Functional / Integration QA Engineer

4 days ago

Lagos, Lagos, Nigeria Tezza Business Solutions Ltd Full time ₦3,500,000 - ₦10,500,000 per year

Job Title: Functional / Integration QA Engineer

Location: Remote

Employment Type: Contract

About The Role
We are seeking an experienced Functional / Integration QA Engineer with 4–7 years of hands-on experience in software testing. The ideal candidate will be responsible for validating functional requirements, ensuring seamless integration across systems, and maintaining the overall quality and reliability of our products.

You will work closely with cross-functional teams—product managers, developers, and DevOps—to plan, execute, and automate tests that guarantee a high-quality user experience.

Key Responsibilities

  • Design, develop, and execute detailed test plans, test cases, and test scripts based on product requirements.
  • Perform functional, integration, regression, and system testing across web and API layers.
  • Validate data flow and system behavior across integrated components and third-party services.
  • Collaborate with developers and product teams to reproduce, diagnose, and resolve defects.
  • Participate in sprint planning, reviews, and retrospectives as part of the Agile development process.
  • Develop and maintain automated test suites for functional and integration tests.
  • Ensure test coverage for all new and existing features before deployment.
  • Maintain detailed documentation of test results, issues, and resolutions.
  • Continuously optimize testing processes and tools to improve efficiency and accuracy.

Requirements

  • Bachelor's degree in Computer Science, Engineering, or a related field.
  • 4–7 years of experience in manual and automated testing for web and API-based systems
  • Strong knowledge of functional, integration, and end-to-end testing methodologies.
  • Experience with test management tools (e.g., Jira, TestRail, Zephyr).
  • Hands-on experience with API testing tools such as Postman, Swagger, or Rest Assured.
  • Good understanding of SQL and database validation.
  • Experience with automation frameworks such as Selenium, Cypress, Playwright, or similar.
  • Familiarity with CI/CD pipelines (e.g., Jenkins, GitHub Actions, or GitLab CI).
  • Excellent analytical, troubleshooting, and communication skills.

Preferred Qualifications

  • Experience in fintech, banking, or other high-availability system environments.
  • Familiarity with microservices architecture and distributed systems testing.
  • Knowledge of performance or security testing concepts.
  • Exposure to containerized environments (Docker, Kubernetes).
  • ISTQB or equivalent testing certification.

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