Freelancer profile translated to English.
Back to original languageAbout Aleksander
February 2026 - I am 100% available to start a new project. Please contact me.
⸻
🇪🇸 Data Analyst | More than 6 years of experience
🟡 Power BI • DAX • Python • SQL • ETL
📊 30+ projects completed | Professional design of dashboards and reports
Tech Stack
⚙️ ETL: Dataiku, Microsoft Fabric
🗄️ Databases: Oracle, Azure SQL, DB2
About me
🎓 Solid background in mathematics and statistics
📜 Certifications in Data Analysis, Business Intelligence, and Advanced DAX
🚀 Passionate about solving complex problems, transforming data into useful information, and facilitating data-driven decision-making
🌍 Languages: English, Spanish, and Russian
📚 Always willing to learn new tools and technologies
🎯 I don't work by the hour, I work by deliverables
Spanish
Native or bilingual
English
Fluent
Russian
Native or bilingual
Can work on-site
Madrid (up to 50km)
Experience
- PROEDUCAPower BI Fabric Data EngineerEDUCATION AND E-LEARNINGNovember 2025 - February 2026 (3 months)Madrid, SpainData Lake, Databricks, Data Modeling, Report Creation with Power BI, DAX, SQL.Design and data modeling oriented to analytics on Data Lake architecture (medallion approach: bronze, silver, gold)
- StellantisSenior Data AnalystAUTOMOBILEAugust 2024 - July 2025 (11 months)Madrid, SpainDeveloped a series of sales reports for all Stellantis car brands in Spain and Portugal. Integrated data from various systems through Snowflake and published the reports in Power BI Premium for real-time performance. — Data-driven decisions: With accurate and well-organized data, management can make informed decisions more agilely, from sales strategy adjustments to resource allocation.
- MajorelPower BI Data AnalystSeptember 2021 - July 2024 (2 years and 10 months)Madrid, Spain• Administration Power BI Premium, Data Modeling• Design of dashboards, reports, and KPIs through Power BI.• Preparation of strategic plans and sales budget. Sales estimation and deviation analysis.
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Education
- Mathematics, Mathematics and statisticsNovosibirsk State University2006Matemáticas, Mathematics and statistics
Certifications
- DA-100 Microsoft Certified: Data Analyst AssociateMicrosoft2022