Senior Tableau Developer (m/w/d)
Location: Thessaloniki, Greece
The Adastra Group is an international IT consulting company with 23 international offices and headquartered in Toronto, Canada. Adastra provides leading companies with the full range of consulting services in information management - from conception to implementation and application of innovative and efficient solutions in the areas of Data Warehousing, Business Intelligence, Big Data Analytics, and Cloud solutions. With over 2000+ experts worldwide we bridge the gap between business departments and IT to increase the operational efficiency of our customers. For more information, please check www.adastragrp.com
Your responsibilities:
- Gathering and analysis of technical requirements
- Conception of data models in Tableau
- Implementing of new applications in Tableau
- Refactoring of Tableau prototypes
- Making changes and adjustments to existing analyses
- Quality assurance and performance optimization of existing Tableau applications
- Reviewing and improving current applications to enable them to comply with Best DesignPractices of Data Visualization
- Understanding the business questions to the full extent and Ability to come up with theright visualization choices in order to deliver the correct insights
- General knowledge on basic Tableau server administration tasks such as user creation,administration of project folders and data sources and knowing how to set permissions forthe projects, workbooks and single views on Tableau server
- Following new features closely and nominating possible applications that can be improvedaccordingly
- Implementing methods to maintain different layers of data security in Tableau
- Coordinating with Tableau Admin Team for Production Deployment
- Close communication and collaboration with the respective business departments
Required Skills, Education, Knowledge and Experience:
- A university degree in Computer Science, Business Informatics, Business Administrationwith an IT focus or in a comparable course of study
- A solid understanding of SQL, Data warehousing, relational databases, and normalization
- Proficiency in use of query and reporting analysis tools
- Extensive knowledge in developing, maintaining, and managing Tableau-drivendashboards & analytics and working knowledge of Tableau administration/architecture
- At least 3 years of experience with Tableau
- Very good analytical skills and a strong technical understanding
- Excellent social and communication skills
- Excellent English skills (spoken & written)
Nice-to-Have:
- Knowledge in Python and JavaScript
- Previous working experience in the automotive industry
- Good German skills
What we offer:
- Working in an international team of Data & Analytics experts
- A work environment where knowledge-sharing is coveted, and which has an openfeedback culture
- Excellent opportunities for professional growth through industry-recognized projects forinternationally known clients
- Support to fulfill your personal potential and individual career planning (Training andfurther education, participation in conferences, etc.)
- Opportunities to take responsibility at an early stage
- Flat hierarchies and an attractive salary & benefits package
Are you interested in this job opportunity? Then we look forward to your resume (CV, Cover Letter, relevant certificates, and reference letters) with your desired starting date and salary expectations.