Planning, architecture, and development of Shopify apps, plugins, and API integrations
Full-stack development using modern technologies in the frontend (React, Next.js) and backend (Node.js, Express, TypeScript)
Integration of third-party systems (ERP, payment, CRM, logistics, etc.) via REST and GraphQL APIs
Ensuring performance, code quality, and scalability
Implementing responsive and accessible UI components
Conducting code reviews, testing (unit, integration, E2E), and debugging
Building and maintaining CI/CD pipelines as well as technical documentation

Requirements

At least 5 years of experience in full-stack development
Strong knowledge of JavaScript, TypeScript, React, Next.js, Node.js, and Express
Solid experience working with databases (MongoDB, PostgreSQL, or MySQL)
Proficiency with Git, CI/CD, Docker, and modern DevOps workflows
Understanding of UX/UI, API design, security (OAuth, JWT, CORS), and performance optimization
(Optional) Experience with Shopify app development, including Polaris, webhooks, OAuth, and the GraphQL API
Independent, structured, and solution-oriented working style
Enjoys teamwork, technical collaboration, and taking responsibility
Structured, autonomous working style with clear pipeline logic
German at native level + good written and spoken English

Benefits

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

full-stack developmentJavaScriptTypeScriptReactNext.jsNode.jsExpressREST APIsGraphQL APIsdatabase management

Soft Skills

independent workingstructured workingsolution-orientedteamworktechnical collaborationresponsibilityautonomous workingclear pipeline logic