12.09.2025 aktualisiert

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100 % verfügbar

BI Developer & Data Analyst with Power BI and SQL expertise

Zilina, Tschechische Republik
Weltweit
Master in Mechanical Engineering
Zilina, Tschechische Republik
Weltweit
Master in Mechanical Engineering

Profilanlagen

Jakub_Polcsak_ENG.pdf

Skills

Data AnalysisAutomatisierungBusiness IntelligenceBusiness SoftwareProzessoptimierungTabellenDatenbankenETLDatenvisualisierungPythonMachine LearningMinitabPredictive AnalyticsPower BiSQLStatistikenWorkflowsMicrosoft Power AutomatePowerapps
Power BI Dashboard Development
Expertise in designing interactive dashboards with Power BI, having created over 20 dashboards to help teams monitor KPIs.

SQL Data Transformation
Strong skills in SQL for preparing and transforming data (ETL), working with databases to support business intelligence solutions.

Power Platform Automation
Experience building automated workflows and custom business applications using Power Platform (Power Automate & Power Apps).

Python Programming
Knowledge of Python for data analysis and predictive tasks including machine learning model development.

Data Visualization
Proficiency with visualization tools including Power BI and Streamlit to create insightful reports.

Microsoft Excel
Advanced skills in spreadsheet analysis and reporting using MS Excel.

Statistical Analysis
Experience with statistical software like Minitab for data evaluation and process improvement.
 

Sprachen

EnglishgutSlovakverhandlungssicher

Projekthistorie

Data Analyst & BI Developer

ABB
Delivering end-to-end BI solutions using Power BI, with focus on data modeling, dashboard design, and insightful reporting. Leveraging Power Platform to automate processes and develop custom applications tailored to client needs.

Process Analyst

TDK Electronics
Process analyst at final testing of manufactured sensors. Responsibilities included detailed graphical data evaluation, interpreting results, leading projects to improve production processes and reduce scrap rates. Used SQL, Excel, and Minitab. Created process documentation, implemented production improvements, managed risks using FMEA, and performed measurement system analyses.

Zertifikate

Microsoft Certified: Power Platform Fundamentals

Microsoft

2025

Microsoft Certified: Power BI Data Analyst Associate

Microsoft

2024


Portfolio

item-0

Garmin Dashboard

Garmin Dashboard
http://www.polcsak.eu/dashboards
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Gmail Dashboard

Gmail Dashboard
http://www.polcsak.eu/dashboards
item-2

Todoist Dashboard

Todoist Dashboard - GTD methodology
http://www.polcsak.eu/dashboards

Kontaktanfrage

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