integrations.

Designed and executed negative, edgecase, ratelimit/throttling, and resilience tests to validate error handling, timeouts and defense against malformed or malicious requests; collaborated with security teams to ensure controls met compliance objectives.

Led backend test coverage for voice and multimodal scenarios: transcript/intent validation, session/context management, fallback/escalation behavior, and handoffs between voice and web/agent systems; partnered with NLU/ML teams to add regression safeguards for model updates and detect drift.

Owned compliance and audit testing for CPSL: RBAC/authorization/authentication, encryption and key/secret handling, immutable audit trails and log integrity, data masking/anonymization and retention behaviors; produced auditready evidence and mapped tests to control objectives.

Coordinated performance and resilience exercises with ops and performance teams for peak loads and highconcurrency scenarios; identified systemic bottlenecks and documented remediation risks to product and engineering leadership.

Managed defect lifecycle and risk reporting (JIRA) presented testing status and risk assessments to stakeholders, and ensured fixes met acceptance criteria prior to release.

Built repeatable, welldocumented API test suites and artifacts (test plans, test cases, execution reports, control mappings); authored BDD-style acceptance scenarios to align product, design and engineering on expected behavior.

Mentored and led the API testing team: coached members on test design, compliance testing patterns, observability of backend systems, and best practices for traceability and evidence collection; improved team processes to increase coverage and reduce test redundancy.

Baxter – Illinois

Senior Selenium Test Engineer/ Lead SDET May 2023 – May 2025

Lead the design, development, and execution of automated test scripts using Selenium WebDriver, Java, and TestNG for functional, regression, smoke, and end-to-end testing of web applications and APIs.

Collaborate with cross-functional teams including developers, QA engineers, and product managers to gather requirements and translate them into test cases and test scenarios that ensure robust test coverage for all product features.

Develop and optimize test automation frameworks to enhance scalability, reusability, and efficiency of testing, ensuring high-quality deliverables with minimal manual intervention.

Implement API testing using tools like Postman and Rest Assured, and integrate API tests within the existing Selenium automation framework to ensure seamless validation of backend services.

Automate and maintain API and UI test scripts for various applications, ensuring compatibility and performance across different platforms, devices, and browsers.

Implemented automated testing processes using Playwright, resulting in a reduction in manual testing time

Integrate automated tests into CI/CD pipelines using Jenkins, enabling continuous integration and continuous testing to streamline release cycles and ensure rapid feedback loops.

Managed database testing and SQL queries on relational databases such as Oracle, MySQL, PostgreSQL, and SQL Server, verifying data integrity and supporting data-driven decision-making.

Developed reusable test scripts with Selenium and TestNG for cross-browser and mobile testing, conducted performance testing with JMeter and LoadRunner and optimized real-time data workflows using Databricks and Apache Kafka.

Develop and maintain automated test suites to support regression testing, ensuring that the codebase remains stable and new changes do not introduce defects or degrade functionality.

Using Playwright Framework feature with cucumber and Typescript/JavaScript for REST API and UI automation testing.

Develop automation scripts to using playwright features such as automatic waiting, cross browser, parallel, browser contexts, continue integration, visual testing, debugging etc.

Analyze test results and logs to identify, reproduce, and report defects using JIRA, ensuring quick resolution and optimal system performance.

Participate in daily stand-ups, sprint planning, and retrospective meetings, working closely with development and product teams to ensure smooth project execution and high-quality releases.

Collaborate with product and design teams to ensure that new features and changes are thoroughly tested and validated before production deployment, with a focus on performance, scalability, and usability.

Lead and mentor junior QA engineers, providing guidance on test automation best practices, improving testing efficiency, and ensuring adherence to quality standards.

Configured an Automation Test Framework using Playwright and implemented UI tests using Given - When -Then format inside Describe blocks and defined reusable methods for the behavior of the application

Create and maintain detailed test documentation such as test plans, test cases, test scripts, test execution reports, and defect reports, ensuring comprehensive tracking of the testing lifecycle.

environments and develop well engineered applications using HTML, Java/JEE, Micro Services, XML/JSON, AWS, Oracle, PostgreSQL Technologies

Conduct data testing using Microsoft SQL Server and PostgreSQL

Designed automated tests for real-time data processing systems using Apache Kafka and Spark.

