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Tim ZimmermannTZ

Tim Zimmermann

Senior Shopware & WordPress Developer

€850/day
Eschborn, DE
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Tim

Hi, I'm Tim.

For over 6 years, I've been developing Shopware shops and WordPress sites — specializing in areas where standard solutions end and technical complexity begins.

What I do day-to-day:
- Build custom plugins for Shopware
- Support migrations from Shopware 5 to 6
- Solve performance issues for high-load shops
- Program interfaces for ERP/CRM/PIM/Payment
- Set up B2B configurations
- Develop custom WordPress themes and plugins
- Plus ongoing maintenance, security updates, and legal adjustments.

My clients are 80% B2B: marketing and web agencies that need a reliable senior tech backup, and shop operators who don't want to build that in-house. My industry experience is primarily in pharmaceuticals, dietary supplements, food distribution, and B2B wholesale.

Since 2023, I've been operating under the brand BumbleBits IT (UG, Eschborn, Frankfurt-Rhein-Main). Before that, I was a Senior Shopware Developer at a DACH marketing agency.

What you get from me:

✅ Direct contact with the senior: no account manager, no layers in between
✅ Honest assessments: even when something isn't sensible
✅ White-label standard with NDA for agency collaborations
✅ Response time within 1 business day, critical tickets within 4 hours

If you're looking for a technical partner who thinks along rather than just executes, get in touch.
  • German

    Native or bilingual

Remote only
Primarily works remotely

Experience

  • BumbleBits IT
    Managing Director
    E-COMMERCE
    April 2023 - Today (3 years and 2 months)
    Eschborn, Germany
    Managing Director and Senior Developer at BumbleBits IT

    Senior Tech Partner for E-commerce Shops and Web Agencies in the DACH region.

    Focus areas:
    - Shopware 6: Custom plugin development, Shopware 5 → 6 migrations, performance optimization, B2B configurations
    - WordPress: Custom themes, plugin development, complex implementations, multisite setups
    - Interfaces: ERP (xentral, weclapp, JTL), Payment, PIM, REST APIs
    - Compliance & Updates: legal adjustments (withdrawal button, GPSR, GDPR)
    - Maintenance: ongoing care, security patches, uptime monitoring

    6+ years of Shopware experience, 4+ years of ongoing agency partnership. White-label standard with NDA for agency collaborations. Direct contact with the senior, response time within 1 business day, critical tickets within 4 hours.
    Wordpress PHP Shopware 6

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