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Software Tester / QA Engineer (Web & API Testing)

Company:
Falls Technology
Location:
Chantilly, VA
Posted:
June 16, 2026
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Description:

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)

Full-time

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