Maintained Rest micro services Test suites for testing the Rest protocols using soap ui.

Involved in implementing testing framework and analysing the best approach to be applied to automate regression test cases in data sync perspective Worked on Web Services testing using XML and Rest API.

Proactively identify opportunities to optimize the test automation process, enhancing the overall testing efficiency by reducing redundancy and improving automation coverage.

Work with performance monitoring tools like Prometheus and Grafana to ensure that performance tests are conducted accurately and that any system bottlenecks are identified and resolved during the testing phase.

Ensure test traceability and coverage between requirements, design, and test cases to guarantee all requirements are validated and any defects are properly tracked and resolved.

Engage in continuous learning and stay updated on the latest test automation trends, Selenium updates, and Java libraries to ensure the adoption of industry best practices.

Stryker- Chennai, India June’ 17 – Jan’ 23 Selenium Test Engineer Responsibilities:

Led the development and execution of automated test scripts using Selenium WebDriver, Java, and TestNG to validate web applications and APIs, ensuring adherence to functional and performance requirements.

Designed and implemented test automation frameworks for web applications and APIs, enabling efficient and scalable testing for continuous integration environments.

Developed and maintained automated regression test suites for UI and API testing, reducing manual testing effort and ensuring high test coverage for product releases.

Collaborated with cross-functional teams including developers, QA engineers, and product managers to gather requirements and translate them into comprehensive test cases and scenarios.

Integrated automated tests into the CI/CD pipeline using Jenkins, enabling seamless execution of tests during each release cycle and ensuring continuous quality assurance.

Utilized Playwright Framework with Type scripts/JavaScript, cucumber for UI and API, REST assured, automation.

Performed API testing using tools like Postman and Rest Assured, designing automated scripts to validate API responses, payloads, and integration points.

Conducted backend data validation with SQL (MySQL, PostgreSQL), improving data accuracy by 10%

Conducted smoke testing, functional testing, regression testing, and end-to-end testing to ensure that all application components work as expected in both development and production environments.

Collaborated with developers and product owners to understand business requirements and ensure that test scripts were aligned with the intended user experience and system behavior.

Automated test scripts with Python to reduce manual effort and built test harnesses for complex validation, while using Apache Kafka for real-time data analytics and verifying data accuracy with Databricks Delta Lake.

Utilized JIRA for defect tracking and test management, ensuring comprehensive reporting and quick resolution of issues detected during test execution.

Performed functional, regression, smoke and UAT automation testing to using Selenium and Playwright framework.

Created BDD test scenarios and developed the automation scripts in Selenium and playwright framework for multiple Testing type.

Ensured that all test scripts were designed for reusability and scalability, minimizing duplication and optimizing execution times.

Created detailed test documentation, including test plans, test cases, test scripts, defect reports, and execution results, to support internal audits and regulatory compliance.

Conducted the System, Integration and Regression testing of the web application to using selenium, playwright, java, JavaScript, cucumber, gherkin, TestNG etc.

Conducted root cause analysis of defects, providing clear and actionable reports to development teams to ensure that issues were resolved promptly.

Involved in application development using Python, Java, Rest APIs, PostgreSQL, and JSON.

Participated in requirement analysis, design reviews, and user story mapping to ensure that testing was integrated into the development lifecycle from the early stages.

Enhanced test coverage by identifying areas of the application that lacked adequate test cases, particularly for complex workflows, and developing corresponding automated test scripts.

Mentored junior team members on Selenium best practices, test automation, and debugging techniques, fostering a culture of continuous learning and improvement within the QA team.

Automated performance testing workflows using tools like JMeter to validate response times and ensure the system could handle expected traffic loads.

Contributed to the overall test strategy, driving improvements in the automation framework and test efficiency by adopting new tools and methodologies where applicable.

Education

Master of Science in Business Analytics Lewis University, Romeoville, IL –Dec 2024

Bachelor of Technology in Computer Science JNTU Hyderabad, India – 2018

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