Data Modeler and Analyst

JellyLabs Tech; Województwo mazowieckie; Remote; PLN 60,000 - 90,000; Full time

Job summary

JellyLabs Tech is seeking a data modelling specialist who translates business requirements into consistent data models across a multi-entity organisation. You will analyse source data, establish standardized business definitions, and ensure reliable reporting with a unified view of information across business units.

The role covers conceptual, logical and physical modelling, collaborates with data architects, engineers and stakeholders, and leverages SQL, ETL/ELT and BI tools to deliver accurate

Qualifications

• Translating business requirements into consistent data models across a multi-entity organisation.
• Analysing source data and identifying data quality issues and modelling gaps.
• Establishing standardized business definitions to support reliable reporting across the organisation.

Responsibilities

• Develop and maintain conceptual, logical and physical data models.
• Design dimensional models, including fact tables, dimensions, data grain and historical changes.
• Analyse source data using SQL to identify data quality issues and modelling gaps.
• Define source-to-target mappings, transformation rules and business data definitions.
• Collaborate with data architects, engineers, governance teams and business stakeholders to validate models and reporting requirements.

Skills

SQL

Data modelling

Analytical thinking

Tools

ER/Studio

erwin

Power BI

Tableau

Data Warehousing

Lakehouse

ETL/ELT

Job description

The project focuses on data modelling and analytics for a complex, multi-entity organization. The role involves translating business requirements into consistent data models, analysing source data and establishing standardized business definitions across business units. The goal is to support reliable reporting and provide a consistent view of information across the organization.

Key Technologies

• SQL
• Relational and Dimensional Data Modelling
• erwin / ER/Studio
• Power BI / Tableau
• Data Warehousing / Lakehouse
• ETL / ELT

Your Responsibilities

• Develop and maintain conceptual, logical and physical data models.
• Design dimensional models, including fact tables, dimensions, data grain and historical changes.
• Analyse source data using SQL to identify data quality issues and modelling gaps.
• Define source-to-target mappings, transformation rules and business data definitions.
• Collaborate with data architects, engineers, governance teams and business stakeholders to validate models and reporting requirements.

Project setup

• Remote (one week of onboarding in Riyadh)
• Start: ASAP