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Api Tester Jobs (NOW HIRING)

Delan Associates, Inc

AI Agentic Tester

Denver, MO · Remote

Execute API testing using Postman, Swagger, and REST APIs. Develop and maintain automation scripts using Python, Selenium, Playwright, or PyTest. Validate multi-agent interactions, tool calling, and ...

Delan Associates, Inc.

AI Agentic Tester

Denver, MO · On-site +1

API Testing (Postman, REST APIs, Swagger) * Python * Test Automation (Selenium / Playwright / PyTest) * AI Evaluation Metrics (Accuracy, Hallucination, Relevance, Consistency) * End-to-End Workflow ...

Vytwo

API testing,JMeter,GCP

Prosper, TX · On-site

| Position Title | API testing,JMeter,GCP | | Domain EXP | Banking and | Location | Austin, TX or Dallas, TX | | Contractor Rate | $55.00/hr | | Mandatory · 3-8+ years of experience in API testing

Siri InfoSolutions Inc

Mainframe Tester

Richards, TX · On-site

API testing Detailed 6 to 10 years of experience in Software Testing At least 4+ years of Telecom domain experience with hands on experience in ordering and Assurance areas At least 4+ years ...

JSM Consulting Inc.

Tester- Senior

Albany, NY · On-site

The role involves defining and crafting function scripts, business use cases, user stories, and test plans, as well as working with automated testing frameworks and API testing. Responsibilities ...

System One

Software Tester

Princeton, TX · Remote

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Perform API testing using Postman and/or SoapUI , validating responses, error handling, and data integrity * Validate application data using SQL queries across UI, API, and database layers * Log ...

System One

Software Tester

Princeton, TX · Remote

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Perform API testing using Postman and/or SoapUI , validating responses, error handling, and data integrity * Validate application data using SQL queries across UI, API, and database layers * Log ...

System One

Software Tester

Princeton, TX · Remote

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Perform API testing using Postman and/or SoapUI , validating responses, error handling, and data integrity * Validate application data using SQL queries across UI, API, and database layers * Log ...

System One

Software Tester

Princeton, TX · Remote

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Perform API testing using Postman and/or SoapUI , validating responses, error handling, and data integrity * Validate application data using SQL queries across UI, API, and database layers * Log ...

System One

Software Tester

Princeton, TX · Remote

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Perform API testing using Postman and/or SoapUI , validating responses, error handling, and data integrity * Validate application data using SQL queries across UI, API, and database layers * Log ...

System One

Software Tester

Princeton, TX · Remote

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Perform API testing using Postman and/or SoapUI , validating responses, error handling, and data integrity * Validate application data using SQL queries across UI, API, and database layers * Log ...

System One

Software Tester

Princeton, TX · Remote

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Perform API testing using Postman and/or SoapUI , validating responses, error handling, and data integrity * Validate application data using SQL queries across UI, API, and database layers * Log ...

System One

Software Tester

Princeton, TX · Remote

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Perform API testing using Postman and/or SoapUI , validating responses, error handling, and data integrity * Validate application data using SQL queries across UI, API, and database layers * Log ...

System One

Software Tester

Princeton, TX · Remote

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Perform API testing using Postman and/or SoapUI , validating responses, error handling, and data integrity * Validate application data using SQL queries across UI, API, and database layers * Log ...

System One

Software Tester

Princeton, TX · Remote

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

Perform API testing using Postman and/or SoapUI , validating responses, error handling, and data integrity * Validate application data using SQL queries across UI, API, and database layers * Log ...

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How much do api tester jobs pay per hour?

As of Aug 14, 2026, the average hourly pay for api tester in the United States is $38.36, according to ZipRecruiter salary data. Most workers in this role earn between $21.39 and $50.72 per hour, depending on experience, location, and employer.

What are some common challenges faced by api testers, and how can they be addressed?

