Omar Chowdhury

Experience

1. Software Automation Tester

   Capital One

   Nov 2022 — Present

   Developed and maintained automation frameworks (Hybrid, BDD Cucumber) using Selenium, Appium, and Playwright, achieving improved test coverage and reduced regression cycle time.• Designed 500+ test cases and automated 80% of functional and regression scenarios, improving testing efficiency.• Built custom playwright.config.ts setups to define base URLs, timeouts, parallel execution and retries with video/screenshot capture for detailed test diagnostics.• Developed and maintained robust Selenium WebDriver automation scripts using Java for web application testing.• Designed and implemented data-driven and keyword-driven frameworks using Apache POI and TestNG.• Integrated Page Object Model (POM) design pattern to enhance code reusability and maintainability.• Created custom reusable functions for frequently used UI actions to optimize test execution time.• Automated end-to-end regression, sanity, and smoke tests across multiple browsers using Selenium Grid.• Developed strategic test scenarios to assess ML-driven features, validating model predictions, input variations, and boundary conditions.• Collaborated with developers for shift-left testing by integrating Playwright tests into GitLab CI pipelines, enabling auto-triggered test runs on feature branches and merge requests • Ensured compliance with PCI DSS standards by validating secure handling of payment data through encryption, tokenization, and access controls during testing processes.• Optimized database performance with SQL/PL-SQL, improving query execution speed by 25% and enhancing backend validation.• Developed and executed API test cases using Postman Collections, validating response codes, payloads, and headers for RESTful services. • Performed manual testing across web and API layers, including exploratory, functional, UI/UX, negative, and boundary testing; logged reproducible defects with clear steps and screenshots to support rapid triage and resolution.