Senior Automation QA Engineer

Location: Sofia/ Ruse, Bulgariа

About Graphwise

Graphwise is a leading semantic web company specializing in knowledge graph technology and intelligent data management. Our flagship products—GraphDB and Graphwise Platform—power enterprise knowledge graphs, AI-driven semantic search, and advanced data governance solutions for organizations worldwide. We're a product-driven company where engineering excellence directly impacts customer success.

The Role

We're looking for a Senior Automation QA Engineer to join our Product Development team. You'll be the automation backbone of our quality assurance strategy, building and maintaining comprehensive test suites that ensure our AI-enhanced knowledge graph products are robust, performant, and reliable. You'll work cross-functionally with product engineers, data scientists, and product managers in agile teams, driving quality from design through delivery.

Key Responsibilities

• Design and develop automated test frameworks using Java and Cucumber BDD for API testing, ensuring comprehensive coverage of GraphDB and PoolParty features
• Lead API testing initiatives across complex semantic web operations (RDF databases, SPARQL queries, taxonomy management)
• Develop and execute test strategies for AI features, including prompt validation, LLM integration testing, and AI-driven semantic analysis
• Collaborate with developers in a cross functional teams in 2-week sprint cycles using Jira and Scrum
• Apply test automation best practices, including BDD methodologies and test maintainability
• Mentor and guide QA team members on automation frameworks and test design patterns
• Evaluate and integrate new testing tools and technologies to enhance our testing capabilities
  
  

Required Skills & Experience

• 5+ years of software quality assurance and test automation experience
• Expert-level proficiency in Java (or other OOP language) for using and building automated test frameworks
• Strong expertise in Cucumber BDD framework and behavior-driven development practices
• Advanced API testing skills with experience testing REST APIs, authentication (OAuth, Keycloak), and complex data structures
• Experience with version control systems (GitHub/GitLab) and build tools (Maven)
• Knowledge of test automation best practices, test data management, and performance testing
• Excellent problem-solving abilities and attention to detail
• Strong communication skills for cross-functional collaboration in agile environments
• Experience with virtualization technologies such as Docker and Kubernetes
• Solid understanding of CI/CD pipelines (Jenkins experience preferred) and deployment automation (Docker, Helm) is a plus
  
  

Nice-to-Have Skills (Preferred Qualifications)

• UI automation experience with Playwright (TypeScript), Selenium, or Cypress
• Knowledge of semantic web technologies: RDF databases, SPARQL query language, knowledge graphs, taxonomies, or ontologies
• AI/ML testing experience: testing generative AI features, LLM evaluations, prompt engineering validation, or AI integration frameworks
• DevOps experience: Kubernetes, containerization best practices, infrastructure automation, cloud infrastructures and services
• Performance and load testing expertise
• Bachelor's degree in Computer Science or related field (or equivalent professional experience)

What We Offer

• Impact at scale: Your testing frameworks directly influence the reliability of products used by Fortune 500 companies and cutting-edge AI organizations
• Technical growth: Work with emerging technologies including knowledge graphs, semantic AI, and advanced testing paradigms
• Collaborative culture: Cross-functional teams with engineers, data scientists, and product experts
• Modern tech stack: Work with contemporary tools, cloud-native technologies, and DevOps practices
• Flexibility: Agile working environment with 2-week sprints and continuous feedback loops
• Competitive compensation: Attractive salary package with benefits
• Bulgaria-based with remote flexibility: Work from our Sofia or Ruse office with possibility of remote work days

Why Join Us

• Pioneer in semantic AI: Join a company at the forefront of knowledge graph and semantic web technology
• Product excellence: Your QA work ensures enterprise-grade reliability for mission-critical applications
• Learning opportunities: Engage with cutting-edge AI features, semantic technologies, and modern testing frameworks
• Ownership: Own the quality strategy for key product initiatives with significant autonomy
• Stable, growing company: Graphwise is an established market leader with consistent growth and innovation

Application Process

To apply, please submit:

• Resume/CV highlighting QA automation and test framework development experience
• Links to GitHub/GitLab projects demonstrating automation framework experience (optional but appreciated)