API Testers often face challenges such as incomplete documentation, rapidly changing endpoints, and the need to ensure backward compatibility in complex systems. It is important to develop strong communication with development teams to clarify requirements and to use effective automated testing strategies to keep up with frequent updates. Staying organized with version control tools and regularly updating test cases helps address these challenges. Collaborating closely with dev and QA teams ensures issues are caught early and resolved quickly, leading to more stable and reliable APIs.

What are the key skills and qualifications needed to thrive as an api tester?

To thrive as an API Tester, you need a strong understanding of software testing methodologies, API protocols (such as REST and SOAP), and basic programming or scripting skills. Experience with testing tools like Postman, SoapUI, or JMeter, along with relevant certifications such as ISTQB or API-specific testing credentials, is highly valuable. Attention to detail, analytical thinking, and effective communication are standout soft skills in this role. These capabilities are essential for identifying integration issues, ensuring robust API performance, and collaborating efficiently with development and QA teams.

What is an api tester?

An API Tester is responsible for evaluating application programming interfaces (APIs) to ensure they function correctly, securely, and efficiently. They design, execute, and automate test cases to validate API responses, performance, and error handling. API testers use tools like Postman, SoapUI, or REST Assured and may work with RESTful and SOAP APIs. Their role is crucial in identifying bugs and ensuring seamless communication between software components.

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Api Tester jobs near you
Infographic showing various Api Tester job openings in the United States as of August 2026, with employment types broken down into 85% Full Time, 3% Part Time, and 12% Contract. Highlights an 77% Physical, 6% Hybrid, and 17% Remote job distribution, with an average salary of $79,791 per year, or $38.4 per hour.

Software Tester / QA Engineer (Web & API Testing)

Falls Technology

Chantilly, VA • On-site

$42.25 - $57.50/hr

Full-time

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

Job description

Salary: 160-190k

(TS/SCI w POLY REQUIRED)


Software Tester / QA Engineer (Web & API Testing)

We are seeking a detail-oriented and technically skilled Software Tester / QA Engineer to support testing of modern web-based applications and API-driven systems. This role is ideal for someone who enjoys digging into systems, validating functionality end-to-end, and building automated test coverage in a fast-paced environment.

Responsibilities

  • Test web-based applications for functionality, performance, and usability
  • Validate API endpoints exposed through API gateways and backend services
  • Design, execute, and maintain manual and automated test cases
  • Use tools such as Postman and Swagger to test, document, and validate APIs
  • Develop and maintain automated test scripts using frameworks such as Cypress or similar tools
  • Analyze test results, identify defects, and clearly document issues for engineering teams
  • Collaborate with developers, product owners, and other stakeholders to ensure quality across releases
  • Participate in sprint planning, backlog grooming, and Agile ceremonies
  • Perform regression, integration, and system-level testing across environments

Required Qualifications

  • 3+ years of experience in software testing or quality assurance
  • Strong experience testing web applications and RESTful APIs
  • Hands-on experience with API testing tools (e.g., Postman, Swagger)
  • Experience with test automation frameworks (e.g., Cypress or equivalent)
  • Understanding of programming/scripting languages (JavaScript preferred; Python, Java, or similar also acceptable)
  • Familiarity with HTTP protocols, JSON, and API authentication methods
  • Ability to read and interpret API specifications and documentation
  • Strong analytical skills and attention to detail
  • Experience working in Agile/Scrum environments

Preferred Qualifications

  • Experience testing systems that operate through API gateways or distributed architectures
  • Familiarity with CI/CD pipelines and integrating automated tests into build processes
  • Experience with version control systems (e.g., Git)
  • Knowledge of performance or load testing tools
  • Exposure to cloud environments (AWS, Azure, or similar)

What Were Looking For

  • Someone who takes ownership of quality and doesnt just check the box
  • A tester who can think like both a user and a developer
  • Strong communicator who can clearly explain issues and risks
  • Self-starter comfortable working in a small, high-performing team


(TS/SCI w POLY REQUIRED)