Senior AQA Engineer (Python)

On behalf of our Client, a well-established financial institution from the Caribbean region, Mobilunity is looking for a Senior QA Engineer (Data / Python) for a long-term engagement.

Our Client is the largest bank in the Caribbean region that serves 14 countries/territories. The aim is to make this organization from a traditional bank into a new era of fintech, working on the edge of what current fintech may offer.

The Senior QA Engineer (Data / Python) will play a key role in ensuring the quality, reliability, and consistency of data-driven solutions. Working closely with data engineers, backend developers, and CRM teams, this role focuses on validating data pipelines, APIs, and analytical platforms in a cloud-based environment.

Required Skills & Qualifications:

• 4–6+ years of experience in Quality Assurance / Quality Control.
• Strong understanding of data structures, SQL, and database concepts
• Hands-on experience with Data Projects testing – testing data pipelines (ETL/ELT), data warehouses, datalakes houses or analytical solutions.
• Experience validating APIs, microservices, and backend workflows.
• Proficiency in writing test cases, test plans, and quality documentation.
• Strong analytical mindset and attention to detail.
• Experience working in Agile/Scrum environments.
• Upper-Intermediate or higher English.

Project Tech Stack/ Skills needed: 

• RDBMS knowledge
• AWS knowledge
• Jira / Zephyr / Confluence

Responsibilities:

• Data Mapping validation
• Functional Testing
• Non-functional Testing (Performance)
• API testing
• SQL queries creation (analyses, validation, troubleshooting)
• AWS – usage of S3 buckets, Athena, CloudWatch, Spark, Glue, Airflow for testing
• Defect Triage and collaboration with CRM team
• Work with Jira / Zephyr / Confluence
• Prod Support Defects management – opening defects, validating fixes etc.

 

In return, we offer:

• The friendliest community of like-minded IT people
• Open knowledge-sharing environment – exclusive access to a rich pool of colleagues willing to share their endless insights into the broadest variety of modern technologies
• Mobilunity Medical Insurance program is designed to meet our team’s needs
• Paid vacations and sick leaves, including 5 paid days per year that don’t require a sick note
• Perfect office location in the city center (900m from Lukyanivska metro station with a green and spacious neighborhood) or remote mode engagement: you can choose a convenient one for you, with a possibility to fit together both
• No open-spaces setup – separate rooms for every team’s comfort, and multiple lounge and gaming zones
• English classes in 1-to-1 & group modes with elements of gamification
• Neverending fun: sports events, tournaments, music band, multiple affinity groups

Come on board, and let’s grow together!