I assist businesses in developing enterprise-level software solutions, fostering new commercial prospects or refining their operations to secure a competitive edge in the marketplace.

about me

I am a freelance software architect and engineer located near Hamburg/Germany with a passion for creating high-quality software with a focus on web technologies. I have a strong background in software development and architecture, and I am experienced in a wide range of technologies, programming languages, and database systems, as well as different sizes and types of projects up to enterprise level.

I also possess a professional foundation in economics and marketing, providing me with a robust comprehension of the business aspects of software development. I am a quick learner and a creative problem solver, and I am always looking for new challenges and opportunities to learn and grow.


  • IT consulting services for businesses and organizations.
  • Requirements analysis, software architecture, design, and software development.
  • Data modeling, database design, and database development.
  • Data analysis, reporting, and business intelligence.

technologies & skills

  • Python
  • Django Framework
  • PHP
  • C#
  • .NET
  • PostgreSQL
  • MySQL
  • Microsoft SQL
  • Elasticsearch
  • Docker
  • Kubernetes
  • JavaScript
  • jQuery
  • HTML5
  • CSS 3
  • Bootstrap
  • DjangoCMS
  • TYPO3
  • CodeIgniter Framework
  • PDFlib
  • SpreadsheetGear
  • MS Excel
  • MS PowerPivot
  • MS PowerQuery
  • Oracle APEX
  • Ansible
  • Git
  • Gitlab
  • Jira / Confluence
  • Agile Software Development
  • Unit & Integration Testing
  • OpenTelemetry
  • Honeycomb
  • MacOs
  • Linux
  • Windows


  • Web Application Development
  • Backend Development in Enterprise Systems
  • Enterprise Database Systems
  • Elasticsearch Integrations
  • REST / GraphQL based APIs
  • Integration with 3rd Party Systems / APIs
  • OpenTelemetry Instrumentation
  • Performance Optimization
  • Analytics and Reporting with Python / Pandas
  • Generation of MS Excel Reports on the Server
  • MS Excel-Workbooks as Calculations-Engines
  • Generation and Manipulation of PDFs on the Server with PDFlib
  • Generation of MS PowerPoint presentations on the Server


André Spannig
Software Architect & Engineer
Phone +49. 151. 2573 2228
Distelweg 65 - 21244 Buchholz
info@spannig.de - www.spannig.de