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Entry Level Rest Api Testing Jobs in Oswego, IL (NOW HIRING)

.Net Developer

Lisle, IL

$47.50 - $62.75/hr

Exposure to unit testing, API testing, debugging, and code validation practices * Basic awareness ... Exposure to REST API design, service integrations, request/response handling, JSON payloads ...

.Net Developer

Lisle, IL

$47.50 - $62.75/hr

Exposure to unit testing, API testing, debugging, and code validation practices * Basic awareness ... Exposure to REST API design, service integrations, request/response handling, JSON payloads ...

Strong automation, API testing skills with functional and automation - Rest Assure * Able to Analyze requirements * Prepare Test Plans, Testing requirements * Good at interaction with Business Teams ...

QA Engineer

Naperville, IL · On-site

$90 - $120/hr

Validate API responses (REST/GraphQL) for correctness, performance, and error handling, and write scripts to support load/performance testing (e.g., k6). * Write and execute SQL queries against SQL ...

QA Engineer

Naperville, IL · On-site

$85K - $95K/yr

Validate API responses (REST/GraphQL) for correctness, performance, and error handling, and write scripts to support load/performance testing (e.g., k6). * Write and execute SQL queries against SQL ...

iOS Engineer

Chicago, IL

$53.25 - $73.50/hr

CocoaTouch Unit Testing with Xcode Desired Skills: * WidgetKit * StoreKit * Business Chat REST API * Local Authentication Framework * CloudKit * Package dependency management either through CocoaPods ...

iOS Engineer

Chicago, IL

$53.25 - $73.50/hr

CocoaTouch Unit Testing with Xcode Desired Skills: * WidgetKit * StoreKit * Business Chat REST API * Local Authentication Framework * CloudKit * Package dependency management either through CocoaPods ...

Hands-on experience with API testing and architecture styles/APIs (REST, RPC). * Thorough understanding of Agile methodologies and experience working in Agile teams. * Proficiency in writing ...

Hands-on experience with API testing and architecture styles/APIs (REST, RPC). * Thorough understanding of Agile methodologies and experience working in Agile teams. * Proficiency in writing ...

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Entry Level Rest Api Testing information

See Oswego, IL salary details

$5

$47

$86

How much do entry level rest api testing jobs pay per hour?

As of Sep 5, 2026, the average hourly pay for entry level rest api testing in Oswego, IL is $47.01, according to ZipRecruiter salary data. Most workers in this role earn between $31.54 and $60.58 per hour, depending on experience, location, and employer.

What is entry level REST API testing?

Entry level REST API testing involves verifying that web APIs function correctly, respond with the expected data, and handle errors appropriately. Testers at this level typically use tools like Postman or automated scripts to send requests to APIs and check the responses for accuracy. They focus on basic functionality, data validation, and ensuring that the API meets specified requirements. Entry level testers may also help document test cases and report issues found during testing.

What are the key skills and qualifications needed to thrive as an entry level REST API tester, and why are they important?

To thrive as an Entry Level REST API Tester, you need a solid understanding of HTTP protocols, API concepts, and basic programming knowledge, often supported by a degree in computer science or a related field. Familiarity with testing tools like Postman, Swagger, and automation frameworks, as well as experience with version control systems such as Git, is typically required. Attention to detail, analytical thinking, and effective communication are crucial soft skills for identifying issues and collaborating with development teams. These skills ensure accurate API validation, efficient bug detection, and smooth team workflows in software development environments.

What are the typical challenges faced by entry level REST API testers and how can they overcome them?

Entry-level REST API testers often encounter challenges such as understanding complex API documentation, handling authentication methods, and identifying key test cases for different endpoints. To overcome these, it's helpful to start with thorough documentation review and use tools like Postman or Insomnia to visualize API requests and responses. Collaborating closely with developers can also clarify endpoint purposes and expected behaviors, while practicing with sample APIs and leveraging automated testing frameworks can boost confidence and efficiency.
Infographic showing various Entry Level Rest Api Testing job openings in Oswego, IL as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $97,786 per year, or $47 per hour.

Quality Assurance Engineer - Chicago, IL, Minneapolis, MN, Detroit, MI, Madison, WI, Columbus, OH.

TechniPros, LLC

Chicago, IL • On-site

Other

This job post has expired today. Applications are no longer accepted.


Job description

Job Title: QA Test Engineer
Location: Chicago, IL, Minneapolis, MN, Detroit, MI, Madison, WI, Columbus, OH.
Long Term Contract
Looking for W2 candidates. No C2C

Job Summary:
We are seeking a Performance & API Test Engineer to validate the scalability, reliability, and performance of enterprise applications. The ideal candidate should possess expertise in API testing, load testing, and performance engineering.

Key Responsibilities:
•    Develop API automation suites. 
•    Perform load and stress testing. 
•    Execute performance benchmarking. 
•    Validate REST and GraphQL APIs. 
•    Monitor application performance. 
•    Analyze bottlenecks and provide recommendations. 
•    Integrate performance testing into CI/CD. 
•    Collaborate with developers and DevOps teams. 
•    Prepare performance reports. 
•    Support production performance validation. 

Mandatory Skills:
•    JMeter 
•    REST API Testing 
•    Postman 
•    GraphQL 
•    SQL 
•    Jenkins 
•    Git 
•    Performance Testing 
•    Load Testing 
•    Linux 

Preferred Skills:
•    Gatling 
•    k6 
•    Dynatrace 
•    Grafana 
•    Prometheus 
•    Docker 

Best Regards:

Bindu M
Phone: 307–298-2022
Email: