Freelancer profile translated to English.
Back to original languageAbout Arthur
Fullstack Developer & Web App Specialist from Karlsruhe
I develop performant, scalable web applications and individual Shopify solutions that truly drive online shop revenue. Over 4 years of experience in software development (Frontend + Backend), specializing in React, Next.js, Node.js, TypeScript, Laravel/PHP, and Shopify Apps/Themes.
What I implement for you:
- Custom Shopify Apps & Themes (Performance, Conversion Optimization)
- Individual Web Apps & SaaS Tools (e.g., Automations, Dashboards)
- API Integrations, Headless Commerce, Modernization of Legacy Systems
- Fast Prototypes up to Production-Ready Applications
I work in a structured manner, communicate clearly, and deliver on time – whether it's a 2-week sprint or a long-term collaboration. Currently available for new projects immediately.
Let's talk if you are looking for a reliable tech partner who doesn't just write code, but also thinks along.
German
Native or bilingual
Remote only
Primarily works remotely
Experience
- Hellmann Worldwide Logistics SEDigital Transformation Projects ProgrammerLOGISTICS AND SUPPLY CHAINJanuary 2025 - Today (1 year and 5 months)Osnabrück, GermanyMigration of quotation and commercial systems into a modern microservice architecture (approx. 100 users nationally and internationally). Development of backend services (Spring) Collaboration in a cross-functional team for the implementation of digital processes. Development of REST services for connecting and integrating internal systems.
- Infokom GmbHSoftware DeveloperJanuary 2023 - January 2025 (2 years)Development of a full-stack web app for managing invoice data. In-house development for financial accounting (16 employees). Transfer of existing invoice data into a new database model. Participation in an agile development team according to Scrum with practices from Extreme Programming (XP) (including Pair Programming, Code Reviews, Incremental Development).
- abas Software GmbH (Forterro)Web DeveloperINTERNET OF THINGS (IOT)January 2019 - January 2023 (4 years)- B2B and B2C web development- Shopify installations, customizations according to customer requirements.- Shopware 6 installations, adjustments, and programming work
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Education
- Specialist in Information TechnologyHeinrich-Hertz-Schule Karlsruhe2022Fachinformatiker
- Advanced Technical College Entrance Qualification in Business Administration/EconomicsBetriebswirtschaftlichen Gymnasium Ludwig-Erhard2019Fach-Abitur BWL/VWL