Software Tester / QA Engineer (Web & API Testing)

(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 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 We’re Looking For Someone who takes ownership of quality and doesn’t 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) #J-18808-Ljbffr