11.12.2025 aktualisiert

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Data Analyst / BI-Consultant / Business Analyst / AI-Consultant

Rheine, Deutschland
Deutschland
Business Management in the Health Sector (B.A.)
Rheine, Deutschland
Deutschland
Business Management in the Health Sector (B.A.)

Profilanlagen

A_Denis_Deu_CV_2025_v2.pdf

Skills

IBM WatsonAgile MethodologieKünstliche IntelligenzData AnalysisApple MacAtlassian ConfluenceAtlassian JiraAutomatisierungMicrosoft AzureBusiness IntelligenceBusiness Process Model And NotationBusiness AnalysisCloud ComputingCloud-SpeicherIt-BeratungDatenbankenBeratungData IntegrationETLData MigrationData WarehousingElasticsearchIBM SPSSPostgreSQLMicrosoft Visual StudioAzure SQLMySQLPowerpivotScrumMicrosoft Power BIProzessautomatisierungRisikoanalyseSAP HANASQLiteStakeholder ManagementUMLVirtualizationWorkflowsChatbotsLarge Language ModelsSnowflakeIndexerPowerqueryFigmaBetriebssystemeReporting-ToolsAzure Service FabricRisikomanagementAirtableKpi-BerichterstattungDatabricksVMware
Data Analytics & Business Intelligence
  1. Tools & Platforms: MS Power BI, Excel (Power Query, Power Pivot), IBM SPSS, Lime Survey, Databricks, Matillion, Snowflake, Azure Data Flows, DWH, MS Access, Airtable
  2. Practices: Data preparation, transformation, modeling, exploration, visualization
  3. Dashboards & Reporting: KPI definition, interactive dashboards, publishing reports, automated reporting
  4. Advanced Analytics: Case distribution analysis, ABC analysis, time analysis, risk analysis, patient movement evaluation
AI & Automation
  1. Platforms & Tools: n8n, dify, LLM-based chatbots, IBM Watson
  2. Automation: Workflow design and implementation, process automation, data migration pipelines
  3. Search & Data: ElasticSearch for intelligent retrieval and indexing
Project & Business Analysis
  1. Methodologies: Agile, Scrum, MVP workshops, As-Is Analysis, BPMN, UML
  2. Tools: Jira, Confluence, Figma, Azure DevOps
  3. Practices: Requirements gathering, backlog prioritization, process modeling, team coordination, risk management, budget control, scope definition, reporting
Databases & Storage
  1. Relational: MySQL, MS Access, PostgreSQL, SQLite, Azure SQL
  2. Cloud & DWH: Snowflake, Azure Blob Storage, Azure DWH
  3. Data Integration: automation of data pipelines
Platforms & Tools
  1. Operating Systems: Windows, Mac
  2. Microsoft & Development Tools: MS Office, MS Visual Studio, MS Fabric, Azure Cloud Flows
  3. Virtualization & Enterprise Systems: VMware, SAP S4/HANA, Aidbox
Soft Skills & Leadership
  1. Communication: Stakeholder management, facilitating workshops, translating business needs into technical solutions
  2. Leadership: Team coordination, mentoring users and junior analysts, guiding adoption of BI and reporting tools
  3. Problem Solving: Project recovery, optimization of reporting workflows, analytical troubleshooting

Sprachen

DeutschMutterspracheEnglischverhandlungssicher

Projekthistorie

Senior BI & Strategy Consultant – Supplier & Manufacturer Scoring System

NDA

Industrie und Maschinenbau

500-1000 Mitarbeiter

Project Overview

Working for a major industrial retailer to optimize the supplier and manufacturer portfolio across the product range. The project focuses on developing a scoring system for manufacturers, suppliers, and product groups to support data-driven decisions for portfolio management and supplier prioritization. The role involves analyzing ERP and historical data, defining KPIs, and transforming insights into actionable dashboards for business stakeholders.

