Data Engineering
- Stored Procedures with SQL
- Lakehouse / Warehouse
- Fabric Pipelines
- Notebooks with Python / PySpark / SparkSQL
- SQL Database & Synapse
- Metadata-driven pipelines
- Dataflows
- Cloud & on-premise integration
Senior Freelance BI & Data EngineerMicrosoft Azure, Fabric, Copilot & Power BI
I enable companies and teams to evolve towards modern and reliable data platforms, with scalable BI solutions on Microsoft Azure, Fabric, Copilot and Power BI.
ReportingKPISemantic modellingData pipelines
Data governanceAgentic AI
Microsoft Certified Associate:
- SQL AI Developer (DP-800)
- Fabric Data Engineer (DP-700)
- Fabric Analytics Engineer (DP-600)
- Power BI Data Analyst (PL-300)
- AI Agent Builder (AB-620)
About me
Senior Freelance BI & Data Engineer specializing in Microsoft Data & AI Platform.
I am Emilio Klassen Llaneza, a Senior Freelance BI & Data Engineer specializing in Microsoft Azure, Fabric, Copilot, and Power BI.
I accompany companies in the design and implementation of modern data architectures, pipelines, semantic models, executive dashboards and scalable analytical solutions.
My profile combines technical experience in data engineering, BI architecture and analytics with a strong business focus, stakeholder communication and knowledge transfer.
Senior profile
International experience in BI and Data projects.
Stakeholder communication
Direct dialogue with IT, controlling and management.
Mathematical & analytical foundation
Strong didactic skills and business orientation.
Languages
Native German · Bilingual Spanish · English B2.
Services
End-to-end capabilities on the Microsoft data platform.
From data ingestion and modelling to executive and operational reporting, governance and internal training.
Power BI & Semantic Models
- Semantic models
- DAX
- Power Query / M
- Star schema & snowflake schema
- Row-Level Security (RLS)
- Refresh optimisation
- Performance tuning
- Executive dashboards
BI Architecture & Governance
- Medallion architectures
- Workspace strategy
- Data governance
- Deployment pipelines
- GitHub / DevOps integration
- Security roles
- Documentation & best practices
Executive Reporting & Analytics
- Financial reporting (P&L / income statement & controlling)
- Business dashboards (sales, marketing, purchasing & operations)
- KPI definition & tracking
- Forecasting & variance analysis
- Management scorecards
- Consolidated reporting & metrics governance
AI-Powered BI & Fabric IQ
- AI-ready Power BI Semantic Models
- Ontologies and Graph Endpoints
- Fabric Data Agents
- Azure Foundry Agents
- Copilot Studio BI Agents
- Microsoft 365 BI Agents
- Copilot in Fabric & Power BI
Training, Mentoring & Handover
- Power BI training
- Fabric workshops
- Mentoring internal teams
- Documentation
- Knowledge transfer
- Best-practice enablement
Business value
Beyond dashboards.
Data people can see, understand and act on.
I turn governed enterprise data into clear visual and conversational insights. Automated reporting, Copilot experiences and database-grounded RAG reduce routine work, shorten decision cycles and deliver relevant answers with less context and token usage.
Less Excel and manual work
One central source of truth
Faster reporting and decisions
Enterprise-wide leading indicators
Insights by dashboards and AI chat
Scalable data and AI workloads
24/7 Copilot as assistant
Lower token costs by SQL-grounded RAG
Identity and access security
Governed data and AI
Trends
Fabric, Apps & Enterprise AI
Microsoft Fabric
Unified SaaS platform (Data Engineering, Warehouse, Real-Time, Power BI) on OneLake. Fewer silos, more governance.
Fabric Apps & Rayfin
Business applications on Fabric with backend, auth and governed APIs — without creating new silos.
Microsoft IQ & Fabric IQ
Shared enterprise semantic context for people, apps and AI agents.
Proces ohne Image — Fabric Rayfin
Microsoft IQ & Fabric IQ
Offer
Flexible offer formats for companies, consultancies and Microsoft partners.
Available on a project basis, as ongoing support, interim leadership or a consultancy partnership.
Project-Based
Starting with a clear objective, we define scope, deliverables and timeline together.
Ongoing support
Flexible availability for ongoing support, evolutive maintenance and ad-hoc consulting.
Interim Data Lead
Senior coverage in data / BI positions during key periods.
Consultancy partnership
Support for Microsoft consultancies and integrators in Business Intelligence projects.
Contact
Let's discuss your next data initiative
Tell me about the project context and I'll get back to you with availability and next steps.
