Knowledge Graph Engineer

5 dni temu

Warszawa, mazowieckie, Polska Madiff Sp. z o.o. Pełny etat 18 zł - 480 zł

At Madiff, we connect top IT talent with cutting-edge companies through remote Agile teams and nearshore outsourcing. With operations in Poland, Portugal, France, and the UK, we specialize in AI, DevOps, and Cybersecurity - supporting industries like Telecom, Banking, and Hi-Tech.


Are you passionate about semantic intelligence and building systems that truly understand business context? We are currently looking for a Knowledge Graph Engineer to join an enterprise-scale initiative in the consulting and financial services industry, focused on powering an advanced Copilot through a high-precision semantic knowledge layer.


Key responsibilities

  • Design and maintain ontologies and semantic models for banking and advisory domains

  • Build and maintain ETL pipelines feeding graph structures from enterprise data platforms

  • Define graph nodes, relationships, metadata rules and reasoning layers to ensure precise retrieval

  • Optimize graph performance, indexing strategies and query efficiency at scale

  • Implement data quality and consistency controls across knowledge graph structures

  • Collaborate closely with data engineers, Copilot engineers and business domain experts

  • Integrate knowledge graphs with Copilot retrieval flows and agent reasoning logic

  • Continuously evolve the semantic model to reflect real organizational processes


What we are looking for

  • 4+ of experience in semantic modelling, ontology design or knowledge representation

  • Hands-on experience with graph databases and graph-based retrieval patterns

  • Strong engineering background in ETL development and data transformation

  • Proven ability to translate complex business domains into formalized graph structures

  • Experience with technologies such as Neo4j, GraphRAG, RDF-based systems

  • Practical knowledge of Microsoft Fabric, Spark and modern ETL tooling

  • Programming skills in Python or TypeScript

  • Familiarity with vector-enabled retrieval and hybrid search approaches

  • Experience working with Azure-based data services

  • Strong communication skills and confidence working with business stakeholders


What we offer

  • Fully remote cooperation from Poland

  • Opportunity to work on a high-impact enterprise Copilot and large-scale knowledge platform

  • Collaboration with experienced data, AI and domain experts

  • Long-term project with strong technical and business exposure


  • Graph Database Engineer

    1 tydzień temu

    Warszawa, mazowieckie, mazowieckie, Polska Green Minds Sp. z o.o. Pełny etat

    Graph Database Engineer Miejsce pracy: WarszawaTechnologies we useExpectedNeo4jCypherGraphQLGraph TheoryREST APIMicrosoft AzureGoogle Cloud PlatformGitJavaOperating systemWindowsmacOSAbout the projectWe’re taking over and continuing the development of a Neo4j-based web platform.The platform processes complex, interconnected datasets used in real analytical...

  • Senior NET Engineer

    2 tygodni temu

    Warszawa, mazowieckie, Polska On The Spot Development Pełny etat

    About On The SpotWe bring startups and disruptive tech companies to the local market, offering engineers the opportunity to work on innovative, high-impact products. Join us and become a member of their R&D team while we take care of employment, HR support, a benefits package, and an enjoyable work environment.About the teamCycode is an AI‑Native...

  • Cloud Identity Security Engineer

    7 dni temu

    Warszawa, mazowieckie, Polska Link Group Pełny etat 29 zł

    OverviewSenior role focused on enterprise identity architecture, Microsoft Entra ID, multi-cloud integrations, and Zero Trust security. Responsible for strategic design, deployment, governance, automation, and leadership across global environments.Key ResponsibilitiesDesign and implement Microsoft Entra ID (multi-tenant, hybrid)Identity governance:...

  • Cloud Identity Systems

    7 dni temu

    Warszawa, mazowieckie, Polska Pretius Pełny etat 30 zł - 240 zł

    At Pretius, we are looking for Senior Cloud Identity Systems & Security Engineer to a project for global-scale platform in the field of gaming and lotteries.Project / RoleIdentity Architecture & StrategyLead the design and implementation of Microsoft Entra ID solutions, including multi-tenant and hybrid identity strategies.Develop and enforce identity...

  • Fullstack Developer

    5 dni temu

    Warszawa, mazowieckie, mazowieckie, Polska SQUARE ONE RESOURCES sp. z o.o. Pełny etat

    Fullstack Developer (Java + Angular)Miejsce pracy: WarszawaTechnologies we useExpectedJavaTypeScriptAngularDockerKubernetesSpring FrameworkHibernateSQLOptionalSnowflake Data CloudAbout the projectThe Safety Data Strategy & Products initiative is building the technology and data foundation that powers smarter, data-driven decisions in Patient and Device...

  • Cloud Identity Systems

    5 dni temu

    Warszawa, mazowieckie, mazowieckie, Polska PTT CONSULTING sp. z o.o. Pełny etat

    Cloud Identity Systems & Security EngineerMiejsce pracy: WarszawaTechnologies we useExpectedMicrosoft AzureGoogle Cloud PlatformAWSPowerShellPythonAbout the projectThis senior-level position is responsible for the strategic design, deployment, and governance of enterprise identity and security systems across Global Lottery Technology, multi-cloud...

  • Camunda Engineer

    5 dni temu

    Warszawa, mazowieckie, Polska Experis Manpower Group Pełny etat 30 zł - 240 zł

    Experis to światowy lider rekrutacji specjalistów i kadry zarządzającej w kluczowych obszarach IT. Z nami znajdziesz konkurencyjne oferty zatrudnienia oraz ciekawe projekty IT skierowane zarówno do ekspertów z wieloletnim doświadczeniem, jak i osób, które dopiero zaczynają swoją przygodę w branży IT.Rate: 180 - 230 PLN/hStart date: ASAP/1...

  • Camunda Engineer

    2 tygodni temu

    Warszawa, mazowieckie, Polska Devapo Pełny etat

    We are currently seeking a skilled and experienced Camunda Engineer. Join our dynamic team to design, implement and optimize process automation solutions for international projects across various industries.About DevapoAt Devapo, we focus on continuous self-development and acquiring new knowledge. We build solutions leveraging various cloud platforms and...

  • Cloud Identity Systems

    5 dni temu

    Warszawa, mazowieckie, mazowieckie, Polska PRETIUS SOFTWARE SP. Z O.O. Pełny etat

    Cloud Identity Systems & Security EngineerMiejsce pracy: WarszawaTechnologies we useExpectedAzure Solutions Architect ExpertIdentity and Access Administrator AssociateSAMLMicrosoft Entra IDPythonPowerShellTerraformOptionalAIAbout the projectAt Pretius, we are looking for Senior Cloud Identity Systems & Security Engineer to a project for global-scale platform...

  • IBM BPM Engineer

    2 tygodni temu

    Warszawa, mazowieckie, Polska Devapo Pełny etat

    We are currently seeking a skilled and experienced IBM BPM. Join our dynamic team to design, implement and maintain business process automation solutions using IBM BPM/BAW for international clients across various industries.About DevapoAt Devapo, we focus on continuous self-development and acquiring new knowledge. We build solutions leveraging various cloud...