Jörn Haack

Available to hire

I am a hands-on e-commerce manager and developer specializing in online strategies, discovery optimization for growing e-commerce businesses, platform migrations, data and process optimization, SEO, and international…

About

I am a hands-on e-commerce manager and developer specializing in online strategies, discovery optimization for growing e-commerce businesses, platform migrations, data and process optimization, SEO, and international expansion. I enjoy working hands-on and use my broad skillset and long-time experience to provide active implementation support on top of strategic contribution.

As Co-Founder and CTO/CIO at fabfab GmbH, I led all technical developments—from internal architecture to ERP, BI, and shop development for 12 countries. I managed a team of up to seven employees and helped fabfab become the largest online retailer for fabrics and haberdashery in Europe.

  • 23 years' experience
  • Joined January 2026

Languages

  • GermanFluent
  • EnglishFluent
  • SwedishIntermediate

Industry experience

  • Software & Internet
  • Retail
  • Professional Services

Work experience· 6 roles

Freelance e-commerce manager and developerMar 2018 – Present · 8 yrs 9 mos

Developing online strategies and discovery optimization potentials for growing e-commerce companies with a focus on platform migration, data & process optimization, SEO and international expansion. Hands-on implementation support on top of strategic contribution.

ERP and BI development · fabfab GmbHOct 2016 – Feb 2018 · 1 yr 5 mos

Designing and supervising the development of the ERP system and developing BI applications with QlikView. Also assisted shop management and marketing with tasks such as optimizing on-site search and product feeds; simplified internal workflows including content management for 12 languages via customized web applications.

Parental leave · fabfab GmbHMar 2016 – Sep 2016 · 7 mos

Parental leave

Web Developer · deepblue networksApr 2004 – Nov 2005 · 1 yr 8 mos
Co-Founder and CTO/CIO · fabfab GmbHOct 2003 – Feb 2016 · 12 yrs 5 mos
Freelance Web DeveloperSep 2002 – Nov 2005 · 3 yrs 3 mos

Education

Diploma in Geography, Informatics and Media Culture · University of Hamburg, Germany2002 – 2008
Web Developer education · CDI Hamburg2001 – 2002

Certifications and awards· 9

Shopify: Expanding Your Shopify Business Internationally2025 – 2026
Shopify: Solution Planning Fundamentals2025 – 2026
Shopify: Development Fundamentals2025 – 2026
Shopify: Marketing Fundamentals2025 – 2026

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