Manual QA Tester
About the Role We are looking for a detail-oriented Manual QA Tester who can independently understand requirements, design comprehensive testcoverage, and test web and mobile applications deeply. You'll take ownership of product quality through release validation — thinking beyond predefined test cases to uncover real-world user scenarios, functional risks, and edge cases. Location: Kolkata Key Responsibilities • Analyze business and technical requirements to understand expected functionality, user flows, dependencies, and potential risks. • Create and maintain comprehensive test scenarios, test cases, test data, and test checklists based on requirements. • Perform Functional, Regression, Smoke, Sanity, Integration, Exploratory, and End-to-End Testing. • Conduct detailed web application testing across major browsers, screen sizes, and operating environments. • Perform mobile application testing on Android and iOS devices, including different screen sizes, OS versions, orientations, permissions, notifications, interruptions, and network conditions. • Validate UI behavior, navigation, field-level validations, error messages, workflows, usability, and overall user experience. • Perform positive, negative, boundary-value, and edge-case testing to uncover defects beyond standard scenarios. • Perform API testing using Postman to validate requests, responses, status codes, headers, authentication, and service integrations. • Perform SQL/database validation to verify data accuracy, consistency, and integrity. • Identify, document, prioritize, and track defects using Git Lab, Jira, or similar tools, with clear reproduction steps, expected/actual results, evidence, and severity. • Perform defect verification, retesting, regression testing, and root-cause analysis in collaboration with developers.



• Validate application releases before deployment and perform production sanity testing after release. • Perform cross-browser, cross-device, responsive, compatibility, and basic network-condition testing. • Collaborate closely with Developers, Product Managers, UI/UX Designers, and Business Teams to clarify requirements and resolve quality issues. • Identify quality risks early and provide practical feedback to improve product quality, usability, and release readiness.

Requirements

• 4+ years of hands-on Manual QA/Testing experience.
• Strong hands-on experience with both Web Application Testing and Mobile Application Testing. • Solid understanding of SDLC, STLC, Agile/Scrum, test planning, test execution, and defect lifecycle. • Robust knowledge of test case design techniques, including positive, negative, boundary-value, exploratory, and risk-based testing. • Hands-on experience with Functional, Regression, Smoke, Sanity, Integration, System, and End-to-End Testing. • Hands-on experience with Android and iOS application testing. • Strong experience with browser compatibility, responsive testing, device testing, and cross-platform validation. • Hands-on API testing experience using Postman or similar tools. • Good SQL/database validation skills. • Experience using Git Lab, Jira, or similar tools for defect and work-item tracking. • Strong analytical thinking, attention to detail, debugging, problem-solving, documentation, and communication skills. Good to Have • Experience with Browser Stack, Sauce Labs, or similar cross-browser/device testing platforms. • Exposure to performance testing using JMeter, k6, or similar tools. • Basic understanding of security testing concepts. • Experience testing applications under varying network conditions and device configurations. • Experience working on SaaS, enterprise, consumer, or workflow-heavy web/mobile applications

📌 Manual QA Tester (Kolkata) (India)
🏢 2COMs
📍 India