End To End testing (OSS/BSS exp)(API testing)

TCS Hiring

End to End testing (OSS/BSS exp)(API testing)

Chennai/Kolkata/Ahmadabad/Gurgaon/Hyderabad

4-6 years Developer

• E2E testing
• Hands-on experience in telecom domain (OSS/BSS, order-to-activate, billing, provisioning flows)
• Strong expertise in test automation using Playwright (Java/TypeScript/JavaScript)

We are seeking a highly skilled E2E Test Engineer with strong experience in telecom domain testing and modern test automation using Playwright. The role focuses on validating complex end-to-end workflows across telecom systems, ensuring high-quality releases, and driving automation-first testing practices across the organization.

Key Responsibilities

• Design, develop, and execute end-to-end test scenarios covering telecom OSS/BSS workflows (order management, provisioning, billing, activation, etc.)
• Build and maintain scalable automation frameworks using Playwright
• Collaborate with product, development, and architecture teams to understand system flows and define test coverage
• Validate integrations across APIs, UI, middleware, and downstream systems in complex telecom ecosystems
• Drive shift-left testing by embedding automation into CI/CD pipelines
• Analyze test results, identify root causes of failures, and work closely with engineering teams for defect resolution
• Enhance existing automation frameworks for reliability, reusability, and execution efficiency
• Support regression, smoke, and release validation cycles for large-scale telecom applications
• Ensure test coverage across multi-system workflows, including microservices-based architectures

Required Skills & Experience

• 6+ years of experience in software testing with strong focus on E2E testing
• Hands-on experience in telecom domain (OSS/BSS, order-to-activate, billing, provisioning flows)
• Strong expertise in test automation using Playwright (Java/TypeScript/JavaScript)
• Experience with API testing (REST/GraphQL) and tools like Postman or similar
• Strong debugging and root cause analysis skills across multi-system environments
• Familiarity with test management tools like Jira, Octane, or similar