Senior BI Developer (Tableau)

About us:

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The Role:

We are looking for a data-driven Senior BI Developer with a mastery of Tableau to design, build, and maintain our enterprise-level business intelligence infrastructure. In this role, you won't just build dashboards—you will act as the bridge between raw data and executive strategy.

You will lead the development of highly optimized, scalable visual analytics, establish data modeling best practices, and mentor junior developers. You are a perfect candidate if you are passionate about transforming complex datasets into intuitive data stories that drive massive business decisions.

What we’re looking for:

• 5+ years of experience working as a BI Developer or Data Analyst, with at least 3+ years dedicated exclusively to advanced Tableau development.
• Deep experience writing, optimizing, and debugging complex queries, joins, and stored procedures.
• Proven experience working with modern cloud data warehouses (e.g., Snowflake, Google BigQuery, AWS Redshift) and understanding dimensional modeling (Star/Snowflake schemas).
• Strong ability to synthesize complex quantitative analysis into clear, actionable visual insights for executive leadership.
• Exceptional verbal and written communication skills; comfortable presenting data findings to technical and non-technical audiences alike.
• Ability to manage multiple data projects simultaneously in an Agile/Scrum environment.
• Located in CET timezone (+/- 3 hours), we are unable to consider applications from candidates in other time zones.

Nice-to-have skills:

• Tableau Desktop Certified Professional or Data Analyst certification.
• Experience with Python or R for advanced data manipulation, or hands-on experience with dbt (data build tool).
• Experience embedding Tableau dashboards into web applications using the Tableau Embedding API.

Responsibilities:

• Architect high-performance, interactive, and visually compelling Tableau dashboards and stories that meet complex business requirements.
• Apply UI/UX best practices to dashboard design, ensuring reports are intuitive, actionable, and adoptable by non-technical stakeholders.
• Master complex Tableau features, including Level of Detail (LOD) expressions, advanced parameter actions, sets, and table calculations.
• Design, build, and optimize robust data structures, extracts, and data prep workflows (using Tableau Prep, SQL, or Alteryx) tailored for performance.
• Write and optimize complex SQL queries to extract data from various enterprise data warehouses (e.g., Snowflake, BigQuery, Redshift).
• Collaborate with IT/DevOps to manage Tableau Server content governance, row-level security (RLS), extract refresh schedules, and user permissions.
• Partner with product managers, business analysts, and executives to define Key Performance Indicators (KPIs) and map out data requirements.
• Establish develo…