Senior Python Backend Engineer (PostgreSQL & Knowledge Graphs) at Techstack in Wrocław

Senior Python Backend Engineer (PostgreSQL & Knowledge Graphs) at Techstack in Wrocław

Wrocław Stacjonarnie
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We’re building a Governance, Risk, and Compliance (GRC) platform that helps organizations manage security risks across business processes, systems, vendors, and data flows. The platform uses knowledge graphs to connect risks, security controls, assessments, and supporting evidence. You’ll collaborate closely with the client’s engineering team on backend architecture, data modeling, knowledge graphs, and enterprise integrations. Обов’язки

Develop and maintain backend services using Python and PostgreSQL. Design and implement knowledge graphs, ontologies, graph data models, and queries using Neo4j, Apache AGE, or comparable technologies. Build data pipelines and synchronization mechanisms for structured compliance data and graph representations. Develop integrations with enterprise systems, including CMDB and security assessment platforms. Implement APIs, workflow logic, and auditable risk-scoring capabilities. Maintain data consistency, validation, security, automated testing, and CI/CD reliability. Collaborate with technical stakeholders to translate complex requirements into maintainable backend solutions. Вимоги

5+ years of commercial experience in Python backend development. Strong hands‑on experience with PostgreSQL, including schema design, indexing, JSONB, and database migrations. Practical experience designing or implementing knowledge graphs and ontologies. Experience with Neo4j, Apache AGE, Cypher/openCypher, or comparable graph technologies. Strong understanding of REST APIs, backend architecture, and enterprise system integrations. Experience with data validation, synchronization, and workflow logic or state machines. Ability to work independently, investigate complex technical problems, and make sound engineering decisions. Good English communication skills. Що пропонуємо

Stable and long‑term position in an experienced team. Broad opportunities for professional and career growth, including professional challenges that encourage personal development, meetups, hackathons, professional communities, and more. Horizontal connections and the absence of micromanagement foster a collaborative environment in which all team members are accessible to one another for any concerns. Hubs in Kharkiv, Kyiv, Lviv, and Wrocław (Poland), or everything necessary for remote work. Up to 50% compensation for the cost of educational courses and conferences to support professional development. Free English language and business English courses. 20 days off and 7 sick days to support your health and well‑being. Legal and accounting support. Appreciation gifts for significant events and occasions.

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Senior Python Backend Engineer (PostgreSQL & Knowledge Graphs) at Techstack in Wrocław – pracodawca: Hoorya

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