Senior Software Engineer in Test

*This position is fully remote only for employment in Bulgaria. However, people can also work in one of our offices in Sofia or Varna if they prefer to. 

About DataArt

DataArt is a global software engineering firm and a trusted technology partner for market leaders and visionaries. Our world-class team designs and engineers data-driven, cloud-native solutions to deliver immediate and enduring business value.

We promote a culture of radical respect, prioritizing your personal well-being as much as your expertise. We stand firmly against prejudice and inequality, valuing each of our employees equally.

We respect the autonomy of others before all else, offering remote, onsite, and hybrid work options. Our Learning and development centers, R&D labs, and mentorship programs encourage professional growth.

Our long-term approach to collaboration with clients and colleagues alike focuses on building partnerships that extend beyond one-off projects. We provide the ability to switch between projects and technology stacks, creating opportunities for exploration through our learning and networking systems to advance your career.

Position Overview

Our client is one of the leading Reinsurance service providers across the globe.

We are looking for a highly skilled Software Development Engineer in Test (SDET) to join our ETL/DWH squad. The ideal candidate will have strong hands-on experience with SQL and Python-based test automation, combined with solid knowledge of data warehousing and cloud technologies.

Responsibilities

• Design, implement, and maintain test automation for ETL pipelines and data warehouse systems
• Write and execute complex SQL queries to validate large datasets
• Develop test scripts using Python (preferably with Pytest)
• Integrate tests into CI/CD pipelines (e.g., GitHub Actions) for automated execution
• Customize and parameterize test frameworks to support varied scenarios
• Ensure test coverage across different layers, aligned with the test pyramid principles
• Collaborate closely with developers, data engineers, and DevOps teams

Requirements

• Strong hands-on SQL experience (essential)
• Python automation using Pytest
• Familiarity with AWS services (e.g., Glue, Redshift, Spark, serverless solutions)
• Experience with CI/CD tools and workflows (e.g., Git, GitHub Actions)
• Deep understanding of test levels and test pyramid strategies
• Ability to configure and adapt test frameworks

Nice To Have

• Experience with ETL development (Redshift, Big Data)
• Working with Parquet/Iceberg datasets on S3
• Dremio experience
• API testing with tools like Postman
• Integration of test automation with Allure reporting

What We Offer

• Unique corporate culture – no micromanagement, friendly atmosphere, freedom, and mutual respect
• Flexible schedule – ability to change projects, to work from home, and to try yourself in different roles
• Professional Development Map – a comprehensive map of your professional development within DataArt
• We hire people not for a project but for the company. If the project (or your work in it) is over, you go to another project or to a paid “Idle”.
• Social benefits – additional health insurance, life insurance, sports card, etc.
• Opportunity to work from another DataArt office in a different city or country (temporary or permanently)
• Free English courses
• Cozy office with a great atmosphere
• Snacks, drinks, and fruits are always available

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