Senior Data Modeler
At Jimmy Technologies · Prague, Praha, Hlavní město, Czechia
Salary: €35 – €42 an hour
- Data and ML
- Contract
- Senior
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Open to Czechia
“Prague, Praha, Hlavní město, Czechia”
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- Posted
- 14 October 2026
- First seen by us
- 15 October 2026
- Last checked
- 15 hours ago
Job description
From Jimmy Technologies’s job post, as they wrote it.
Our partner, a Fortune 500 company, is building scalable, analytics-ready data architectures for a client in the healthcare sector.
We're looking for a Senior Data Modeller to design and maintain dimensional data models using Kimball methodology that power reporting and analytics at scale. You'll translate business requirements into well-structured logical and physical models, working closely with data engineers, BI teams, and business stakeholders — with particular emphasis on healthcare Encounters data.
Read the full description
This is a long-term, remote-first contract position with required US working hours overlap (2-6 PM CET).
Responsibilities
* Dimensional modeling: design and maintain data models using Kimball methodology (star and snowflake schemas, fact and dimension tables, SCDs).
* Healthcare Encounters data: model Encounters data, ensuring accuracy and alignment with business and regulatory requirements.
* Advanced SQL: develop and optimize complex queries for data extraction, transformation, and validation.
* Implementation: collaborate with data engineering teams to implement models within the data warehouse/lakehouse environment.
* Data quality: perform data profiling, quality checks, gap analysis, and troubleshooting across source and target systems.
* Documentation: maintain data models, data dictionaries, and mapping specifications.
* BI enablement: partner with BI and analytics teams to ensure models support downstream reporting needs.
Work Conditions
* Type: Full-time & Long-term contract work
* Start Date: ASAP
* Location: Remote
* US Time Zone Overlap: Required (2 PM - 6 PM CET, ideally until 7 PM CET)
* Contract with EU LLC
* Healthcare industry experience — including hands-on knowledge of Encounters data.
* Experience working with claims, member, or provider data in a healthcare payer (health insurer) or provider setting.
* Strong Kimball dimensional modeling background — star/snowflake schemas, fact and dimension tables, slowly changing dimensions (SCDs).
* Advanced SQL skills — complex query writing, performance tuning, debugging, and data profiling across large datasets.
* Proven ability to design logical and physical data models for data warehouses/lakehouses optimized for reporting and analytics.
* Excellent problem-solving skills and keen attention to detail.
* Ability to collaborate with cross-functional teams and lead technical discussions with data engineers, BI teams, and business stakeholders.
* Have a consultancy mindset → always try to find a solution for the client
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