Software Quality Assurance Tester

Company Description Sereno® brings together the speed and adaptability of a startup with the security, reliability, and scale of a large enterprise. The team focuses on turning complex, underused data into actionable insights using practical AI solutions. Sereno® partners with organizations whose operations feel stalled or whose data is under-leveraged, helping them unlock measurable value quickly. The company emphasizes delivering real AI, real results, and rapid outcomes for clients across diverse industries.
Role Description This is a remote contract role for a Software Quality Assurance Tester. The tester will design, execute, and document manual and automated test cases for web and/or mobile applications, ensuring that new features and fixes meet defined acceptance criteria. Daily responsibilities include reviewing requirements and user stories, creating test plans and test data, identifying and documenting defects, and collaborating with developers and product stakeholders to clarify issues and validate fixes. The role also involves participating in regression, integration, and user acceptance testing, maintaining test suites, and contributing to continuous improvement of QA processes and tools. The tester will work closely with a distributed team, communicating progress, risks, and test results in a clear and timely manner.
Qualifications

• Strong foundation in Software Quality, Quality Assurance, and Software Quality Assurance practices, including understanding of testing methodologies and SDLC.
• Hands-on experience with Test Execution, including creating, running, and documenting manual and/or automated test cases.
• Well-developed Analytical Skills to interpret requirements, identify edge cases, troubleshoot issues, and prioritize defects based on impact.
• Experience with bug tracking and test management tools (e.g., Jira, Azure DevOps, TestRail or similar) and familiarity with version control systems.
• Knowledge of regression, integration, and functional testing; exposure to API, performance, or security testing is a plus.
• Comfort working in remote, cross-functional teams, with clear written and verbal communication skills.
• Relevant experience in QA or software testing; certifications (e.g., ISTQB, CSTE) or a degree in Computer Science, Engineering, or a related field are beneficial.