BI Developer

B2B | BI DEVELOPER | TABLEAU | ETL | POLAND

Hays IT Contracting is a cooperation based on B2B rules. We connect IT specialists with the most interesting, technological projects on the market.

Join the group of 500 satisfied Contractors working for Hays’ clients!

For our Client we are currently looking for Candidates for the position of:

BI DEVELOPER

100% remote work

Job type: B2B (with Hays Poland)

Length: long-term cooperation

What You will be doing:

• Develop and maintain Data blends and Tableau dashboards to visualize Service Data, ensuring accuracy, performance, and usability.

• Implement business requirements into long-term, scalable, and standardized dashboard solutions.

• Ensure quality assurance by implementing best practices in Tableau development, including performance optimization and consistency across dashboards.

• Blend multiple data sources efficiently, understanding underlying data models to create accurate and meaningful reports.

• Write and maintain comprehensive documentation for dashboards, including data source used, logic, and visualization standards.

• Perform bug fixing and ongoing maintenance to ensure dashboards remain functional and aligned with evolving business needs.

• Standardize visualization approaches across all dashboards to enhance readability and consistency.

What we expect from you:

• Proficiency in Tableau (dashboard creation, advanced calculations, data blending, performance optimization).

• Strong SQL skills for querying and blending multiple data sources.

• Experience with Alteryx or other data preparation and ETL tools is a plus.

• Experience with additional data visualization tools such as Power BI is a plus.

• Solid understanding of data modeling and ability to work with different data structures (e.g., relational databases, APIs, and flat files).

• Experience in dashboard standardization and establishing visualization best practices.

• Attention to detail with a focus on data accuracy and dashboard performance.

• Ability to troubleshoot and debug issues within Tableau dashboards.

• Excellent documentation skills to ensure dashboards are well-documented and easy to maintain

What will you get:

• Long-term cooperation with the client implementing projects for the largest players in the banking, insurance, telco and more sectors

• Standard benefits - preferential rates for LuxMed and Multisport packages

• When you choose to work via Hays, you also get the opportunity to work for many of Hays' other leading clients in the future

What will the recruitment process look like:

1. Your CV will be verified by Hays Recruiter

2. Recruiter will contact you by phone - a 15-minute conversation about the project and your experience

3. Technical conversation with the client - online meeting (1h)

4. Offer

5. Welcome to the project!

Hays Poland sp. z o.o. is an employment agency registered in a registry kept by Marshal of the Mazowieckie Voivodeship under the number 361.