Senior Full-Stack Software Engineer · Freelance · Berlin · EU · Remote

Ivan Grimm

I build and integrate production commerce systems — APIs, plugins, backends, and the ops that keep them running.

Shopware 6 · Symfony · PHP · ERP / PIM / CRM bridges · EN · DE · RU client work · Workers · webhooks · Admin API

Senior Full-Stack Software Engineer with 6+ years in professional delivery. Full-time Lead Software Developer at ELSÄSSER Filtertechnik GmbH — this site is for freelance Shopware and integration work alongside employment.

More about me

6+ years in developmentEN / DE / RULead Dev · ELSÄSSER Filtertechnik

Start a project About me

Ivan Grimm — Senior Full-Stack Software Engineer — Ivan GrimmSenior Full-Stack Software Engineer

Focus

Full-stack commerce

Freelance Shopware integrations, APIs, and full-stack delivery — plus WooCommerce and Shopify where it fits the stack.

Custom Shopware development

Primary focus

Custom Shopware 6 engineering: plugins, storefront, APIs, automation, and ops — software development, not agency packaging.

Learn more →

All services →