Senior Full Stack Engineer
eurowings-digital.jobs.personio.com · Köln
About The Role
Job overview
As a Senior Full Stack Engineer, you will build and scale critical digital products across the full stack, mainly within the Ops Digital Heartbeat initiative. This program focuses on creating scalable, data-driven solutions for operational processes. You will own complex systems, shape architecture, and work closely with engineering and domain teams to deliver modern cloud-native solutions. This includes integrating data pipelines, enabling analytics, and driving automation to improve decision-making and execution. The work is delivered iteratively, with a strong focus on modular design and continuous optimization of operational systems.
What you will do
Integrating mathematical optimization engines and Generative AI capabilities into production-grade enterprise applications (key part of this role)
Design and implement end-to-end features across backend and frontend
Build and evolve scalable microservices and APIs using Java (Spring Boot)
Develop high-quality frontend applications using Vue.js
Ensure high code quality through testing, code reviews, and engineering best practices
Collaborate closely with Product, Design, and Engineering teams
Optimize systems for performance, scalability, and reliability
Support and mentor other engineers through technical guidance and feedback.
Job Title
Senior Full Stack Engineer
Job Subtitle
Java
What you will need
Core Skills: 5+ years of experience in software engineering; Strong expertise in Java and Spring / Spring Boot; Experience building microservices and REST APIs at scale; Solid frontend experience with React or Vue; Strong knowledge of JavaScript / TypeScript, HTML, CSS
Platform & Engineering Practices: Experience with cloud platforms (Azure, AWS, or GCP); Strong understanding of containerization (Docker) and Kubernetes; Experience with CI/CD and DevOps collaboration; Strong knowledge of testing strategies (unit, integration, end-to-end); Understanding of performance, security, and scalability principles
Collaboration: Proven experience working in cross-functional teams; Strong communication and stakeholder management skills.
Nice to have
Exposure to or experience with Operations Research (OR) concepts and ecosystems: MILP/LP modeling, constraint programming, scheduling, routing, forecasting
Experience with agent frameworks and protocols (e.g., LangGraph, Pydantic AI, Model Context Protocol / MCP).
What you will bring
Strong expertise in system design and clean architecture principles
Ability to drive technical decisions and influence team direction
Ownership mindset with end-to-end accountability
Pragmatic decision-making balancing speed, quality, and business needs
Ability to mentor and elevate team engineering standards
Proactive communication and a mindset of continuous improvement.
Inclusivity
- all genders
- Workplace type
- Hybrid
This is an external listing. JobSpring does not represent or verify the employer. Report this listing
JobSpring