Backend Engineer (Ontology & Knowledge Graph)

O projekcie

• Prestigious position at one of the world’s largest banks.
• Stable, long-term projects.
• Competitive salary with a B2B contract.
• Hybrid work (6 days per month from the office in Cracow).
• Private healthcare and multisport card.
• Personal growth and development opportunities with the possibility to rotate between projects.

Zakres obowiązków

• Develop backend services and APIs to store, manage, version, validate and publish ontology concepts, relationships, mappings and metadata.
• Implement ontology lifecycle capabilities, including draft, review, approval, publication, change management and retirement.
• Integrate ontology services with knowledge management and knowledge-building tools, knowledge-processing pipelines and graph-building services.
• Implement semantic validation and quality checks for consistency, completeness, duplication, naming and alignment to approved ontology standards.
• Support publication of approved ontology assets for use in graph, vector and hybrid knowledge solutions.
• Work with the Semantic Ontology Lead, Ontology Engineers, architects and project teams to translate requirements into reusable platform capabilities.
• Contribute to automated testing, observability, documentation, deployment and continuous improvement of the services.

Wymagania

• Proven experience as a Back-end Engineer or Software Engineer delivering production-grade services and APIs.
• Strong programming skills in Java, Python or an equivalent language, with experience developing maintainable, testable and secure code.
• Experience designing APIs, service interfaces, data models and integration patterns.
• Practical understanding of ontologies, taxonomies, metadata, semantic models or knowledge graphs.
• Familiarity with semantic technologies such as RDF, OWL, SHACL or SPARQL, or equivalent graph and ontology technologies.
• Experience with relational, graph or NoSQL databases, cloud services, CI/CD and observability tools.
• Experience implementing validation, versioning, workflow or publishing capabilities is advantageous.
• Strong collaboration and problem-solving skills, with the ability to work effectively across product, architecture, engineering and business teams.

Oferujemy

• Sport subscription
• Private healthcare
• International projects
• Free coffee
• Bike parking
• Shower
• Modern office
• No dress code