Cognizant

Senior Backend QA Engineer - API & Data Testing

Cognizant$90K — $120K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 7+ years of experience in API Testing with REST and SOAP services
  • Advanced SQL knowledge for database validation
  • Hands-on experience in Batch Testing and ETL Testing
  • Familiarity with tools like Postman, Swagger, SoapUI, SQL Server, and Oracle
  • Experience in Agile environments and using JIRA or Azure DevOps

Responsibilities

  • Design and execute test scenarios for APIs to validate functionality and performance
  • Perform database testing to ensure data accuracy and integrity
  • Validate batch processes and ETL workflows for successful execution
  • Analyze test results and collaborate with development teams on issues
  • Participate in test planning and regression testing initiatives

Benefits

  • Medical/Dental/Vision/Life Insurance
  • Paid holidays plus Paid Time Off
  • 401(k) plan and contributions
  • Long-term/Short-term Disability
  • Paid Parental Leave
  • Employee Stock Purchase Plan
Full Job Description
About the role

As a Senior Backend QA Engineer - API & Data Testing, you will make an impact by ensuring the quality, reliability, and integrity of enterprise applications through comprehensive testing of APIs, databases, and batch processing workflows. You will be a valued member of the Quality Engineering team and work collaboratively with developers, business analysts, product owners, and cross-functional stakeholders to deliver high-quality solutions that support business objectives.

In this role, you will:

Design and execute test scenarios for REST and SOAP APIs to validate functionality, performance, and business requirements.

Perform database testing and data validation activities using SQL to ensure data accuracy, integrity, and consistency across applications.

Validate batch processes, ETL workflows, data transformations, and file-processing systems to ensure successful execution and reconciliation.

Analyze test results, identify defects, and collaborate with development teams to drive timely issue resolution.

Participate in test planning, requirement reviews, regression testing, and continuous quality improvement initiatives within Agile delivery environments.

Work Model

We believe hybrid work is the way forward as we strive to provide flexibility wherever possible. Based on this role's business requirements, this is a hybrid position requiring 3 days per week onsite at a client or Cognizant office in Fort Lauderdale, FL. Regardless of your working arrangement, we are here to support a healthy work-life balance through our various wellbeing programs.

The working arrangements for this role are accurate as of the date of posting. This may change based on the project you're engaged in, as well as business and client requirements. Rest assured; we will always be clear about role expectations.

What you need to have to be considered

7+ years of strong experience in API Testing using REST and SOAP services.

Advanced knowledge of SQL and Database Testing with the ability to validate data integrity and backend processes.

Hands-on experience in Batch Testing, ETL Testing, and Data Validation.

Experience using tools such as Postman, Swagger, SoapUI, SQL Server, Oracle, Control-M, Airflow, or similar technologies.

Strong understanding of integration, regression, end-to-end, and data testing methodologies.

Experience working in Agile environments and using defect management tools such as JIRA or Azure DevOps.

These will help you stand out

Experience with ETL and data warehouse testing initiatives.

Exposure to workflow orchestration and scheduling platforms.

Knowledge of test automation frameworks or API automation tools.

Experience in highly regulated or data-intensive industries.

Strong analytical, troubleshooting, and problem-solving skills.

We're excited to meet people who share our mission and can make an impact in a variety of ways. Don't hesitate to apply, even if you only meet the minimum requirements listed. Think about your transferable experiences and unique skills that make you stand out as someone who can bring new and exciting things to this role.

Benefits
• Medical/Dental/Vision/Life Insurance
• Paid holidays plus Paid Time Off
• 401(k) plan and contributions
• Long-term/Short-term Disability
• Paid Parental Leave
• Employee Stock Purchase Plan

Cognizant will only consider applicants for this position who are legally authorized to work in the United States without company sponsorship.

*Please note, this role is not able to offer visa transfer or sponsorship now or in the future*

About Cognizant

TriZetto is Powering Integrated Healthcare Management. With technology solutions touching more than half the U.S. population today, TriZetto is uniquely positioned to drive the convergence of core benefit administration, care management and constituent engagement. TriZetto provides premier information technology solutions that enable payers and other constituents in the healthcare supply chain to improve the coordination of benefits and care for healthcare consumers.

Cognizant Careers

Join the vibrant team at Cognizant, a leading provider of information technology, consulting, and business process services. Cognizant is not just a company; it's a community where innovation, leadership, and diversity are valued and where every team member is encouraged to thrive.

Work You’ll Do

At Cognizant, we are dedicated to helping the world's leading companies build stronger businesses — not just for today but for the future. This commitment to growth and sustainability is what makes Cognizant a unique place to advance your career.

Explore Job Opportunities

Whether you're looking for an entry-level position or a more senior role, Cognizant offers a plethora of job opportunities that could be perfect for you. Our hiring process is designed to be transparent and engaging, ensuring that every candidate is able to showcase their skills and potential fully.

Innovative Work

Join a team where innovation is at the core of everything we do. Cognizant’s professionals are not just part of a company; they're part of a groundbreaking environment that combines technology, insights, and leadership to foster innovation across global industries.

Internship Programs

Kickstart your career with Cognizant’s internship programs. These opportunities allow you to gain hands-on experience, develop your professional skills, and network with experts in your field. An internship at Cognizant is a stepping stone to full-time employment and a chance to see how your studies apply in the real world.

Professional Growth and Development

Cognizant is committed to the professional growth of its employees. With access to cutting-edge training, leadership programs, and diversity initiatives, you can build a career that’s equipped for the demands of tomorrow’s business landscape.

Benefits and Culture

Our employees enjoy a range of benefits designed to support their physical, financial, and emotional well-being. Cognizant’s culture is built on a foundation of respect and inclusivity, where everyone’s contribution is valued. Join us and be part of a team that celebrates diversity and is driven to make a positive impact on the world.

Stay Connected

Join Our Team Search open positions that match your skills and interests. We look for passionate, curious, creative, and solution-driven team players. Ready to take the next step in your career journey? Explore the exciting employment and career opportunities waiting for you at Cognizant.

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Networking and Interviews

Enhance your career prospects at Cognizant through our robust networking events. Prepare your resume, sharpen your interview skills, and connect with leaders across the industry to unlock new career paths. At Cognizant, we don’t just offer jobs; we offer career journeys. Be part of a team that’s committed to your long-term career growth and professional development. Join Cognizant today and be a part of our success story.
Learn more about Cognizant
Size
340,400 employees
Market Cap
$28.7 billion
Industry
Net Income
$1.3 billion
Founded
1994
5 Year Trend
+6.5%
Revenue
$16.6 billion
NASDAQ

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