Automation Engineer Qa

Saiful Islam Chowdhury

QA Automation Engineer/ SDET

New York (US Citizen), USA 551-***-**** **************@*****.*** LinkedIn SUMMARY

Experienced QA Automation Engineer / SDET with 4+ years of expertise in designing and implementing automation frameworks for web, mobile, API, and performance testing across banking and healthcare domains.

Proficient in Selenium WebDriver, Cypress, Appium, TestNG, JUnit, and Cucumber, ensuring scalable and maintainable test automation solutions.

Skilled in API testing using REST Assured, Postman, and SoapUI, validating RESTful and SOAP-based web services for seamless data exchange.

Hands-on experience in performance testing with JMeter, LoadRunner, and Gatling, analyzing system scalability and optimizing response times.

Strong background in CI/CD pipeline integration with Jenkins, GitHub Actions, and Azure DevOps, enabling automated test execution and reporting.

Expertise in database testing using SQL Server, MySQL, PostgreSQL, and MongoDB, ensuring data integrity across transactional and healthcare applications.

Knowledge of security testing methodologies using OWASP ZAP, Burp Suite, and SonarQube, identifying vulnerabilities and ensuring compliance with industry standards.

Experience in cross-browser and mobile automation testing using Selenium Grid and Appium, ensuring application compatibility across different platforms.

Adept at Agile methodologies, defect management, and collaboration using JIRA, TestRail, and Xray, improving test efficiency and issue tracking.

Strong problem-solving and analytical skills with the ability to collaborate across teams, ensuring high-quality software releases in fast-paced environments.

SKILLS

Automation Testing: Selenium, Cypress, Appium, TestNG, JUnit, Cucumber, Playwright Programming Languages: Java, Python, C NET)

Test Frameworks: Selenium WebDriver, PyTest, NUnit, Robot Framework, Mocha, Jasmine Performance Testing: JMeter, LoadRunner, Gatling, k6 API Testing: Postman, REST Assured, SoapUI, Karate, Newman CI/CD & DevOps: Jenkins, GitHub Actions, Azure DevOps, GitLab CI/CD, Docker, Kubernetes Version Control: Git, GitHub, Bitbucket, GitLab

Defect & Test Management: JIRA, TestRail, HP ALM, Xray, Zephyr Database Testing: MySQL, PostgreSQL, SQL Server, Oracle, MongoDB Cloud Platforms: Microsoft Azure, Amazon Web Services (AWS), Google Cloud Platform (GCP) Containerization & Virtualization: Docker, Kubernetes, VMware, VirtualBox Security Testing: OWASP ZAP, Burp Suite, SonarQube Mobile Testing: Appium, Espresso, XCTest

Methodologies: SDLC, Agile, Waterfall, TDD (Test-Driven Development), BDD (Behavior- Driven Development)

Soft Skills: Problem-Solving, Analytical Thinking, Communication, Collaboration, Time Management

EXPERIENCE

QA Automation Engineer / SDET Barclays, NY Apr 2023 – Present.

Designed and implemented a modular automation framework using Selenium WebDriver, TestNG, and Java, achieving 90% test coverage for Barclays' digital banking platform across web and mobile applications.

Developed and executed automated API tests with REST Assured and Postman, validating 500+ RESTful API endpoints for transactions, account management, and loan processing, reducing API validation time by 50%.

Integrated automated tests into Jenkins CI/CD pipelines, enabling nightly test executions and automated reporting. Reduced manual regression testing efforts by 60% and accelerated release cycles.

Performed performance testing using JMeter, simulating 10,000+ concurrent users to identify system bottlenecks. Optimized application performance, reducing page load times by 35%.

Implemented cross-browser testing via Selenium Grid and Docker, ensuring compatibility across Chrome, Firefox, Edge, and Safari, reducing cross-browser issues and manual testing time by 40%.

Automated mobile testing using Appium, covering Android and iOS applications. Automated key banking workflows such as user login, transaction history, and fund transfers, reducing manual efforts by 70%.

Enhanced test data management using SQL queries for SQL Server, ensuring realistic and consistent test data for 500+ test cases across multiple environments.

