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Senior Full Stack Developer (f/m/d)

Company:
Undisclosed
Location:
Aachen, North Rhine-Westphalia, Germany
Posted:
December 04, 2025
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Description:

OSPHIM GmbH

Senior Full Stack Developer

Aachen, Germany (hybrid)

Employee Software Development

OSPHIM revolutionizes human-machine cooperation in injection molded parts production. We help customers reduce setup times, scrap rates, and energy consumption, saving them money, time, and effort. Our platform offers companies process optimization options offline or in real time without needing to write code. Using a combination of machine learning models and expert knowledge through a web-based interface, OSPHIM is the result of years of research.

Tasks Your m

Implement functional pages and UI-components

Expand and improve our ever growing REST-API

Influence design decisions of our database models and code base

Analyze and optimize database performance

Contribute to our DevOps cycle from ideation over implementation to delivery

Uphold high coding standard to ensure the health and scalability of our code base

Write tests for business critical functions and systems

Document and own your work

Critically assess the UX of a given workflow within the application and discuss with the team

Requirements Your Profile

The following criteria outline an ideal candidate Quickly grasp requirements, challenge assumptions, and propose better approaches

Contribute openly and collaborate to shape solutions

Identify and drive improvements in code, product, or processes

You value clear communication and good documentation of your work, especially when working remotely

At least 5 years of professional experience developing full stack applications

Solid experience with modern frontend frameworks (ideally Svelte/SvelteKit)

Strong understanding of REST API design principles

Hands-on experience with relational databases and how to optimize performance

Extensive practical experience with Docker

Bonus points for Background in DevOps (Kubernetes, Azure, CI/CD pipelines)

Additional expertise with Azure services

Our toolkit

As a Deep-Tech Company we employ a fairly large toolkit to cover our needs. Among others, these are Frontend: Svelte 5 with SvelteKit, Tailwind CSS, shadcn

Backend: NestJS, Drizzle ORM, Redis, PostgreSQL and SeaweedFS

Microservices: Python, C#

Infrastructure: Azure, Docker, Kubernetes, Kafka, Github

Design: Figma

Communication/Team: Slack, Miro, Notion

Benefits At OSPHIM, we thrive on innovation, collaboration, and a passion for advancing human-machine cooperation in injection molded parts production. Our dynamic environment blends creativity with cutting-edge technology, and every team member is vital to our mission.

We encourage curiosity and out-of-the-box thinking, celebrating new ideas and pushing technological boundaries. Our team is dedicated to making a meaningful impact by reducing settling times, scrap rates, and energy consumption in manufacturing.

Inclusive Culture: Join a diverse and inclusive team where different perspectives are valued and everyone’s voice is heard

Output-Focused: We measure success by the quality and impact of your work. Your contributions will directly influence our projects and goals

Ownership: Take full ownership of your tasks and projects. We encourage initiative and innovation, giving you the space to bring your ideas to life. While we always offer support and guidance, we do not micromanage

Growth Potential: We are committed to your professional development. Gain hands-on experience, learn from industry experts, and access opportunities to expand your skill set

Continuous Learning: Our complex product offers endless opportunities to gain knowledge across diverse areas

Collaborative Environment: Work alongside a team of passionate professionals who are always willing to share knowledge and support each other

Innovation-Driven: Be part of a forward-thinking company that values creativity and encourages you to explore new technologies and solutions

If the described position above piques your interests and experience, don’t hesitate to contact us!

See you soon at OSPHIM!

OSPHIM GmbH Website

Contact Person LD

Louisa Desel Recruiting Team

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