Senior Full-Stack Engineer, AI (m/f/d)

Edri; Essen; Hybrid; EUR 90,000 - 130,000; Full time

Benefits offered by this job

Hybrid working

Workation within EU

Competitive salary

Company pension

Training budget €5,000/year

Welcome gifts & hardware

Job summary

EDRI, part of E.ON Drive Infrastructure (EDRI), is hiring a Full-Stack AI Engineer to build the internal platform enabling AI solutions across hundreds of colleagues. You’ll work across frontend, backend, infrastructure, and AI integration, taking ownership from architecture to production.

You will design a modular architecture, develop intuitive frontends, build APIs, and integrate ML models. Security by design, authentication, access controls, and scalable performance are central to the role.

Qualifications

• Built a product from scratch.
• Production-grade web apps from frontend to infrastructure.
• Strong TS and React or similar frontend tech.
• Backend with Node.js and/or Python.
• Experience scaling and securing apps (performance, caching, load testing, auth).
• Hands-on experience with LLMs or ML models in apps.
• Cloud platforms, containers, CI/CD; Azure/AWS/GCP.
• Strong ownership and ability to work with little detail.
• Nice to have streaming or real-time interfaces.
• Nice to have SSO / identity platforms like Microsoft Entra ID.

Responsibilities

• Build internal AI platform from scratch for all AI solutions.
• Design modular architecture to integrate new AI solutions quickly.
• Develop intuitive frontends including conversational, generative, and streaming interfaces.
• Build backend services and APIs, integrating models and services.
• Implement authentication, role management, access controls, and secure integrations.
• Ensure scalability and performance for hundreds of users and millions of requests.
• Own platform reliability, security, monitoring, latency, and cost in production.
• Evaluate emerging AI models and tooling and integrate value-added solutions.
• Develop a secure self-service environment with guardrails for colleagues.

Skills

TypeScript

React

Node.js

Python

Performance optimization

Authentication

LLM integration

Cloud platforms

CI/CD

Ownership mindset

Education

Bachelor's degree in Computer Science or related

Tools

Azure

AWS

GCP

Docker

Kubernetes

CI/CD pipelines

Job description

Your mission Our Data Scientists and AI/ML Engineers build AI solutions. You make them usable for everyone at EDRI. As a Full-Stack AI Engineer in our newly established AI UNIT within E.ON Drive Infrastructure (EDRI), a special unit built and run like a startup, you will build the internal platform that makes AI solutions accessible to hundreds of colleagues across EDRI. You will work across frontend, backend, infrastructure, and AI integration, taking full ownership from the initial architecture to reliable operation in production. Where this is heading: every colleague builds their own applications with AI coding tools, while login, backend, security, and hosting are set up automatically - and you design it. You report to our Head of AI Strategy.

Your Responsibilities

• Build our internal AI platform from scratch and develop it into one central place for all AI solutions
• Design a modular architecture that allows new AI solutions to be integrated and launched quickly
• Develop intuitive frontends, including conversational, generative, and streaming interfaces
• Build backend services and APIs, integrating models and services developed by our AI/ML Engineers
• Implement authentication, role management, access controls, and secure system integrations - security by design
• Ensure scalability and performance for hundreds of users and millions of requests through load testing, caching, and continuous optimization
• Own the platform's reliability, security, monitoring, latency, and cost in production
• Evaluate emerging AI models, AI tooling, and agentic systems and integrate solutions that add value
• Develop a secure self-service environment, within clear guardrails, that enables colleagues to create their own AI-powered applications

Your profile

• You have built a product from scratch
• Must have Proven experience building and operating web applications in production from frontend to infrastructure
• Strong skills in TypeScript and React or similar frontend technologies
• Backend development experience with Node.js and/or Python
• Experience scaling and securing applications, including performance optimization, caching, load testing, and authentication
• Hands-on experience integrating LLMs or machine learning models into applications
• Experience with cloud platforms, containers, and CI/CD - we run on Azure, AWS or GCP experience transfers
• Strong ownership mindset and the ability to work effectively without detailed specifications
• Nice to have Streaming or real-time interfaces
• Nice to have Single sign-on and identity platforms such as Microsoft Entra ID

Why us?

People take centre stage: Become part of a dynamic, ambitious and agile team that develops solutions for the eMobility market and be part of our EDRI events

Benefits

• With us, you get the best of both worlds - 100% start-up with the support of a large company
• The freedom you need: We offer you hybrid working with flexible working hours
• Workation: Enjoy the flexibility to work temporarily from abroad - within the EU
• You will receive a competitive salary
• A company pension scheme is of course also one of the benefits with us
• Sustainable learning opportunities: We support you with a training budget of 5,000 euros per year
• You get everything you need to get started: onboarding with welcome gifts and all the hardware you need

Contact Diversity counts at E.ON. We welcome all people and are convinced that differences make us stronger. Become part of our inclusive and diverse corporate culture!