Key Responsibilities
  1. Gather requirements and define KPIs for supplier, manufacturer, and product group scoring
  2. Develop a scoring methodology based on business rules, historical data, and performance metrics
  3. Extract, transform, and load data from Infor M3 ERP, SQL databases, and Excel sources
  4. Build Power BI dashboards and visualizations to support decision-making and portfolio management
  5. Collaborate with business users to validate scoring criteria and optimize analytics workflows
  6. Document methodologies, assumptions, and maintain transparent processes
Technologies

Power BI, Analysis Services, SQL Server, Excel, Infor M3 ERP, Microsoft Forms, Figma

Achievements / Impact
  1. Developed a robust, scalable scoring system for suppliers, manufacturers, and product groups
  2. Enabled data-driven decision-making for portfolio optimization and supplier prioritization
  3. Improved visibility into supplier performance and product group profitability
  4. Streamlined analytics workflows, reducing manual reporting effort and enhancing reporting accuracy

Senior Data Analyst | AI Consultant – AI Tool for HR Vacancy Search

NDA

Öffentlicher Dienst

< 10 Mitarbeiter

Project Overview
Consulted and developed an AI-driven solution for a small HR company to optimize vacancy search and reduce manual workload. The tool integrates automation workflows, chatbots, and large language models (LLMs) to accelerate candidate search and matching, cutting process time from around one hour to just 5–15 minutes. From a consulting perspective, the focus was on understanding business processes, identifying automation potential, and ensuring adoption of AI and data-driven solutions across the organization.
Key Responsibilities
- Analyzed business requirements and modeled HR processes to identify automation opportunities
- Acted as liaison between stakeholders and technical team, translating business needs into AI/automation workflows
- Designed and configured automation pipelines using n8n and dify
- Implemented chatbot prototypes to support vacancy search and candidate communication
- Guided stakeholders on AI adoption, integration strategy, and best practices for workflow optimization
- Produced documentation and provided training to ensure smooth handover and organizational adoption
Technologies
n8n, dify, ElasticSearch, Jira, Confluence, LLM
Achievements / Impact
- Reduced vacancy search and processing time by 80–90%
- Enhanced data accessibility and search quality with ElasticSearch-powered retrieval
- Introduced AI-driven workflows that significantly lowered manual workload for HR teams
- Provided strategic consulting to enable a sustainable AI adoption roadmap

Project Manager | BI Consultant – MVP for Energy Management System

NDA

Energie, Wasser und Umwelt

< 10 Mitarbeiter

Project Overview
Served as Project Manager and BI Consultant for the creation of an MVP energy management solution for a German EMS provider. The focus was on coordinating the development team, facilitating stakeholder communication, and identifying the most valuable KPIs and datasets to be integrated into the platform. Additionally, designed and validated dashboard concepts to provide real-time insights into energy consumption, efficiency, and performance metrics.
Key Responsibilities
- Defined project scope, created schedules, and coordinated agile workflows (Scrum methodology)
- Communicated with stakeholders to align requirements and KPIs with business goals
- Managed risks, budget, and resource utilization to keep the project within scope and cost constraints
- Facilitated process modeling with BPMN to map workflows and data flows
- Led efforts in data visualization and dashboard prototyping for business and technical stakeholders
- Maintained comprehensive project documentation and reporting in Jira and Confluence
Technologies
Agile (Scrum), Jira, Confluence, BPMN
Achievements / Impact
- Successfully delivered MVP scope within budget and timeline constraints
- Established clear KPIs and dashboard metrics to support data-driven decision-making
- Improved collaboration between stakeholders and development team through structured process modeling and agile practices
- Provided a scalable foundation for further EMS product development

