Freelancer profile translated to English.
Back to original languageAbout Stefan
Data Analyst (Junior) | SQL, Python & Dashboarding
I support companies in making data understandable and transforming it into clear, usable insights.
My focus is on analyzing and structuring data – from cleaning and evaluation to visualization in clear dashboards.
My Focus Areas:
- Data analysis with SQL and Python
- Data cleaning and preparation
- Dashboard creation (e.g., Power BI)
- Analysis of trends and patterns
- Support for data-driven decisions
I work in a structured, solution-oriented manner and emphasize presenting even complex data understandably.
I am currently expanding my portfolio and have already completed several data analysis projects – including analyzing datasets and visualizing results for better decision-making.
I am particularly interested in projects where I can:
- Analyze and prepare data
- Create reports or dashboards
- Support companies in better utilizing their data
Work Approach:
Reliable, clearly structured, and with the goal of delivering quickly actionable results.
I look forward to exciting projects and collaboration!
German
Native or bilingual
Can work on-site
Berlin (up to 50km)
Experience
- Sense Gesellschaft Für Sinnvolles Arbeiten mbHSupport / Help-Desk / Network TechnicianJanuary 2012 - April 2012 (3 months)Berlin, GermanyFirst-Level SupportHelp-Desk (Ticket System)Network Monitoring (Nagios)Field Service (Exchange of defective hardware components)
- UnterschiedlicheStay AbroadSeptember 2009 - May 2011 (1 year and 8 months)• ● in a data center• ● Assistant digital post-processing in a graphic studio• ● Acquisition of the Japanese trainer license for Kendo
- Berliner Games ConventionInternshipJanuary 2009 - June 2009 (5 months)Planning, setup, commissioning, and documentation of the network for the server-client structure of the event
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Education
- Self-study Data Science & Machine LearningSelbststudium Data-Science & Machine Learning
- Further training as a "Data Analyst"DataSmart Point GmbH2024Weiterbildung zum "Data-Analyst"