Senior Full Stack Engineer at Eurowings Digital GmbH

Cologne, North Rhine-Westphalia, Germany -

Full Time

Start Date

Immediate

Expiry Date

10 Sep, 26

Salary

0.0

Posted On

12 Jun, 26

Experience

5 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

Java, Spring Boot, Vue.js, React, TypeScript, JavaScript, Microservices, REST APIs, Azure, AWS, GCP, Docker, Kubernetes, CI/CD, System Design, Generative AI

Industry

Information Technology & Services

Description

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 Integrate mathematical optimization engines and Generative AI capabilities into production-grade enterprise applications 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 Job Introduction 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. Eurowings Digital Benefits Inclusivity all genders Workplace type Hybrid Apply now! About us We are dreamers, doers, and enthusiasts! Our mission is to enable our customers on leisure and/or business travel to enjoy a seamless travel booking experience from the tip of their fingers. Therefore, we are continuously working passionately on providing diverse and attractive offers on our online booking platforms Eurowings & Eurowings Holidays and mobile Apps to empower our customers with relevant information and smart digital services throughout their travel experience.

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Responsibilities

Build and scale critical digital products and data-driven solutions for operational processes within the Ops Digital Heartbeat initiative. Integrate mathematical optimization engines and Generative AI into production-grade enterprise applications while mentoring other engineers.