Zellerfeld Shoe Company Inc. Tech Stack

3D-printed custom footwear platform with in-house manufacturing tech

Retail Apparel and Fashion Hamburg 11–50 employees Founded 2020 Privately Held

Zellerfeld manufactures 3D-printed shoes end-to-end via an online design marketplace, built on a polyglot stack (Python backend, React/Next.js frontend, Shopify storefront, custom hardware controllers via UART/I2C/CAN). The tech mix reveals a company bridging two worlds: software-driven customization and precision manufacturing control. Active hiring is weighted heavily toward engineering (15 roles) relative to company size, with nearly equal senior and mid-level split, suggesting both technical depth and scaling challenges — equipment downtime and control-software optimization appear repeatedly in their pain-point list, indicating the hardware-software integration layer is a current bottleneck.

Tech Stack 64 technologies

Core StackPython Linux React JavaScript TypeScript Node.js Next.js Laravel PHP Tailwind CSS Docker GitLab MySQL InfluxDB MongoDB GraphQL Figma Shopify UART I2C CAN Ethernet Wi-Fi Git REST CSS HTML Liquid Shopify CLI OAuth+32 more

What Zellerfeld Shoe Company Inc. Is Building

◆Challenges

Optimizing control software performance
Equipment downtime
Parts scarcity
Integrating hardware and software systems
Refactor and optimize existing software
Develop new tools and services
Transforming simple sales channel
Complex product fulfillment
Scalable integrations
Solve complex business problems

▲Active Projects

Develop new tools and services from footscan to consumer
Factory of tomorrow
Next-generation 3d printing control software
Develop investor communications materials
Refactor existing software
Remote diagnostics and fleet management
Custom shopify app development
Advanced theme architecture
Api & systems integration
Communication interfaces for microcontrollers

Hiring Activity

Decelerating30 roles · 6 in 30d

Department

Engineering

Manufacturing

Ops

Finance

Logistics

Seniority

Mid

Senior

Junior

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About Zellerfeld Shoe Company Inc.

Zellerfeld designs and manufactures customized 3D-printed shoes through a marketplace model launched in 2020. The company operates from Hamburg with 11–50 employees, positioned as both a software platform (online designer marketplace, Shopify-integrated storefront) and a vertically integrated manufacturer (in-house printing technology, custom firmware for hardware control). The business spans product design tools, end-to-end manufacturing automation, and logistics fulfillment. Recent hiring activity shows acceleration in engineering and manufacturing roles alongside efforts to stabilize factory operations and refactor core software systems.

HeadquartersHamburg

Company Size11–50 employees

Founded2020

Hiring MarketsGermany, United States

Frequently Asked Questions

What tech stack does Zellerfeld use?

Backend: Python, Node.js, Laravel/PHP. Frontend: React, Next.js, Tailwind CSS. Hardware: UART, I2C, CAN, Ethernet, Wi-Fi, Linux. Data: MySQL, MongoDB, InfluxDB. E-commerce: Shopify with custom Liquid apps. DevOps: Docker, GitLab.

What is Zellerfeld working on?

Next-generation 3D printing control software, remote diagnostics and fleet management, refactoring existing systems for performance, custom Shopify app development, and footscan-to-consumer tools. Factory automation and hardware-software integration are current focus areas.