Senior Functional QA Tester

Job description

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You thrive on continuously improving and growing alongside the technological solutions we develop and deliver.

As a detail-oriented and analytical professional, you have a passion for ensuring high-quality, robust, and efficient systems.

You excel at identifying issues, optimizing processes, and collaborating with cross-functional teams to enhance software performance.

This role is ideal for a proactive individual who enjoys problem‑solving, takes pride in maintaining high standards, and is committed to delivering seamless user experiences by ensuring software meets the highest quality standards.

Who We Are

MAS means More in Spanish, so MAS Global’s name reflects our mission to create education opportunities for women and Latinos in tech, just like the scholarship ANDI‑ EAFIT that made our Latina Founder’s story possible, from a low‑income neighborhood in Medellin to becoming top 100 Hispanic in Tech in the US.

Based in Tampa, Florida with a strong presence in Colombia, Argentina, and across LATAM, we give our clients in North America access to onshore and nearshore tech talent, to build digital pods or deliver projects to help drive innovation, from Full Stack Software Engineering and Digital/Cloud Modernization to a growing practice on Data Engineering and AI.

Our future is bright, enabled by a diverse group of experts representing 10 nationalities, fresh talent like you, and a solid foundation on decade‑long Proven results with recognized corporations like Johnson Controls, JPMorgan Chase, and Dell.

MAS is a 100% Hispanic and women owned company and has been recognized with many awards and certifications, like A Great Place to Work and fastest growing company in the US.

Key Responsibilities

• Test Strategy & Execution: Design, develop, and execute manual and automated test cases to validate functional requirements across different platforms.
  
  
• Collaboration & Communication: Work closely with developers, product managers, and business analysts to understand requirements and define effective testing strategies.
  
  
• Functional & Regression Testing: Perform functional, regression, integration, and exploratory testing to ensure comprehensive test coverage.
  
  
• Defect Management: Identify, document, and track defects using industry‑standard tools, ensuring timely resolution with development teams.
  
  
• Test Planning & Documentation: Establish and maintain detailed test plans, test cases, and test scripts for existing and new features.
  
  
• Root Cause Analysis: Conduct thorough root cause analysis on defects and advocate for preventive measures during early development stages.
  
  
• Shift‑Left Testing Approach: Promote shift‑left testing by embedding quality assurance earlier in the software development lifecycle.
  
  
• QA Process Improvement: Define and improve QA best practices , processes, and documentation to enhance team efficiency and effectiveness.
  
  
• Mentorship & Leadership: Provide mentorship and guidance to junior QA engineers, sharing best practices and technical insights.
  
  
• Test Automation Collaboration: Work closely with automation engineers to enhance automated test coverage and reduce manual efforts.
  
  

Required Qualifications

• 5+ years of experience in functional software testing within an Agile environment, with a strong focus on backend and API validation.
  
  
• Deep understanding of the Software Testing Life Cycle (STLC), test case design, and defect tracking in complex enterprise environments.
  
  
• Proven ability to analyze business and technical requirements, translating them into backend/API test strategies, and following stories from analysis through implementation.
  
  
• Hands‑on experience testing APIs and backend services (REST, JSON) using tools such as Postman .
  
  
• SQL proficiency for data validation and integrity checks in relational databases (e.g., MySQL).
  
  
• Familiarity with AWS fundamentals (understanding core services and how they work in testing environments).
  
  
• Basic knowledge of Docker environments , with ability to navigate containerized setups.
  
  
• Experience working in CI/CD pipelines , understanding QA’s integration within DevOps workflows.
  
  
• Strong verbal and written communication skills in advanced English , with proven ability to collaborate effectively with cross‑functional technical teams.
  
  

Preferred Qualifications

• Familiarity with test automation frameworks such as Selenium, Cypress, Playwright, or Appium , at a basic level , focused on understanding automation processes rather than building frameworks.
  
  
• Experience with microservices and API‑driven architectures , with strong understanding of service interactions and testing methodologies.
  
  
• Familiarity with cloud‑based testing environments (AWS, Azure, or GCP) and ability to support debugging in these contexts.
  
  
• Knowledge of performance and load testing tools (e.g., JMeter, Gatling) is a plus.
  
  

Our Values

At MAS, we believe in the power of “MORE.” This belief is the foundation of our core values, guiding our actions and driving our commitment to excellence, accountability, collaboration, and growth.

• Client Value Obsession: We strive for MORE in every client interaction, delivering the highest levels of excellence by proactively understanding and addressing our clients’ needs.
  
  
• Driven by Action and accountability: We embody MORE by upholding the highest standards of reliability and commitment.
  
  
• One Team One Voice: We foster a culture of MORE through collaboration and inclusivity.
  
  We value diverse perspectives, support, and improve each other, and commit to decisions as a unified team.
  
  
• Growth Mindset: We embrace MORE by thriving on change and innovation.
  
  Our commitment to continuous learning and personal development, valuing constructive feedback, and focusing on growth opportunities ensures that we remain resilient and forward‑thinking.
  
  

Seniority level: Not Applicable

Employment type: Full‑time

Job function: Consulting

Industries: Software Development

Required Skill Profession

Gestión De Calidad Y Operaciones