Jimmy Technologies

Data Engineer – Graph Modeling, Neo4j

Jimmy Technologies

contract

Posted on:

Location Type: Remote

Location: Czech

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Salary

💰 €40 - €45 per hour

About the role

  • Data Modeling & ETL Development
  • Built ETL pipelines from Microsoft Fabric Data Lake into Neo4j
  • Design data models.
  • Transform raw structured and unstructured data into clean, well-modeled graph inputs (nodes, edges, metadata).
  • Create Source to Target Mappings (STMs) for ETL specifications.
  • Implement automated ingestion patterns, incremental (delta) updates, and streaming/CDC workflows.
  • Collaboration & Agile Development
  • Gather requirements, set targets, define interface specifications, and conduct design sessions.
  • Work closely with data consumers to ensure proper integration.
  • Adapt and learn in a fast-paced project environment.

Requirements

  • Strong SQL skills for ETL, data modeling, and performance tuning.
  • Experience with Neo4j
  • Proficiency in Python, especially for handling and flattening complex JSON structures.
  • Hands-on experience with Microsoft Fabric, Synapse, ADF, or similar cloud data stacks.
  • Knowledge of Cypher, APOC, and graph modeling.
  • Familiarity with GraphRAG, retrieval systems, or RAG hybrids.
  • Understanding of software engineering and testing practices within an Agile environment.
  • Experience with Data as Code; version control, small and regular commits, unit tests, CI/CD, packaging, familiarity with containerization tools such as Docker (must have) and Kubernetes (plus).
  • Excellent teamwork and communication skills.
  • Proficiency in English, with strong written and verbal communication skills.
  • Efficient, high-performance data pipelines for real-time and batch data processing.
  • Nice to have: Knowledge of cryptography and its application in enterprise data modeling in regulated industries (Banking, Finance, Ops)
  • Semantic models, ontologies, or knowledge engineering.
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
SQLETLdata modelingPythonNeo4jCypherAPOCData as CodeDockerKubernetes
Soft Skills
teamworkcommunicationadaptability