Senior Data Analyst – BI & Data Engineering Pharma Projects

NDA

Pharma und Medizintechnik

>10.000 Mitarbeiter

Project Overview
Worked as a full-time Data Analyst supporting a portfolio of BI and data-driven initiatives for a US-based pharmaceutical company. The role combined data preparation, modeling, and visualization with project management, ensuring delivery across multiple projects. Key responsibilities included requirements gathering, revamping reports, creating dashboards, and managing release cycles. The work involved collaboration with business teams to improve data quality, enable better decision-making, and ensure reliability of reporting pipelines.
Key Responsibilities
- Gathered requirements from business stakeholders
- Created and revamped reports and dashboards in Power BI
- Performed exploratory data analysis, data validation, and bug fixing
- Coordinated multiple project release cycles, managing scope, risk, and budget monitoring
- Supported project recovery efforts by stabilizing delayed initiatives
- Trained business users on new dashboards and reporting tools
- Maintained documentation and knowledge sharing
Technologies
MS Power BI, Snowflake Database, Matillion Jobs, Azure Cloud Flows, Databricks, Azure DevOps, Agile (Scrum), Confluence
Achievements / Impact
- Improved reporting efficiency by redesigning and streamlining legacy reports
- Enhanced data consistency and quality across multiple projects through structured data modeling
- Successfully coordinated multiple parallel projects and release cycles, reducing delays
- Provided training and accessible documentation

Data Analyst – BI & Reporting for Energy Startup

NDA

Energie, Wasser und Umwelt

10-50 Mitarbeiter

Project Overview
Worked as a Data Analyst for a German energy startup, responsible for building and improving BI and reporting capabilities to support business operations and investor reporting. The role involved requirements gathering from business users, designing and implementing data models, and creating dashboards to visualize energy-related and financial data. Additionally, supported project recovery efforts by stabilizing existing reporting processes and enabling reliable data-driven decision-making.
Key Responsibilities
- Collected requirements from stakeholders
- Designed, prepared, and transformed raw datasets into optimized data models
- Performed data analysis, data exploration, and validation
- Developed and published dashboards in Power BI, enabling business teams to monitor KPIs and trends
- Managed project scope, schedules, and resources, including budget control and reporting
- Provided documentation and training to ensure adoption and long-term usability of dashboards
Technologies
MS Power BI, Azure, Data Warehouse (DWH), PostgreSQL, Jira, Confluence, Agile
Achievements / Impact
- Delivered an integrated Power BI reporting suite tailored to the startup’s KPIs
- Increased reporting efficiency and reliability by stabilizing failing reporting processes and ensuring data consistency
- Strengthened collaboration with business users by providing training and documentation
- Supported agile project management

Project Manager – Healthcare Administration Portal for Clinics

NDA

Pharma und Medizintechnik

10-50 Mitarbeiter

Project Overview
Served as Project Manager for the development of a custom healthcare administration portal for clinics, supporting administrative workflows and improving internal communication processes. Focused on implementing agile development practices and ensuring alignment between business requirements and technical delivery.
Key Responsibilities
- Conducted As-Is analysis to evaluate existing processes and identify optimization opportunities
- Defined project scope, created schedules, and implemented communication processes for stakeholders and development teams
- Led the implementation of agile development processes and facilitated Scrum ceremonies
- Coordinated cross-functional teams to ensure timely delivery and adherence to project goals
Technologies
Agile (Scrum), Jira, Confluence, BPMN
Achievements / Impact
- Successfully introduced structured agile workflows in a previously non-standardized environment
- Improved communication and coordination between stakeholders and technical teams
- Delivered a foundation for ongoing development and iteration of the healthcare portal

Project Manager | Data Analyst – Reporting Project with Power BI

NDA

Internet und Informationstechnologie

10-50 Mitarbeiter

Project Overview
Served as Project Manager and Data Analyst for a reporting initiative, developing Power BI dashboards and reports to support business decision-making. The role combined project management with hands-on data analysis and visualization, ensuring data was accurately modeled, transformed, and presented for stakeholders.
Key Responsibilities
- Defined project scope, created schedules, and coordinated project tasks with the team
- Managed risks, budgets, and resource allocation to ensure timely delivery
- Communicated regularly with stakeholders to align data requirements and reporting goals
- Prepared, transformed, and modeled datasets for use in Power BI dashboards
- Designed, built, and published dashboards and reports to provide actionable insights
Technologies
MS Power BI, PostgreSQL, Jira, Confluence, Agile (Scrum)
Achievements / Impact
- Delivered accurate and visually intuitive Power BI dashboards to support decision-making
- Improved efficiency of reporting processes by standardizing data preparation and visualization pipelines
- Enabled stakeholders to monitor key metrics effectively through interactive dashboards

