Data Modeler/Analyst

Your ITeams Sp. z o.o.; Polska; Hybrid; PLN 120,000 - 180,000; Full time

Benefits offered by this job

Luxmed Gold Extended medical care

Multisport Plus

Well-being activities

Job summary

Your ITeams Sp. z o.o. seeks a Data Modeler/Analyst to design and optimize analytical data models that support strategic and operational decision-making. You will work on data-driven projects, including cloud migrations and data mesh initiatives.

The role requires at least two years of practical data modelling (star schema) and strong SQL skills, with collaboration across analysts, engineers and product owners across Europe.

Qualifications

• At least 2 years of experience in data modelling with practical work on star schemas.
• Strong SQL skills and experience writing complex queries and transformations.
• Experience designing conceptual, logical and physical data models and producing clear documentation.
• Familiarity with data integration concepts and ETL/ELT patterns.
• Understanding of performance optimization, scalability and cost considerations in analytical environments.

Responsibilities

• Design and maintain conceptual, logical and physical data models following client-defined methodologies and architectural standards (e.g., Kimball).
• Create star schema models and document data structures to support reporting, analytics and downstream data consumers.
• Propose, justify and document data-modeling and integration solutions that balance long-term platform strategy with current business needs.
• Define and document data transformation and integration logic to support ETL/ELT pipelines.
• Collaborate with business analysts, source-system subject-matter experts, data architects, engineers and product owners across project phases.
• Communicate technical concepts clearly to both technical and non-technical stakeholders and maintain high-quality documentation.
• Consider performance optimization, scalability and cost efficiency when making design decisions.
• Support implementation of data-driven projects, ensuring models are production-ready and aligned with platform governance.

Skills

Data modeling

SQL

Star schema

Data integration

Job description

We are seeking a Data Modeler/Analyst to design, maintain and optimize analytical data models that support strategic and operational decision-making. The person in this role will work on data-driven projects, helping clients design, build and modernize large-scale data platforms and analytical ecosystems, including cloud migrations and data mesh initiatives. This role requires at least two years of practical experience in data modelling (star schema) and strong SQL proficiency.

Responsibilities

• Design and maintain conceptual, logical and physical data models following client-defined methodologies and architectural standards (e.g., Kimball).
• Create star schema models and document data structures to support reporting, analytics and downstream data consumers.
• Propose, justify and document data-modeling and integration solutions that balance long-term platform strategy with current business needs.
• Define and document data transformation and integration logic to support ETL/ELT pipelines.
• Collaborate with business analysts, source-system subject-matter experts, data architects, engineers and product owners across project phases.
• Communicate technical concepts clearly to both technical and non-technical stakeholders and maintain high-quality documentation.
• Consider performance optimization, scalability and cost efficiency when making design decisions.
• Support implementation of data-driven projects, ensuring models are production-ready and aligned with platform governance.

Qualifications

• At least 2 years of experience in data modelling with practical work on star schemas.
• Strong SQL skills and experience writing complex queries and transformations.
• Experience designing conceptual, logical and physical data models and producing clear documentation.
• Familiarity with data integration concepts and ETL/ELT patterns.
• Understanding of performance optimization, scalability and cost considerations in analytical environments.
• Experience working with cloud data platforms or modern analytical ecosystems is an advantage.
• Strong communication skills and ability to work with diverse stakeholders throughout the project lifecycle.
• Unique TEAL culture, relationship- and respect-driven community, non-corporate atmosphere.
• Agile approach and no bureaucracy.
• Outstanding integration trips to various places in Europe.
• Activities to support your well-being and health.
• Luxmed Gold Extended medical care and Multisport Plus benefit.