API Test Automation Engineer

Quest Global; Chennai; On-site; INR 700,000 - 1,100,000; Full time

Job summary

Quest Global is seeking an API QA engineer to drive REST API testing and automation across projects. The role emphasizes hands-on Karate-based automation, Postman workflows, and validation of JSON/XML payloads to ensure end-to-end API quality.

You'll collaborate with development teams to integrate automated tests into CI/CD pipelines and support efficient releases while maintaining high standards of API security and reliability.

Qualifications

• Experience testing REST APIs end-to-end.
• Hands-on API automation using Karate Framework.
• Proficient with JSON and XML payloads.
• Strong understanding of API validation processes.

Responsibilities

• Perform REST API testing across services.
• Develop and execute API automation scripts.
• Validate JSON and XML payload structures and schemas.
• Ensure end-to-end API quality and reliability.
• Collaborate with development and security teams on API issues.
• Participate in defect tracking and release validation.

Skills

REST API Testing

API Automation

JSON

XML

API Validation

End-to-End Testing

Tools

Karate Framework

Postman

CURL

Swagger/Open API

Job description

Role & responsibilities

• REST API Testing
• API Automation
• JSON
• XML
• API Validation
• End-to-End Testing

Automation Tools

• Karate Framework (Mandatory)
• Postman
• CURL
• Swagger/Open API

Security Testing

• CSIRT Testing
• Authentication Testing
• Authorization Testing
• Access Control Validation
• Vulnerability Verification
• Security Regression Testing

API Security

• OAuth
• JWT
• API Security Testing
• OWASP API Security Principles

QA & Defect Management

• SIT Testing
• Regression Testing
• Release Validation
• Defect Tracking & Management

DevOps & CI/CD

• CI/CD Integration
• Automated Testing Pipelines
• Agile Methodology