
Ranjit Kumar Kundu
Staff Engineer with 11+ years of QA & Test Automation experience
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About
11+ years of QA & Test Automation experience across frontend, backend, and mobile applications. Designed and implemented scalable automation frameworks using Playwright, Cypress, and Selenium, driving robust end-to-end coverage. Expert in UI, API integrating with CI/CD pipelines (Jenkins, GitLab, GitHub, Azure DevOps) for parallel execution, reporting, and traceability.
Hands-on with automation strategy and framework architecture, mentoring teams and enforcing best practices across Agile development cycles. Strong expertise in REST API testing (Rest Assured / Cypress / Playwright), TDD/BDD methodologies, and modern test practices to accelerate delivery and ensure quality releases. Experienced in collaborating with cross-functional teams to define test strategy, automation standards, and scalable solutions for enterprise-grade applications.
Experience
Staff Engineer - Altimetrik - Remote
(2024-05)
Client: LuluLemon
- Architected and owned a Playwright (TypeScript) automation framework, designing a modular, scalable, and future-proof structure supporting both UI and API validations.
- Implemented custom Playwright test runners, environment configurations, and execution profiles tailored for multi-environment pipelines (DEV, QA).
- Enabled parallel and distributed test execution, significantly reducing regression cycle time and improving CI pipeline efficiency.
- Developed a comprehensive library of reusable utilities, including API clients, request interceptors, assertion helpers, test data generators, and environment selectors.
- Integrated advanced Playwright reporting with video tracing, screenshots, and step-level insights for enhanced debugging and failure analysis.
- Designed resilient and reusable DOM selector strategies with flakiness-reduction mechanisms.
- Built a Playwright-based API validation layer, embedding backend verifications within UI test flows to ensure true end-to-end consistency.
- Integrated Kafka-based validation by implementing consumers to verify event-driven workflows triggered by UI actions, ensuring correctness of asynchronous processing.
- Validated Kafka message payloads against downstream data stores (e.g., MongoDB documents) to guarantee data integrity across systems.
- Set up Playwright execution within CI/CD pipelines using GitLab, enabling PR-triggered runs, nightly regressions, and full trace artifact uploads.
- Authored comprehensive Confluence documentation covering framework architecture, onboarding, utilities, execution strategies, and troubleshooting.
Senior SDET - Potentiam Ltd
(2022-06 - 2024-04)
Client: Evora Global
- Mentored team members on Playwright best practices, framework usage, debugging techniques, and advanced automation patterns.
- Led an automation team responsible for delivering high-quality test suites across major web modules, ensuring consistent standards and timely releases.
- Architected and developed the Playwright (TypeScript) automation framework (70% focus), implementing scalable page objects, reusable utilities, and optimized test execution patterns.
- Enhanced regression efficiency by enabling parallel execution and environment-driven configurations within the Playwright setup.
- Contributed to UI and backend validations using Cypress (30%), maintaining legacy workflows while gradually transitioning test coverage into Playwright.
- Documented automation guidelines, framework structures, and best practices in Confluence, enabling smoother onboarding and consistent coding standards.
- Integrated Playwright and Cypress suites into GitLab and TeamCity CI/CD pipelines, enabling automated PR checks, nightly runs, and cross-environment executions.
- Leveraged Kibana logs for backend verification, faster defect diagnosis, and improved traceability across web flows.
Principal Engineer - Wissen Technology
(2021-06 - 2022-05)
Client: Morgan Stanley
- Automated complex CRM workflows including event creation, conference scheduling, attendee management, and workflow approvals.
- Engineered a scalable automation framework using Playwright (TypeScript) with modular page objects, custom utilities, and optimized locator strategies.
- Implemented parallel test execution in Playwright to significantly reduce regression execution time and improve feedback cycles.
- Integrated the test automation suite into GitHub Actions CI/CD, enabling automated execution on pull requests, nightly runs, and multi-environment pipelines.
- Expanded API automation by embedding backend validations directly within the Playwright framework to ensure end-to-end consistency across services.
- Enhanced the in-house automation architecture with environment-driven configs, reusable components, and improved failure-analysis logging.
- Collaborated with product and development teams to refine acceptance criteria, strengthen coverage, and deliver high-quality releases.
Senior SDET - Watsonite
(2021-02 - 2021-06)
Client: Walmart
- Designed and executed end-to-end test scenarios for ASDA's online retail platform, ensuring coverage across cart, checkout, payments, delivery slots, search, and product workflows.
- Introduced modern UI automation using Playwright (TypeScript) and Cypress, improving test reliability and reducing regression cycle time.
- Built scalable test automation modules and reusable page-object components, aligning with QA architecture standards.
- Performed REST API testing through Postman and automated critical API validations within Playwright/Cypress frameworks.
- Developed and optimized JMeter (JMX) performance scripts, integrating listeners and custom assertions for accurate load-test analysis.
- Collaborated with DevOps to incorporate automated suites into CI/CD pipelines and ensured smooth execution across multiple environments.
- Provided best-practice guidelines for test planning, automation strategy, and defect triage across cross-functional teams.
Manager - Genpact
(2018-07 - 2021-01)
- Automated end-to-end test scenarios for PC, BC, CC, Salesforce, and ServiceNow platforms using Selenium WebDriver (Java) for robust UI automation.
- Designed and implemented a BDD automation framework from scratch for both Web (Selenium) and API (Rest Assured) testing, enabling reusability, maintainability, and parallel execution.
- Migrated and optimized QA automation jobs from Jenkins to Azure DevOps pipelines, integrating automated test execution, reporting, and environment-based configurations.
- Developed and executed SQL queries for backend validation, ensuring data integrity and consistency across SQL Server databases.
- Established framework-level utilities including custom assertion libraries, reusable page objects, API clients, and environment configurations, improving test reliability and reducing maintenance effort.
- Collaborated with cross-functional teams to define automation standards, best practices, and CI/CD integration strategies, strengthening overall QA delivery.
Senior Software Engineer - Tech Mahindra
(2015-07 - 2018-06)
- Contributed to the enhancement and scaling of an in-house automation framework, improving maintainability and test coverage across multiple applications.
- Automated end-to-end test scenarios for Guidewire PC, BC, CC, IoT, and Salesforce applications using Selenium WebDriver and Rest Assured for backend validations.
- Migrated 1200+ legacy API test scripts from Http-Client to Rest Assured, standardizing API automation and improving execution efficiency.
- Integrated automation suites into Jenkins CI/CD pipelines, enabling scheduled and on-demand test executions, automated reporting, and environment-specific deployments.
- Developed reusable framework utilities, including API clients, assertion helpers, and data-driven components, ensuring scalable and maintainable test architecture.
- Collaborated with QA leads and development teams to define automation strategy, framework best practices, and CI/CD integration standards.
Senior Staff Engineer - iDeliver Technologies LLC
(2014-06 - 2015-06)
- Automated end-to-end test scenarios for SAP CRM, HCM, and PLM modules using Selenium WebDriver (Java) and UFT, ensuring robust coverage across critical business processes.
- Migrated legacy test scripts from VBScript to Java (Selenium), improving maintainability, scalability, and integration with modern CI/CD pipelines.
- Implemented Page Object Model (POM) architecture to organize page objects, reusable functions, and test utilities, enhancing framework consistency and reusability.
- Integrated Extent Reports for HTML reporting with email notifications, enabling stakeholders to receive detailed test execution reports automatically after each run.
- Designed reusable framework components and automation best practices to support long-term maintainability and rapid onboarding of team members.
Education
Bachelor's Degree - Computer Science - Eastern Academy of Science & Technology (2011-01)
