Senior Quality Assurance Engineer

6 days ago

Cardiff, Cardiff, United Kingdom Creditsafe Full time
About the Role

We are seeking a highly skilled Senior Quality Assurance Engineer to join our advanced engineering team at Creditsafe. This role is critical in ensuring the quality and reliability of our data-driven solutions.

Key Responsibilities
  • Shift-Left Testing: Participate with Product and Engineering from the earliest stages to contribute to systems design and architecture, ensuring that quality remains a focus from day zero.
  • Data Pipeline Testing: Design and execute automated tests for complex data pipelines that handle billions of objects, ensuring data integrity, accuracy, and performance from ingestion to delivery.
  • API Testing: Develop and implement automated tests for our high-availability, low-latency APIs, ensuring they meet performance and reliability standards under various load conditions and deliver to our customers' expectations.
  • Data Validation: Verify the correctness, freshness, and completeness of data transformations and integrations across multiple data sources, including Redshift, S3, Aurora, Postgres, and DynamoDB.
  • Automation: Lead the development and expansion of test automation frameworks using tools like PyTest and Jenkins, integrating them into our CI/CD pipelines for continuous testing.
  • Collaboration: Work closely with data engineers, developers, and product owners to understand data flows, business logic, and requirements, ensuring that all new features are tested thoroughly before deployment.
  • Troubleshooting: Analyze and troubleshoot issues within the data pipelines and APIs, providing detailed bug reports and working with the engineering team to resolve them.
  • Performance Testing: Conduct performance testing on data pipelines and APIs, identifying bottlenecks and working with the team to implement improvements.
Requirements
  • Experience: Proven experience in software testing with a focus on data engineering, data pipeline testing, and API testing in complex environments.
  • Technical Skills: Strong proficiency in Python for writing test scripts and automation. Experience with AWS services, including Redshift, S3, and DynamoDB, is essential.
  • Problem-Solving: High IQ with exceptional analytical skills, capable of understanding and testing complex data flows and integrations.
  • Automation Expertise: Proven ability to build and maintain test automation frameworks that integrate with CI/CD pipelines, ensuring consistent and repeatable test results.
  • Communication: Excellent communication skills, able to clearly articulate issues, solutions, and recommendations to both technical and non-technical stakeholders.
  • Cooperation: Our teams have a focus on constant learning and empowerment – you will not just help us test our code, but help us improve how we design, architect, and ensure quality.
  • Leadership: Experience mentoring junior test engineers, sharing best practices, and leading testing efforts on complex projects.
What We Offer
  • Competitive Salary.
  • Company Laptop supplied.
  • Bonus Scheme.
  • 25 Days Annual Leave (plus bank holidays).
  • Hybrid working model.
  • Healthcare & Company Pension.
  • Cycle to work and Wellbeing Programme.
  • Global Company gatherings and events.
  • E-learning and excellent career progression opportunities.

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