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Freelance Rest Api Testing Jobs (NOW HIRING)

ClifyX

Payments/API testing

Phoenix, AZ · On-site

... REST APIs and its operations • Must have testing experience working in large and complex projects where multiple systems are involved • Should be able to derive and execute scenarios based on API ...

Raag Solutions .LLC

Java API testing

Bogart, GA · On-site

$48 - $62/hr

Company Description USC/GCH ONLY No C2C Candidates will work on TCS W2 Qualifications At least 5 years of API testing experience Proficient XML (XSLT, XPath, XSD), web services (SOAP, REST), Apigee ...

Vytwo

API testing,JMeter,GCP

Prosper, TX · On-site

| Position Title | API testing,JMeter,GCP | | Domain EXP | Banking and | Location | Austin, TX or ... Solid understanding of HTTP, REST, JSON, OAuth, JWT * Experience working with GCP-hosted ...

Vytwo

API testing,JMeter,GCP

Prosper, TX · On-site

$55/hr

Position Title - API testing, JMeter, GCP Domain EXP - Banking and Location - Austin, TX or Dallas ... Solid understanding of HTTP, REST, JSON, OAuth, JWT * Experience working with GCP-hosted ...

1 point system

QA Testing Analyst

Columbus, OH · On-site

Perform REST API testing and automate API test cases. * Validate API requests, responses, status codes, headers, JSON/XML payloads, and error scenarios. * Perform functional, integration, regression ...

Northern Base

Playwright Automation Tester

Cary, NC · On-site

$95K - $115K/yr

API Testing * Parallel Execution * Trace Viewer * Browser Context Management * Auto-Waiting Mechanisms * Network Mocking & Interception * Test Reporting and Analytics API & Service Testing * REST API ...

1 point system

Pytest QA Tester

Dallas, TX · On-site

$40.75 - $55.75/hr

Perform REST API testing and automate API test cases. * Validate API requests, responses, status codes, headers, JSON/XML payloads, and error scenarios. * Perform functional, integration, regression ...

Strong Tower Partners

API Tester

Dallas, TX · On-site +1

$115K - $140K/yr

... testing APIs that connect our recruitment, assessment, and analytics platforms. You will focus on ... Design, develop, and execute test cases for REST and SOAP APIs. * Validate request/response ...

Northern Base

Technical Service Owner

Portland, OR · On-site

NET Core, AS400/IBM i, REST APIs, Salesforce integration, IBM MQ, API security, API Gateway, ETL, and API testing , combined with strong stakeholder management, Agile delivery, project/product ...

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Freelance Rest Api Testing information

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How much do freelance rest api testing jobs pay per hour?

As of Sep 10, 2026, the average hourly pay for freelance rest api testing in the United States is $47.71, according to ZipRecruiter salary data. Most workers in this role earn between $24.28 and $61.78 per hour, depending on experience, location, and employer.

What is the difference between Freelance Rest Api Testing vs API Test Engineer?

AspectFreelance Rest Api TestingAPI Test Engineer
CredentialsTypically no formal credentials required, but knowledge of APIs and testing tools is essentialUsually requires a degree in Computer Science or related field, certifications like ISTQB are common
Work EnvironmentIndependent, remote, project-basedFull-time or contract, often in an office or remote team setting
Employer & Industry UsageClients across various industries, freelance platformsTech companies, software development firms, QA teams
Search & Comparison IntentFreelance Rest Api Testing vs API Test Engineer

Freelance Rest Api Testing involves independent professionals performing API testing on a project basis, often remotely and for multiple clients. API Test Engineers are typically employed full-time within organizations, holding formal credentials and working within structured teams. Both roles focus on ensuring API quality but differ in work environment, credentials, and employment structure.

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Freelance Rest Api Testing jobs near you
Infographic showing various Freelance Rest Api Testing job openings in the United States as of September 2026, with employment types broken down into 53% Full Time, and 47% Contract. Highlights an 88% In-person, and 12% Remote job distribution, with an average salary of $99,230 per year, or $47.7 per hour.

Payments/API testing

Phoenix, AZ • On-site

ClifyX
Recruiting and Staffing Services • 51 - 200 employees
Learn more about ClifyXexternal

Full-time

Re-posted yesterday

Job description

Job Summary:
ClifyX is a company that specializes in payments and API testing, and they are seeking a Payments/API Testing professional to join their team. The role involves understanding payments processes within the banking domain, executing API testing, and collaborating with business users and IT team members on complex projects.
Responsibilities:
• Strong understanding on Payments/Wires processes within core banking domain.
• Experience working in Client EPP(Dovetail) like payments platform
• Hands on experience in API Testing and strong knowledge on REST APIs and its operations
• Must have testing experience working in large and complex projects where multiple systems are involved
• Should be able to derive and execute scenarios based on API data mapping specifications and business requirements with minimal guidance
• Must be able to communicate with business users and collaboratively work with IT team members
• Having experience with Mulesoft is a plus
• Having Jmeter experience is a plus
• Having knowledge on Message Queues integration is a plus
• API and Selenium automation is a plus
Qualifications:
Required:
• Strong understanding on Payments/Wires processes within core banking domain.
• Experience working in Client EPP(Dovetail) like payments platform
• Hands on experience in API Testing and strong knowledge on REST APIs and its operations
• Must have testing experience working in large and complex projects where multiple systems are involved
• Should be able to derive and execute scenarios based on API data mapping specifications and business requirements with minimal guidance
• Must be able to communicate with business users and collaboratively work with IT team members
Preferred:
• Having experience with Mulesoft is a plus
• Having Jmeter experience is a plus
• Having knowledge on Message Queues integration is a plus
• API and Selenium automation is a plus
Company:
ClifyX provides innovative business solutions which satisfy requirements for mission-critical reliability, scalability, interoperations. Founded in 1998, the company is headquartered in South Plainfield, USA, with a team of 501-1000 employees. The company is currently Late Stage.
ClifyX logo

About ClifyX

Sourced by ZipRecruiter

ClifyX is a well-established player in the IT Services sector that specializes in providing result-oriented technological solutions to a wide range of industrial verticals. Based in South Plainfield, New Jersey, ClifyX offers a comprehensive selection of IT services that include project staffing, application development, professional consulting, and other IT-based solutions. While the company's website, clifyx.com, does not divulge the exact founding date, it is clear that ClifyX has grown into a renowned name within their domain, thanks to their unwavering commitment to innovative practices. The company's mission statement revolves around harnessing the power of technology to assist their clientele in steering their respective businesses towards success.

Industry

Recruiting and staffing services

Company size

51 - 200 Employees

Headquarters location

South Plainfield, NJ, US

Year founded

1998

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