Senior Full Stack Engineer (m/w/d) - Köln

Draxon GmbH

Raum Köln

Dein Job

Senior Full Stack Engineer: Develop excellent software! | Cologne | Full-time | Start asap | English (fluent) & German (very good)

Founded by the founders of Westwing and Flaconi, at Draxon, we’re building the future of workforce training – combining the power of Virtual Reality and Artificial Intelligence to transform how frontline teams learn in high-risk industries. Our mission is bold: make training faster, safer, and dramatically more effective in sectors like airports and airlines.

We’re early — and moving fast. We’re backed by leading investors, Point Nine and HV Capital, and already working with major clients. If you’re excited about shaping a company from the ground up and solving real-world problems with cutting-edge technology, Draxon is the place to do it. Joining our team now is an opportunity to help build a next-generation company – AI-native, innovative, lean and obsessively focused on delivering real impact.

Benefits

Modern work environment using the latest web technologies
Close collaboration with experienced development teams and AI experts
Office in Cologne (5 days/week on-site)
Public transport ticket for a stress-free commute
Free coffee & drinks
Flat hierarchies and hands-on mentality

Ready to Join?

Send us your CV or LinkedIn – and a short message on why this is your next move.

Dein Profil

Tasks

Architecture, development, and maintenance of our Learning Management System (LMS) and internal web tools
Design and implementation of scalable backend services using Node.js & TypeScript (Express, NestJS)
Development of modern frontends with TypeScript (React, Next.js)
Database modeling/management with relational and NoSQL systems, including ORMs
Definition and implementation of API interfaces (REST, GraphQL)
Setup and maintenance of CI/CD pipelines (GitHub Actions, Jenkins, etc.)
Containerization (Docker) and orchestration (Kubernetes or similar)
Monitoring, logging, and performance optimization in cloud environments (AWS)

Requirements

5+ years of experience in backend development with Node.js & TypeScript
3+ years of experience in frontend development with TypeScript and React or Next.js
Solid knowledge of REST and/or GraphQL
Proficient with relational databases (PostgreSQL)
Experience with Docker, Kubernetes, and cloud providers (AWS)
Hands-on experience with CI/CD tools (GitHub Actions, Jenkins, etc.)
Experience with testing frameworks (Jest, Cypress)
Experience with microservice architectures and event-driven systems
Fluent English, very good German language skills
Structured, solution-oriented work style and a strong sense of responsibility