Developed BDD test scripts using Cucumber and Gherkin syntax, improving collaboration between QA, developers, and business teams, leading to a 30% reduction in requirement gaps.

Conducted security testing with OWASP ZAP and SonarQube, identifying and remediating 15+ security vulnerabilities to ensure compliance with PCI-DSS standards for secure banking transactions.

Executed automated regression and smoke testing across core banking functionalities, streamlining test cycles by 80% and improving defect detection before production releases.

Optimized parallel test execution using Docker containers and AWS EC2, reducing test execution time by 60% and accelerating feedback loops in CI/CD pipelines.

Unified UI and API automation within a single framework, streamlining execution across 500+ test scripts and enhancing system validation efficiency.

Managed defect tracking and test execution via JIRA and TestRail, logging and prioritizing 500+ defects, reducing defect resolution time by 25%.

Stabilized test scripts by implementing dynamic wait strategies and resolving flaky tests, increasing script reliability.

Collaborated with Agile teams, participating in daily stand-ups, sprint planning, and retrospectives, improving sprint velocity by 25% and aligning automation efforts with business priorities. Environment: Selenium WebDriver, TestNG, JUnit, REST Assured, Postman, Jenkins, Docker, AWS, Git, JIRA, TestRail, SQL Server, Appium, Cucumber, JMeter, OWASP ZAP, SonarQube QA Automation Engineer Cognizant, NY Oct 2020 – Mar 2023

Developed a comprehensive cloud migration testing strategy for a legacy healthcare management system, ensuring HIPAA compliance, PHI data security, and seamless cloud adoption.

Designed and implemented 300+ automated test scripts using Selenium WebDriver, TestNG, and Java, reducing test execution time by 50% while ensuring core healthcare workflows functioned optimally post-migration.

Conducted in-depth validation of Azure-based healthcare infrastructure, including Azure SQL Database, Azure Blob Storage, and Kubernetes clusters, ensuring 100% data integrity and seamless cloud integration.

Automated API validation for Electronic Health Records (EHR) and Electronic Medical Records (EMR) systems using Postman and REST Assured, improving healthcare data exchange efficiency by 30%.

Simulated 10,000+ concurrent user sessions using JMeter to assess system scalability, reducing API response times by 30% and ensuring zero downtime for critical healthcare applications.

Conducted SQL Server database validation to verify accurate migration of patient records, treatment histories, and insurance claims, ensuring compliance with healthcare data governance policies.

Integrated automated test suites into Azure DevOps pipelines, accelerating deployment cycles by 35%, enabling faster feature releases without disrupting hospital and clinical operations.

Logged and tracked defects in JIRA and Azure DevOps, performing root cause analysis (RCA) to resolve 40% more critical issues before production release.

Conducted cross-browser testing for healthcare portals using Selenium Grid, ensuring compatibility across Chrome, Edge, and Firefox; performed mobile testing using Appium for healthcare applications on iOS and Android.

Utilized OWASP ZAP and Burp Suite to identify security vulnerabilities, ensuring healthcare data encryption met HIPAA, HITECH, and GDPR standards.

Deployed Kubernetes-based test environments to simulate real-time healthcare application performance, reducing test environment provisioning time by 20%.

Conducted end-to-end testing for healthcare workflows, including appointment scheduling, patient registration, and claims processing, ensuring uninterrupted service delivery.

Validated HL7 and FHIR data interoperability for seamless integration with third-party healthcare providers, insurers, and Health Information Exchanges (HIEs).

Developed custom test execution reports in Azure DevOps and JIRA, improving test coverage visibility by 45%, enabling data-driven decision-making for stakeholders.

Worked closely with business analysts, developers, and healthcare compliance teams to refine test cases, ensuring a smooth cloud transition with minimal operational disruptions. Environment: Selenium WebDriver, Java, TestNG, SQL Server, Postman, JMeter, Kubernetes, Azure DevOps, REST Assured, JIRA, Appium, OWASP ZAP, Burp Suite, Selenium Grid EDUCATION

Master of Arts in English – Northern University Bangladesh, Dhaka, Bangladesh Bachelor of Computer Science - Jagannath University, Dhaka, Bangladesh

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