Full-Stack Developer for Custom E-Commerce Automation Platform (Amazon API, Print Workflow)

Job title: Full-Stack Developer for Custom E-Commerce Automation Platform (Amazon API, Print Workflow)

Company: Hummingbird GmbH


Job description: We are a growing greeting card and print-on-demand brand selling across Amazon marketplaces. We’re building an internal software tool to automate our design-to-listing pipeline, manage Amazon orders, generate shipping labels, and consolidate print orders for production.We’re looking for a proactive full-stack developer to lead the development of this tool from the ground up.TasksWhat you will build with us!A system to ingest and process design files (PNG, PSD, etc.) and generate automated size and color variationsA listing generator that interfaces with Amazon SP-API (title, keywords, bullets, images)A backend service to create shipping labels (Amazon Buy Shipping or external APIs like DHL)A reporting dashboard for our print shop: summarizing SKUs, order volume, and batching productionA management dashboard to track listings, orders, issues, and workflow statusTech Stack We Envision (Open to Suggestions):

• Backend: Python (FastAPI or Django) or Node.js (TypeScript)
• Frontend: React (TypeScript)
• Database: PostgreSQL or MongoDB
• Storage: AWS S3 or Supabase
• Task Queue: Celery / Redis or equivalent
• APIs: Amazon SP-API, shipping APIs, optional AI integration for content/variation generation

Please apply with a short intro about yourself and relevant past projects, Portfolio or GitHub and a brief description of how you would approach this project.Requirements

• Must have experience and Proven track record with Amazon SP-API or similar e-commerce APIs.
• Experience building internal tools, dashboards, or automation systems
• Strong in full-stack development (React + Python/Node.js)
• Comfortable working independently with high autonomy
• Can advise on architecture and scalability choices
• Bonus: Familiar with image manipulation tools (e.g., PIL, OpenCV, ImageMagick)

BenefitsFreelance or part-time to start, with option to scale to full-time or retained developerRemote OK, Europe time zone preferredCompetitive pay depending on experienceProject duration: ~3 months for MVPJoin Hummingbird GmbH as a Full-Stack Developer to innovate our e-commerce automation platform. Work with a dynamic team in Austria, enhancing Amazon API and print workflows. Apply today!Hummingbird GmbHWe are a fast-growing e-commerce company based in Austria, focused on launching high-quality, design-led products across Amazon marketplaces.

Expected salary: €15000 – 25000 per year

Location: Wien

Job date: Sun, 27 Jul 2025 22:08:49 GMT

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