Sr. Test Engineer - API Testing Job

YASH Technologies is a leading technology integrator specializing in helping clients reimagine operating models, enhance competitiveness, optimize costs, foster exceptional stakeholder experiences, and drive business transformation.

At YASH, we’re a cluster of the brightest stars working with cutting-edge technologies. Our purpose is anchored in a single truth – bringing real positive changes in an increasingly virtual world and it drives us beyond generational gaps and disruptions of the future.

We are looking forward to hire API Testing Professionals in the following areas :

Job description:

Requirements : 

About the Role:

We are looking for a skilled API Tester with 3–5 years of experience in testing web services, REST and SOAP APIs, and backend integrations. The ideal candidate will have a strong background in designing and executing automated and manual API test cases, ensuring system reliability, scalability, and performance across projects.

Key Responsibilities:

• Design, execute, and maintain API test cases (manual and automated) to validate business logic and data flows.
• Perform functional, integration, regression, and performance testing on REST/SOAP APIs.
• Create and maintain test data and conduct data validation against different data sources (SQL/NoSQL).
• Work with tools such as Postman, SoapUI, JMeter, or similar for API testing and automation.
• Develop automated API testing scripts using tools/languages like Rest Assured, Karate, Python, or Java.
• Collaborate closely with developers, QA engineers, and DevOps teams to ensure quality across the delivery pipeline.
• Understand API documentation (Swagger, OpenAPI) and provide feedback to improve clarity and coverage.
• Identify, report, and track defects using bug tracking systems (e.g., Jira, Bugzilla).
• Contribute to continuous integration/continuous delivery (CI/CD) pipelines by integrating API test suites.
• Ensure compliance with industry standards, security practices, and project requirements.

Required Skills & Qualifications

• Bachelor’s degree in Computer Science, Information Technology, or related field.
• 3–5 years of professional experience in API testing.
• Strong knowledge of RESTful and SOAP APIs, HTTP methods, response codes, and authentication mechanisms.
• Experience with API testing tools (Postman, SoapUI, JMeter).
• Hands-on expertise in test automation frameworks (e.g., Rest Assured, Karate, Cypress, or similar).
• Good knowledge of SQL for backend data validation.
• Understanding of JSON, XML, and data parsing techniques.
• Familiarity with CI/CD tools such as Jenkins, GitLab, or Azure DevOps.
• Excellent problem-solving, debugging, and communication skills.

Good to Have

• Knowledge of performance testing and API load testing.
• Experience with microservices architecture.
• Familiarity with cloud-based APIs (AWS, Azure, GCP).
• Knowledge of security testing for APIs (OAuth2, JWT, token-based authentication)

At YASH, you are empowered to create a career that will take you to where you want to go while working in an inclusive team environment. We leverage career-oriented skilling models and optimize our collective intelligence aided with technology for continuous learning, unlearning, and relearning at a rapid pace and scale.

Our Hyperlearning workplace is grounded upon four principles

• Flexible work arrangements, Free spirit, and emotional positivity
• Agile self-determination, trust, transparency, and open collaboration
• All Support needed for the realization of business goals,
• Stable employment with a great atmosphere and ethical corporate culture