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Malt Strategy
Malt Strategy
Juan C. FriesJC

Juan C. Fries

Open-Source Data Platform Architect | Data Vault

EUR 760/Tag
Barcelona, ES
15+ Jahre
Data Architecture
Data Vault
Data Warehouse
Data Engineering
PostgreSQL

Durchschnittliche Reaktionszeit: 1h

Über Juan C.

I am an Enterprise Data Architect specializing in Data Vault and open-source data platforms

Competencies

  • Enterprise Data Warehouse Architecture
  • Data Vault 2.0 (Raw Vault, Business Vault)
  • Open-Source Data Platforms (PostgreSQL, Apache ecosystem)
  • Data Platform Modernization
  • Modern Data Stack (dbt, ELT architectures)

Typical missions

  • Architecture of Enterprise Data Warehouses
  • Migration from legacy BI and ETL platforms
  • Architecture, design and implementation of Data Vault 2.0 models
  • Performance optimization of large-scale data pipelines
  • Technical leadership and mentoring for data engineering teams

Technologies

  • Data Vault 2.0
  • PostgreSQL
  • SQL
  • dbt
  • Spark
  • BigQuery
  • Redshift
  • Apache Hop
  • Pentaho
  • SQLMesh

What I do

  • I combine data architecture expertise with hands-on data engineering experience and regularly support teams as a lead data engineer in complex data platform projects.
  • I typically work on enterprise-scale data platforms and modernization programs involving large data volumes and complex legacy BI environments.
  • I support organizations from architecture design to implementation and platform stabilization in production environments.
Telekommunikation
Digitale Geschäftsmodelle
Digitale & IT-Dienstleistungen
Flugverkehr & Touristik
Luft- & Raumfahrt

  • Deutsch

    Muttersprachlich oder zweisprachig

  • Spanisch

    Muttersprachlich oder zweisprachig

  • Englisch

    Verhandlungssicher

  • Französisch

    Konversationssicher

  • Katalanisch

    Grundkenntnisse

Nur remote
Führt Projekte hauptsächlich remote aus

Projekt- und Berufserfahrung

  • divibib GmbH
    Senior Pentaho Consultant
    PRESSE & MEDIEN
    November 2019 - Heute (6 Jahre und 7 Monate)
    Wiesbaden, Germany
    •  Taking operational responsibility (DevOps) and stabilisation
    •  Further development of the BI solution (Kettle/Pentaho Data Integration, Pentaho BA Server and PostgreSQL)
    •  Streamline development and deployment processes
    •  Automate partitioning by cluster
    •  Fixing security vulnerabilities of the Pentaho BA Server (9.3 CE)
    •  Development of an enterprise data warehouse according to Data Vault 2.0 as a single source of truth using Apache Hop, SQLMesh and PostgreSQL
    •  Implementation of workshops to develop the requirements
    •  Reverse Engineering and optimising legacy code with ChatGPT
    •  Replacement of the Pentaho solution
  • Thales Management & Services Deutschland GmbH,
    Senior Pentaho Expert
    April 2018 - Dezember 2020 (2 Jahre und 8 Monate)
    Ditzingen, Germany
    •  Independent technical implementation support for business intelligence solutions and the development of data cubes and dashboards for the areas of logistics/materials management and Air Traffic Transport (ATM)
    •  Development and testing of new cubes and reports with JasperReports
    •  Provision of ad-hoc queries on JasperReports Server
    •  Creation of technical concepts and design for new requirements (data model, structures, flows, and visualization)
    •  Conducting requirements gathering workshops
    •  Development and implementation of database-based monitoring and scheduling for Pentaho Data Integration
    •  Support in the migration of project structures (SAP PS) and costs from multiple SAP systems to a single target SAP system
    •  Migration of file directories to the file-based PDI repository
    •  Support and conducting training courses as part of the migration of the version control system from Subversion to Git
    •  Optimisation of development and deployment processes
  • AG der Dillinger Hüttenwerke,
    Senior BI Consultant
    MASCHINENBAU
    Januar 2019 - Mai 2019 (4 Monate)
    Dillingen/Saar, SL, Germany
    •  Support for Scalefree in modelling an enterprise data warehouse according to Data Vault 2.0 for the technical domain
    •  Creation and modelling of the Business Vault (intermediate layer of a Data Vault containing business logic)
    •  Performance optimisation of SQL queries on PostgreSQL
    •  Knowledge transfer and presentation of results
    •  Project documentation
Gesamte Berufserfahrung von Juan C. ansehen

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Ausbildung und Abschlüsse

  • "Diplom-Informatiker"
    Universität Karlsruhe
    "Diplom-Informatiker"
  • Fernuniversität

Fähigkeiten

Pentaho
Apache Hop
Apache Beam
DBT
Softwarearchitektur
Skripting-Automatisierung
Datenintegration (ETL, ELT & Data Warehousing)
Daten-Pipelines & Warehousing
Datenbankmanagement (z. B. SQL, NoSQL)
Business Intelligence Strategie (BI)
Datenvisualisierung
Data Modeling
SQLMesh
Data Governance
Data Platform

Kategorien