Full Stack Developer : HeroSoftware

Full stack
Germany
February 11, 2026
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Job Description

  • Anywhere
  • €50,000 USD

As a Full Stack (Shopify App) developer, you are responsible for the development and optimization of our Shopify apps. In cooperation with our Product & Design team, you will develop apps that are used by over 3,900+ merchants worldwide.

Responsibilities

Here’s what your day looks like:

  • Planning, architecture, and development of Shopify apps, plugins, and API integrations

  • Full-stack development with modern technologies in the frontend (React, Next.js) and backend (Node.js, Express, TypeScript)

  • Connection of third-party systems (ERP, payment, CRM, logistics, etc.) via REST and GraphQL interfaces

  • Ensure performance, code quality, and scalability

  • Implementation of responsive and accessible UI components

  • Conducting code reviews, testing (unit, integration, E2E) and debugging

  • Development and maintenance of CI/CD pipelines as well as technical documentation

Qualification

What you bring to the table:

  • At least 5 years of experience in full-stack development

  • Very good knowledge of JavaScript, TypeScript, React, Next.js, Node.js and Express

  • Solid know-how in dealing with databases (MongoDB, PostgreSQL or MySQL)

  • Routine working 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 GraphQL API

  • Independent, structured and solution-oriented way of working

  • Enjoyment of teamwork, technical exchange and responsibility

  • Structured, independent way of working with clear pipeline logic

  • German at native speaker level + good written and spoken English

You + us = match if you:

  • Bring a real hunter mentality with you

  • want to be part of a motivated team

  • You don’t manage success, but actively drive it forward

  • We can rely on you, and vice versa

  • Gladly on the left lane of the extra mile to

Benefits

Dein Gehalt:

  • 50.000€ – 80.000€

  • Fixed salary + performance-related commission

We offer you:

  • Maximum ownership and trust

  • 30 days holiday + birthday & Christmas free

  • Motivated team & high-performance environment

  • Flat hierarchies with short decision-making paths

  • 100% remote, office in Mannheim possible

  • Team Events & Off Sites

  • Best Apple Hardware

“Were we able to arouse your interest?”

Fun – if you’ve read this far, we should talk.

PS: Please address us on a first-name basis in your cover letter

Photos

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