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Alexander W.AW

Alexander W.

AI Automation, Power BI & React

€500/day
Hildesheim, DE
0-2 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Alexander

Need a developer who delivers quickly, thinks technically deep, and doesn't require extensive onboarding? That's exactly what you'll get with me.

I'm a freelancer for AI development, Business Intelligence, and Frontend – covering three areas often needed together in modern digital projects.

What I bring:
– AI & Automation: Chatbots and automated workflows with OpenAI API and WhatsApp Business API – systems that run 24/7 and replace manual work.
– Business Intelligence: Power BI and Tableau dashboards, SQL data preparation, KPI reporting for stakeholders – from a year as a BI Consultant at a specialized consulting firm.
– Frontend Development: React, TypeScript, and Angular – from individual components to API integration.

What makes me special: I don't have a pure developer background; I come from Information Systems. This means: I understand not only the code but also the business process behind it – and build solutions that actually work in everyday life.

Project types: AI chatbots, process automation, BI dashboards, React frontends, API integrations.

Available: remote, immediately.
  • German

    Native or bilingual

  • Russian

    Native or bilingual

  • English

    Fluent

Remote only
Primarily works remotely

Experience

  • DatenSpezialisten GmbH
    Working Student Business Intelligence Consultant
    April 2025 - April 2026 (1 year)
    Munich, Germany
    • Requirements gathering and coordination with business departments
    • Development and maintenance of BI dashboards in Power BI and Tableau
    • Creation and optimization of SQL queries, including data quality assurance
    • Presentation of insights to internal stakeholders
    • Contribution to the development of a web application (React/TypeScript)
    Microsoft Power BI SQL Server Typescript React.js
  • Hypersoft GmbH
    Front-End Developer
    February 2024 - July 2026 (2 years and 5 months)
    Development and implementation of frontend components with Angular and TypeScript. Implementation and integration of multiple shop systems for various clients.
    Typescript JavaScript CSS3 HTML5 AngularJS

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Education

  • Bachelor of Science in Information Systems
    University of Hildesheim
  • Master of Science in Applied Computer Science
    University of Hildesheim
    2026
    Vertiefung in moderne KI-Methoden und Datentechnologien: Large Language Models (LLMs) und deren Architektur, Computer Vision und Bildverarbeitung, Deep Learning mit neuronalen Netzen sowie Big Data-Verarbeitung und -Analyse. Fokus auf praxisnahe Anwendung dieser Technologien in realen Projekten.

Skill set

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