API & System Integration QA Analyst

GCS Recruitment; United States; On-site; USD 70,000 - 100,000; Full time

Job summary

GCS Recruitment is seeking a hands-on Test Analyst to validate highly integrated software platforms in the United States. You will focus on API testing, system integration testing, and ensuring seamless communication between multiple applications and services.

The ideal candidate has 3+ years in QA testing, extensive API experience with Postman, and a strong ability to validate complex business workflows across connected systems. Collaborate with development teams to ensure quality releases.

Qualifications

• 3+ years of experience in QA Testing, Software Testing, or Test Analysis.
• Strong hands-on experience with Postman and API Testing.
• Experience routing API requests and validating responses.
• Strong understanding of REST APIs, JSON, and system integrations.
• Experience creating and executing test cases and test scripts.
• Experience performing regression, system, integration, and end-to-end testing.
• Experience with defect tracking tools such as JIRA or similar platforms.
• Strong troubleshooting, analytical, and communication skills.

Responsibilities

• Design, create, and execute test plans, test cases, and test scripts.
• Perform API, functional, regression, integration, and end-to-end testing.
• Validate request and response payloads using Postman.
• Review system behavior, business workflows, and application integrations.
• Identify, document, and track defects throughout the testing lifecycle.
• Work closely with development teams and stakeholders to validate fixes and enhancements.
• Execute testing activities supporting releases and production deployments.
• Verify data accuracy and successful communication across integrated systems.
• Participate in test planning and quality assurance initiatives.

Skills

QA Testing

Postman

REST APIs

System Integrations

Troubleshooting

Communication

Tools

JIRA

Job description

GCS Recruitment is seeking a hands-on Test Analyst to validate highly integrated software platforms in the United States. You will focus on API testing, system integration testing, and ensuring seamless communication between multiple applications and services.

The ideal candidate has 3+ years in QA testing, extensive API experience with Postman, and a strong ability to validate complex business workflows across connected systems. Collaborate with development teams to ensure quality releases.