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Senior QA Automation Engineer - SDET

MariaDB - Sofia, Bulgaria - Hybrid - posted 2026-09-15

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Salary: EUR 59,500 - 80,500 / annual

MariaDB is seeking an experienced Senior QA Automation Engineer / SDET to join the GridGain Core QA Team. You will drive quality, reliability, and performance of a distributed database platform used by 75% of the Fortune 500. Key Responsibilities: - Design, develop, and maintain automated tests and support frameworks for functional and performance testing - Participate in release testing activities and contribute to improving the release validation process - Validate new product features, bug fixes, and performance improvements - Investigate complex issues involving distributed transactions, replication, networking, storage, and cluster management - Design and implement automation solutions to reduce manual effort and improve team productivity The role is hybrid/remote based in Bulgaria, with remote options available for candidates in Croatia, Estonia, Finland, Italy, Poland, Romania, Serbia, and Spain. Requirements: - 5+ years of experience in software quality assurance and test automation, or software engineering - Strong Java programming skills and knowledge of the Java ecosystem - Experience designing, developing, and maintaining automated tests and frameworks - Experience testing distributed or backend systems - Solid understanding of at least three of: multithreading, concurrency, networking, distributed systems concepts, transactions, or consistency models Preferred Qualifications: - Experience with NoSQL and/or distributed databases, especially Apache Ignite or GridGain - Experience with Docker and Kubernetes - Experience with MariaDB or other relational databases - Experience with modern AI tools and applying them to improve engineering productivity - Experience with performance testing, profiling, and troubleshooting complex systems

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