Business Analyst – Telemedicine Software

NDA

Pharma und Medizintechnik

< 10 Mitarbeiter

Project Overview
Contributed as Business Analyst to the design of a telemedicine software solution for an Austrian healthcare customer. The engagement focused on shaping the concept for a minimum viable product (MVP) to support remote healthcare delivery. Activities included workshops, business analysis, and process modeling to align technical feasibility with business needs.
Key Responsibilities
- Conducted business analysis to capture functional and non-functional requirements
- Facilitated an MVP workshop to define scope and prioritize core features
- Created mockups and prototypes in Figma to visualize solution design
- Modeled processes using UML and BPMN to document workflows
- Developed use cases and proof of concept for validation with stakeholders
Technologies
Figma, UML, BPMN, MVP workshop techniques
Achievements / Impact
- Delivered a validated MVP concept tailored to healthcare requirements
- Improved clarity and alignment between business needs and technical implementation
- Provided stakeholders with clear documentation and visual mockups for decision-making

Data Analyst – CRM System Integration with Data Analytics

NDA

Internet und Informationstechnologie

50-250 Mitarbeiter

Project Overview
Worked as Data Analyst on the integration of Monday CRM with advanced data analytics capabilities. The goal was to implement a functional web CRM solution while enabling data-driven insights through MS Power BI dashboards. The project included integrating external data sources, automating data migration, and producing monthly reports for stakeholders.
Key Responsibilities
- Implemented web-based CRM solution using Monday CRM
- Designed and optimized data models for analytics and reporting
- Built interactive dashboards in MS Power BI for business users
- Integrated external data sources into CRM and analytics workflows
- Automated data migration processes to ensure efficiency and accuracy
- Delivered monthly reports to support ongoing decision-making
Technologies
Monday CRM, MS Power BI, SQLite
Achievements / Impact
- Successfully delivered a CRM system integrated with analytics workflows
- Automated manual processes, reducing reporting time and effort
- Improved stakeholder visibility into sales and operations through interactive dashboards

Data Analyst – Case Study for German Hospitals

NDA

Öffentlicher Dienst

500-1000 Mitarbeiter

Project Overview
Served as Data Analyst for a case study analyzing hospital operations and healthcare data in Germany. The project involved designing and implementing surveys, performing statistical analysis, and presenting insights using interactive dashboards. The focus was on collecting reliable data from hospitals, applying advanced analytics techniques, and communicating results effectively to stakeholders.
Key Responsibilities
- Identified research topics and created structured questionnaires
- Implemented surveys in Lime Survey to gather hospital data
- Conducted statistical analysis using IBM SPSS
- Prepared interactive reports and dashboards in MS Power BI
- Presented findings to stakeholders and documented results
Technologies
MS Power BI, IBM SPSS, Lime Survey, Excel
Achievements / Impact
- Delivered actionable insights into hospital operations and healthcare trends
- Improved data quality and reliability through structured survey design
- Enabled stakeholders to make data-informed decisions using clear visualizations

Data Analyst – Data Analytics Project for a German Hospital

NDA

Pharma und Medizintechnik

50-250 Mitarbeiter

Project Overview
Worked as a Data Analyst on a hospital analytics project focused on evaluating patient movement and operational efficiency. The project required handling large datasets of over 35,000 unique cases, preparing and transforming the data, and building detailed reports to provide actionable insights for hospital administration.
Key Responsibilities
- Identified research topics and defined analytical scope
- Prepared and transformed data using Power Query
- Conducted data modeling and exploration in Excel
- Performed detailed data analysis including ABC analysis, time analysis, case distribution analysis, and risk analysis
- Evaluated patient movement across hospital operations
- Created structured reports and visualizations to present findings
Technologies
Excel, Power Query
Achievements / Impact
- Delivered comprehensive reporting on hospital data for over 35,000 patient cases
- Identified operational inefficiencies and risks through structured analysis
- Provided hospital management with data-driven insights to support decision-making

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