03.02.2026 aktualisiert

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100 % verfügbar

BI Expert & Data Educator

Berlin, Deutschland
Weltweit
Data Science (M. Sc.), Business Information Systems (B. Sc.)
Berlin, Deutschland
Weltweit
Data Science (M. Sc.), Business Information Systems (B. Sc.)

Profilanlagen

CV_Lidija_Haller_freelance.pdf

Skills

Data AnalysisBusiness IntelligenceData GovernanceData MiningDatenmodellDatenqualitätDatenvisualisierungR (Programmiersprache)PythonProjektmanagementAbfrageoptimierungSQLStatistikenGeschichtenerzählenSalesforce TableauQliksenseDatenverarbeitungMetrikenData ScienceData LineageQlikviewAdministration von Datenbanken
Business Intelligence
Comprehensive expertise in Business Intelligence with over 10 years of experience in designing data models, defining data requirements, and creating effective data visualizations

Tableau
Advanced proficiency in Tableau with 8+ years of experience in developing reporting solutions, dashboards, and data visualization across multiple business units

SQL
Strong SQL skills with 9+ years of experience in database management, data extraction, and query optimization for business intelligence solutions

Qlik
Extensive experience with QlikView and QlikSense platforms for developing business performance dashboards and reporting solutions

Python
Proficient in Python programming for data analysis, data wrangling, and statistical analysis with 3+ years of hands-on experience

Data Science & R
Solid foundation in Data Science methodologies and R programming for statistical analysis and data mining applications

Data Governance
Experience in establishing data governance frameworks and reporting standards across organizations

Project Management
Strong project management skills developed through leading BI implementations and data literacy programs

Data Literacy
Experience developing and delivering an employee data literacy program as well as standalone courses on the topics of Data Literacy, Data Storytelling, Data Quality, Data Visualization, Data Governance, and others.

Erfahrung

Berufserfahrung0 - 5 Jahre
Freelancer seit2022

Sprachen

DeutschgutEnglischverhandlungssicherRussischMutterspracheLitauischverhandlungssicher

Projekthistorie

Qlik Consultant

Pandata
Providing support and training on the good practices of Qlik development

Business Intelligence Developer

maptransfer
I develop and maintain a set of QlikSense dashboards and Streamlit apps that provide a 360° overview of the business operations and consult on the data model changes associated with the changes in business processes.

Tableau Developer

GotPhoto
Developed management reporting in Tableau providing overview of the business performance to the leadership.

Senior Business Intelligence Developer

sonnen
Developed and supported Tableau reporting solutions across all business units, led Tableau workshops, improved documentation and established reporting standards

Course Developer & Curriculum Manager

Data Booster
Data Booster is on a mission to deliver customized, scalable, and engaging data fluency courses to clients and make their workforce more data-driven. We create courses on Data & AI using relevant business terminology and metrics and make them available through an engaging learning platform, where learners go through theory lessons, follow interactive tool videos, and solve hands-on exercises in a bespoke environment.

Data Analytics Instructor and Mentor

Masterschool
Creating and facilitating lessons on Analytics, SQL, and Tableau.
Helping students prepare for their first interviews for data roles from both technical and emotional perspectives.

Senior BI Analyst & Data Literacy Lead

HelloFresh
Lead the internal Data and Tableau community and developed a global Data Literacy program reaching over 6,000 employees

Operations BI Analyst

HelloFresh
Collected stakeholder requirements and defined standardized operations KPIs across multiple markets, delivered performance reports in Tableau

Scientific Collaborator on Recommender Systems Research

Free University of Bozen-Bolzano
Researched and developed recommendation algorithms based on graph structures with focus on explainability

Data & BI Analyst

Blue Solutions
Developed efficient and flexible QlikView and QlikSense reports for diverse clients, automated data extraction from various ERP systems

Business Intelligence Developer

Avia Solutions Group
Helped streamline business and financial analysis by developing central and user-friendly reporting solutions in QlikView

Kontaktanfrage

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