Rajat Kumar

QA Automation Engineer (SDET) with 4+ years of experience in manual and automation testing, specializing in UI automation using Playwright (Python + Pytest), API testing, and CI/CD integration using Jenkins. Strong experience in Agile environments, end-to-end testing, and building scalable automation frameworks using Page Object Model (POM). Hands-on exposure to AWS, Kubernetes, and Git-based workflows.

Proven ability to improve test coverage, reduce regression effort, and integrate automation into DevOps pipelines. Recently engaged in freelance Crowd testing projects to stay aligned with industry practices and real-world production validation.

Freelance QA Tester at Test IO (2025-11 – Present)

E-commerce Project

• Developed scalable UI automation framework using Playwright (Python + Pytest)
• Automated critical user journeys including login, product selection, cart, and checkout flows.
• Implemented Page Object Model (POM) for better code maintainability and reusability
• Integrated automation test suites with Jenkins CI/CD pipelines for continuous regression execution
• Performed API testing using Postman, validating request/response payloads and status codes
• Conducted cross-browser and cross-device testing to ensure consistent UI behavior
• Identified and reported functional, UI, and transaction defects with detailed reproduction steps
• Used Git for version control and collaboration
• Leveraged AI tools (GitHub Copilot, Claude) to improve automation productivity

Senior Test Engineer – QA / Deputy Manager at Vodafone Intelligent Solutions (2018-10 – 2024-02)

Project 1: CPC (Converged Pricing Calculator)

• Led manual, API, regression, smoke, and end-to-end testing for a large-scale web application
• Designed and executed test cases based on user stories and acceptance criteria
• Performed API testing using Postman & SOAP UI, validating request/response payloads, status codes, and authentication
• Developed and maintained UI automation scripts using Playwright (Python + Pytest) for critical business workflows and reducing manual regression effort by ~50%
• Automated key scenarios such as pricing validation, user input flows, and calculation modules
• Implemented Page Object Model (POM) to improve automation framework scalability and maintainability
• Integrated automation test suites with Jenkins CI/CD pipelines for continuous regression execution
• Executed regression suites during releases and defect fixes, ensuring application stability
• Triggered and monitored Jenkins jobs, analyzed failures, and collaborated with developers for quick resolution
• Logged, tracked, and validated defects using Jira, ensuring timely closure
• Participated in Agile ceremonies including sprint planning, stand-ups, and retrospectives
• Supported UAT by validating business workflows and assisting stakeholders

Senior Test Engineer – QA / Deputy Manager at Vodafone Intelligent Solutions (2018-10 – 2024-02)

Project 2: BYOx (Bring Your Own Device)

• Tested a web-based enterprise application enabling corporate tariff cost sharing.
• Designed and executed test cases based on wireframes and functional requirements.
• Performed regression testing for every code change and defect fix.
• Identified, logged, and tracked defects through resolution.
• Conducted testing across UAT, Pre-Production, and Production environments.

Associate – Application Monitoring at Softenger India Pvt. Ltd. (2017-02 – 2018-10)

• Provided application and infrastructure monitoring support in a 24x7 environment.
• Managed tickets in Remedy and assigned issues to appropriate support teams.
• Assisted in troubleshooting application and infrastructure-related alerts.
• Used HP BSM for monitoring onboarded services and generating daily reports.

Bachelor of Engineering in ENTC – Sinhgad Institute of Technology, Lonavala (2012 – 2016)