Job Summary
We are seeking an experienced QA Tester with a strong background in Telecom projects to join our team. The ideal candidate will possess extensive experience in functional testing, API testing, ETL testing, database validation, and end-to-end testing. The role requires hands-on expertise in testing large-scale applications, validating complex data transformations, and ensuring high-quality deliverables across telecom platforms.
Key Responsibilities
- Perform Functional, Integration, End-to-End (E2E), UAT, and BAT testing for telecom applications.
- Conduct API testing using Postman and validate service integrations across multiple systems.
- Execute ETL testing both manually and using ETL tools such as Informatica.
- Validate data extraction, transformation, and loading processes to ensure data accuracy and integrity.
- Develop and execute test scenarios for complex telecom business processes.
- Perform defect identification, logging, tracking, and retesting using defect management tools.
- Create and validate complex SQL queries for backend database testing and data reconciliation.
- Work with Oracle databases and perform field-level mapping validations.
- Apply business rules and logic to validate data movement and staging environments.
- Collaborate with business users and stakeholders during UAT/BAT phases.
- Explore and implement AI-driven approaches in ETL testing to improve testing efficiency and quality.
Required Skills & Experience
- Mandatory experience in Telecom domain projects.
- Strong expertise in:
- Functional Testing
- API Testing (Postman)
- Integration Testing
- End-to-End Testing
- UAT/BAT Testing
- Defect Management
- Hands-on experience in ETL Testing, including tools such as Informatica.
- Knowledge of AI implementation in ETL Testing and test automation initiatives.
- Advanced SQL skills with experience writing and validating complex queries.
- Experience working with Oracle databases and data validation techniques.
- Strong understanding of database structures, data mappings, and staging environments.
- Excellent analytical, troubleshooting, and communication skills.
Preferred Qualifications
- Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field.
- Experience working in client-facing environments.
- Familiarity with Agile/Scrum delivery methodologies.
Work Requirements
Willingness to work from the client office, Sunday through Thursday.
Ability to collaborate effectively with cross-functional teams and stakeholders
About Cognizant
Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, bridging the gap between AI investment and enterprise value by building full-stack AI solutions for our clients. Our deep industry, process and engineering expertise enables us to build an organization’s unique context into technology systems that amplify human potential, drive tangible outcomes and keep global enterprises ahead in a fast-changing world. See how at cognizant.ai or @cognizant.
Additional employment information
Compensation information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.
Applicants may be required to attend interviews in person or by video conference. In addition, candidates may be required to present their current state or government issued ID during each interview.
Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, provincial or local laws.
