Database Developer / BI Specialist
Workplace: Stockholm, Sverige
Expires: August 31, 2025
Join Tradedoubler as a Database Developer / BI Specialist to design, develop, and maintain scalable data models and efficient ETL processes using modern cloud technologies. Work in a creative and collaborative environment fostering innovation and technical growth while ensuring high performance and data integrity.
Main requirements:
  • Design, develop, and maintain scalable data models for business reporting and analytics.
  • Create, maintain and improve efficient ETL processes integrating data from multiple sources.
  • Ensure data integrity, accuracy, and consistency in all systems.
  • Provide senior technical expertise for databases and BI platforms to other teams.
  • Design, develop, and deploy solutions focusing on high availability, performance, low latency, and scalability.
  • Contribute as a member of a highly competent, cross-functional team.
Responsibilities:
  • Design and architecture involvement, implementation, testing, maintenance, and support of databases.
  • Collaborate and influence technical development and product evolution within the team.
Required hard skills:
  • Minimum 4 years experience as a database developer or BI engineer with modern cloud technologies like Databricks or Snowflake.
  • Strong knowledge of relational database design, query optimization, and performance tuning.
  • Expert SQL skills.
  • Experience with ETL process development and improvement.
  • Knowledge of Git version control.
  • Experience with scalable systems and high-volume transaction applications.
Recommended hard skills:
  • Experience in online marketing and/or e-commerce.
  • Experience with PL/SQL or other databases such as PostgreSQL or Cassandra.
  • Data modeling and preparation for BI tools like Power BI or Tableau.
  • Report and data visualization development using Power BI, Tableau or similar.
  • Advanced Excel skills including VBA, Office Scripts, and dynamic array formulas.
  • Writing DAX queries and measures.
  • Experience with Power Query/M code.
  • Experience with Spark and/or Python.
  • Interest or experience in data analysis, pattern identification, machine learning and AI techniques.
Soft skills:
  • Business understanding and ability to translate needs into technical solutions.
  • Self-driven with willingness to share knowledge.
  • Innovative mindset with openness to try new technologies and approaches.
  • Excellent written and verbal English communication skills.
Coding languages:
  • SQL
  • Python
  • VBA (Excel)
  • DAX
  • M (Power Query)
  • PL/SQL (beneficial)
Frameworks:
  • Databricks
  • Snowflake
Natural languages:
  • English (Proficient)
Cultural skills:
  • International collaboration
  • Creative problem solving
  • Flat organizational communication
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