18.08.2026 aktualisiert
100 % verfügbar
Senior BI & Data Engineering Consultant
Schwalbach am Taunus, Deutschland
Nur Remote
Master of Science in Distributed Software SystemsÜber mich
Senior BI & Data Engineering Consultant with 10+ years of experience. I help finance and business teams transform fragmented data into trusted dashboards, automated reporting, and actionable insights using Power BI, SQL, Azure Data Factory, dbt, and Qlik.
Skills
dbtJavaAPIsData AnalysisBusiness IntelligenceBusiness Intelligence DevelopmentC#Data ArchitectureData TransformationDatenverarbeitungssystemeData-ProfilingDatenbeschaffungPythonMicrosoft Business IntelligenceMicrosoft Power BI
Business Intelligence & Analytics
Advanced experience with Power BI, including DAX, Power Query, data modeling, Row-Level Security, and paginated reporting, as well as QlikView, Qlik Sense, SSRS, and Crystal Reports. Designed and delivered more than 50 reports and dashboards used by 500+ users across 15+ departments, covering financial reporting, operational analytics, forecasting, and planning.
Data Engineering & Pipeline Development
Experience designing ETL/ELT and analytical data pipelines using Azure Data Factory, dbt-core, SSIS, Python, and SQL/T-SQL. Built incremental-loading processes, SCD Type 2 models, data-validation routines, and idempotent upserts for datasets containing more than five million records with frequent refresh cycles.
API & Systems Integration
Developed Python and C#/.NET integrations using REST and SOAP APIs for platforms such as Salesforce, NetSuite, OpenAir, KEKA, and TimeLog. Implemented authentication and credential handling, pagination, input validation, retry logic, timestamped logging, exception handling, and incremental data processing.
Enterprise Platforms & Data Sources
Hands-on experience integrating data from SAP S/4HANA and ECC, Salesforce, NetSuite, OpenAir, KEKA, TimeLog/PSA, SharePoint, and Dataverse. Worked with SQL Server, PostgreSQL, MySQL, Oracle, IBM Db2, Teradata, and FileMaker across multiple industries.
Automation & AI-Assisted Solutions
Built workflow and process-automation solutions using Power Apps, Power Automate, Python, Selenium, SharePoint, and LLM-assisted document extraction. Developed a proof of concept for extracting information from purchase orders and automating project creation, including confidence-based classification and human-in-the-loop review. Experience deploying solutions through GitLab CI/CD and Portainer.
Agile Delivery & Collaboration
Certified ScrumMaster (CSM) through Scrum Alliance, with experience supporting agile delivery teams, coordinating technical implementation, translating business requirements into scalable solutions, documenting technical designs, and contributing to team upskilling.
Erfahrung
Berufserfahrungmehr als 10 Jahre
Freelancer seit2021
Sprachen
DeutschgutEnglischverhandlungssicherHindiverhandlungssicher
Projekthistorie
Lead end-to-end BI and data engineering delivery for four confidential clients across finance, sales, HR, PMO, and professional services. Delivered 50+ reports for 500+ users across 15+ departments, engineered analytical pipelines processing 5M+ rows, built and supported integration workflows connecting APIs, SaaS platforms, SAP, databases, documents, and files, and maintained and redesigned a FileMaker database for an IAM client.
Supported five data analytics colleagues across different project teams through regular check-ins, helping resolve roadblocks and identifying upskilling opportunities. Automated recurring data collection, transformation, and reporting in QlikView and distributed governed outputs through Qlik NPrinting. Administered QlikView Management Console schedules, triggers, and job monitoring and developed Qlik applications using Teradata, Python, and Qlik Script.
Worked with PostgreSQL as the database and data warehouse platform, integrated new sources through TimeXtender, and built API-based ETL processes using Python, SSIS, and SQL Server. Administered QlikView, Qlik Sense, and Windows Server BI processes and enhanced reporting in Power BI, Qlik, and Excel.