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Data Analyst, Big Data, and Data Modelling

Dabster

 

Stockholm, Sweden

Posted On: 15+ days ago
Experience: 5+ years
Availability: Onsite
Openings: 1
Category: Data Analyst
Tenure: No Preference/Any
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Description

You will design and maintain data models to support large-scale database and data warehouse environments.

Responsibilities

  • Create conceptual, logical, and physical data models for databases and data warehouses.
  • Optimize data structures for performance, scalability, and reliability.
  • Collaborate with business analysts, architects, and developers to define database structures and gather project requirements.
  • Develop and maintain data dictionaries, metadata, and documentation for all models.
  • Implement data solutions on Hadoop or Hive and resolve data inconsistencies or redundancy.

Required Skills

  • 5+ years of experience in data modeling or database design.
  • Expertise in Data Vault (ODS) Modeling and Dimensional Data Modeling.
  • Proficiency with ER Studio and MS SQL Server.
  • Experience with Big Data systems including Hive and Impala.
  • Strong knowledge of relational database systems like Oracle.
  • Advanced understanding of normalization, denormalization, and schema design patterns.
  • Familiarity with ETL processes, data warehousing, and cloud technologies.
  • Knowledge of data lakes, lakehouses, and data governance frameworks.
  • Bachelor's or Master's degree in Computer Science, Information Systems, or a related field.

Preferred Skills

  • Experience with Hadoop and Spark.
  • Proficiency in ANSI-SQL.

Education

Bachelors or Masters degree in Computer Science Information Systems

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