Sanjana Chakraborty
Quality Assurance Engineer | Automation Test Engineer
About
Results-driven QA Automation Engineer with 5 years of hands-on experience designing and executing robust testing solutions across finance and healthcare domains. Proficient in Playwright (JavaScript), Selenium (Python), and API testing using Postman. Demonstrated expertise in building scalable automation frameworks, integrating test suites into CI/CD pipelines, and driving quality across the full software development lifecycle (SDLC). ISTQB-certified with a strong track record of detecting critical defects, reducing regression cycle time, and collaborating cross-functionally in Agile/Scrum environments. Passionate about shift-left testing, AI-assisted QA, and continuous process improvement.
Skills & Expertise (35)
Work Experience
Quality Assurance Engineer (Automation)
Valantic LCS
May 2022 - Mar 2026
Served as the primary QA point of contact for Takeda client, coordinating closely with stakeholders to align testing scope, sprint priorities, and release sign-off criteria. Developed and maintained robust end-to-end (E2E) automation frameworks using Playwright with JavaScript/TypeScript in an Agile/Scrum environment. Integrated Playwright automation pipelines with Azure DevOps and GitHub Actions. Configured parallel test execution and cloud-hosted test environments to reduce execution time and improve scalability across releases. Spun up Playwright agents and MCP servers inside VS Code using GitHub Copilot to accelerate automation development, debugging, and AI-assisted test generation. Performed API testing using Postman, executed functional and regression testing, and participated in test planning and defect triaging. Managed source code in Git, resolved merge conflicts, and maintained clean commit history for stable releases. Collaborated with cross-functional teams (developers, BAs, and product owners) to ensure continuous quality delivery across sprints. Logged, tracked, and prioritized defects in Jira, contributing to improved defect resolution turnaround. Created reusable automation utilities and optimized framework components to improve maintainability and execution efficiency. Applied shift-left testing methodologies to identify functional gaps early and ensure high-quality user experiences across releases.
Junior QA Engineer
Bansal Tech Professionals Pvt. ltd – Toneop
Apr 2021 - Apr 2022
Executed comprehensive regression testing across multiple releases to verify product stability and consistent performance. Performed mobile testing on Android and iOS devices, validating functionality, UX, and cross-platform compatibility. Conducted cross-browser and cross-device testing to ensure application usability and accessibility across platforms. Maintained key project documentation including Functional Requirement Documents (FRDs) and Business Requirement Documents (BRDs). Implemented structured testing protocols that improved initial defect detection rates and streamlined the development process. Utilized SQL queries to filter, extract, and validate data directly from the application database, supporting backend data verification and ensuring data integrity across functional and regression test scenarios.
Education
M.Tech – Computer Science - LNCT
2018 - 2021 · Afghanistan
B.E – Computer Science - SSTC
2014 - 2018 · Afghanistan
Certifications
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Skills (35)
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