👋 Hi, I'm Oscar Martínez

Data Platform Operational Lead | BI, AI & Automation Solutions Architect

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🚀 About Me

I make the best Guacamole in Switzerland 🥑... and also build enterprise-grade data solutions!

With 15+ years of experience bridging finance, technology, and analytics, I currently lead Data Platform Services at PwC Switzerland, where I drive secure, scalable, and governance-aligned solutions using Microsoft Fabric, Power BI, and Azure.

I'm the founder of BIBB — creator of the #1 global Power BI Theme Generator and UX-driven BI solutions. I'm passionate about making data beautiful, accessible, and actionable.

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💼 What I Do

• 🏗️ Data Platform Engineering — Designing and managing enterprise data platforms with Microsoft Fabric, Azure, and Databricks
• 📊 Business Intelligence — Creating UX-driven dashboards and analytics solutions with Power BI
• 🤖 AI & Automation — Building intelligent workflows with Power Platform, OpenAI, and Azure AI
• 🔐 Data Governance — Implementing security-first, compliance-ready data architectures

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🛠️ Tech Stack

Data & Analytics

Microsoft Fabric • Power BI • Databricks • Azure Synapse • Azure Data Factory

Development & Automation

Power Query (M) • DAX • Python • SQL • PowerShell • JavaScript • TypeScript

Cloud & DevOps

Azure • Power Platform • Git • VS Code • JIRA • REST APIs

AI & Machine Learning

Azure OpenAI • Azure AI Services • GPT Integration • ML Model Deployment

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🌟 Featured Projects

� PowerQueryFunctions

A Power BI Service-compatible custom functions library for Power Query (M). Streamline your data transformations with reusable, enterprise-ready functions.

#PowerBI #PowerQuery #Excel #DataEngineering

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🤖 AI-Powered CV Analysis

Automating recruitment with OpenAI and Power BI. This project demonstrates how to use AI to analyse CVs, match candidates to job requirements, and visualise insights in Power BI.

#OpenAI #PowerBI #AI #Recruitment #Python

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⏱️ Clockify Power BI Connector

Custom Power BI connector for Clockify time tracking data. Seamlessly integrate your time tracking into your BI workflows.

#PowerBI #CustomConnector #Clockify #TimeTracking

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� Azure Key Vault Power BI Connector

Secure your Power BI reports by integrating Azure Key Vault for credential management.

#PowerBI #Azure #Security #KeyVault

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📈 GitHub Stats

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🎯 Current Focus

• 🏗️ Leading Microsoft Fabric implementation at PwC Switzerland
• 🔬 Exploring advanced AI integration patterns for enterprise BI

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📜 Certifications

• ✅ Microsoft Fabric Analytics Engineer Associate
• ✅ Power BI Data Analyst Associate
• ✅ Azure AI Fundamentals
• ✅ Azure Data Fundamentals
• ✅ Databricks Fundamentals
• ✅ ITIL 4 Foundation

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� Get In Touch

I'm always interested in collaborating on innovative data and AI projects, especially those involving:

• 🚀 Enterprise data platform architecture
• 🎨 UX-driven BI and analytics
• 🤖 AI-powered automation
• � Power BI advanced implementations

Feel free to reach out via LinkedIn

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⚡ Fun Fact

I've worked across 3 continents (Americas, Europe, Asia) and speak 3 languages fluently (Spanish, English, German B2).

Also, seriously, my guacamole is legendary 🥑

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"Translating ideas into tangible results in record time — quick, creative, and inspiring."

— Head of Digitisation & Robotics, Swisscom