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About the Role

As a Senior Data Modeler, you will design and deliver robust, scalable data models to help clients unlock the full value of their data. You will create reusable, business-aligned data assets to address complex business challenges, supporting enterprise data strategies and modern data solutions. Your work will empower customers to be ready for an AI-driven future by ensuring data quality and preparation are crucial for AI success.

Responsibilities

Translate complex business needs into robust models (focus Data Vault 2.0), including conceptual, logical, and physical layers.
Design and implement scalable, auditable data products using Data Vault patterns.
Ensure modeling consistency and alignment with enterprise standards, especially across multiple data domains and delivery teams.
Collaborate with client stakeholders and data teams to clarify requirements, define model scope, and align on delivery timelines.
Integrate models with modern data platforms with state-of-the-art toolchains (CI/CD, Git).
Act as a subject matter expert on modeling approaches, mentoring peers and guiding teams on advanced Data Vault use cases.

Requirements

4+ years of experience in data modeling, with a proven track record of delivering enterprise-scale data solutions.
Experience in data modelling techniques (Dimensional, Data Vault).
Understanding of conceptual, logical, and physical data modeling and their application in modern data ecosystems.
Solid grasp of data governance principles, metadata management, and maintaining business term alignment across models.
Experience working in agile environments with a DevOps toolchain (CI/CD, Git, Automation tools).
Strong collaboration and communication skills, with the ability to work closely with cross-functional client teams.
Fluency in SQL and experience integrating models into data pipelines and BI/reporting layers.
Ability to mentor peers and guide modeling decisions, serving as a trusted expert within project teams.
Fluent in English.

Skills

Data Vault 2.0
Dimensional modeling
Conceptual data modeling
Logical data modeling
Physical data modeling
Data governance
Metadata management
Agile methodologies
DevOps
CI/CD
Git
SQL
Data pipelines
BI/reporting
dbt
Databricks

Location

Barcelona
Client sites

Work Type

Frequent travel

Experience Level

Senior
4+ years

Education Level

Data Vault 2.0 certification (Plus)

Benefits

Competitive compensation package
Yearly education budget
Yearly sport budget
Flexible working culture
Impactful position
International, knowledgeable, and passionate team

About the Company

Visium combines strategy, frontier AI, and deep regulated-industry expertise to build and deploy AI-native systems that reinvent how businesses operate.
We are a combination of strategy, deep technical and integration expertise, and product, working as one.
We are obsessed with outcomes and deliver productised AI that compounds in value.
We are AI-native, not AI-adjacent, redesigning workflows with AI at the core.