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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Data Modeler (Data Vault) - **Company:** Visium SA - **Location:** Berlin, Germany - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Adaptable Database Systems, Artificial Intelligence, Continuous Integration, Data Governance, Data Infrastructure, Data Systems, Data Vault Modeling, DevOps, Machine Learning, Meta-Data Management, SQL Databases, Git, Data Pipelines, Databricks - **Published:** August 1, 2026 - **Apply:** https://www.adzuna.de/details/5821046235 ## About the Role * 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. * This role involves frequent travelling to Barcelona or any other client site. Plus: * Data Vault 2.0 certification * Experience with dbt and Databricks * CI/CD practices and pull request workflows for data models. ## Description As a Senior Data Modeler, you will play a key role in designing and delivering robust, scalable data models that enable our clients to unlock the full value of their data. You will contribute to critical data initiatives by creating reusable, business-aligned data assets that address complex business challenges. Your work will directly support enterprise data strategies and the implementation of modern, automated data solutions. You will work closely with client teams to ensure data model consistency, quality, and alignment with enterprise architecture and strategic priorities. By joining Visium, you will work alongside experts in modern data platforms, data scientists, machine learning engineers, and AI specialists. Our focus is on enabling customers to make their AI use cases enterprise-ready. Since the quality and preparation of data are crucial for AI success, your role will ultimately empower customers to be ready for an AI-driven future. As an Expert Data Modeler, this is part of your day-to-day activities: * 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. ## Related Videos - [Cutting LLM Costs Without Cutting Quality: How to Beat Proprietary LLMs with Fine-Tuned Open Source](https://www.wearedevelopers.com/videos/100151-cutting-llm-costs-without-cutting-quality-how-to-beat-proprietary-llms-with-fine-tuned-open-source) - [From DevOps to Scaled DevOps: How We’re Rebuilding Continuous Delivery as a Platform](https://www.wearedevelopers.com/videos/100018-from-devops-to-scaled-devops-how-we-re-rebuilding-continuous-delivery-as-a-platform) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Modern Data Architectures need Software Engineering](https://www.wearedevelopers.com/videos/1030-modern-data-architectures-need-software-engineering) - [Parquet, Delta, Iceberg & Ducklake - An introduction for developers](https://www.wearedevelopers.com/videos/100075-parquet-delta-iceberg-ducklake-an-introduction-for-developers) - [From A2A to MCP: How AI’s “Brains” are Connecting to “Arms and Legs”](https://www.wearedevelopers.com/videos/1631-from-a2a-to-mcp-how-ai-s-brains-are-connecting-to-arms-and-legs) ## Related Articles - [Data Analyst Salary Germany](https://www.wearedevelopers.com/magazine/277-data-analyst-salary-germany) - [The Biggest German Tech Companies](https://www.wearedevelopers.com/magazine/424-the-biggest-german-tech-companies) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk) - [Best Coding Boot Camps in Germany](https://www.wearedevelopers.com/magazine/237-best-coding-boot-camps-in-germany)