Senior Full-Stack Engineer

Axel springer

5+ Years | Berlin, Germany (On Site) | Full Time | 3 months ago

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Job Summary

Design, build, and operate AI-powered features across the entire stack, from frontend to scalable microservices. Implement intelligent content personalization, newsroom automation, and generative journalism tools. Lead impactful special projects, from rapid prototypes to full-scale systems, influencing technical direction and strategic outcomes. Work in cross-functional teams (engineering, product, editorial), owning projects from concept to production. Manage infrastructure and CI/CD pipelines (cloud, containers) for stable and performant systems. Explore and apply cutting-edge AI/ML technologies like LLMs, recommendation systems, RAG architectures, and multimodal AI. Mentor colleagues, conduct code reviews, and foster technical excellence. Translate complex AI/tech topics into clear language for various stakeholders.

Must Have

5+ years full-stack engineering experience
Build modern web apps & distributed systems
Comfortable with React frontend
Comfortable with Golang/Python backend
Proficient in AWS/Docker/Kubernetes/DevOps
Interest in AI/ML technologies
Polyglot mindset & adaptability
Solution-oriented with 'just do it' mentality
Excellent English communication skills
Agile mindset

Good to Have

Hands-on AI/ML experience (API, models, RAG, recommendation)
Experience with AI tools (Cursor, Cline, Claude Code)

Job Description

Was du bei uns bewegst:

design, build, and operate AI-powered features across the entire stack – from frontend to scalable microservices
implement intelligent content personalization, newsroom automation, and generative journalism tools
lead impactful special projects, from rapid prototypes to full-scale systems, with strong influence on technical direction and strategic outcomes
work in cross-functional teams (engineering, product, editorial) and own projects from concept to production
manage infrastructure and CI/CD pipelines (cloud, containers) to ensure stable and performant systems
explore and apply cutting-edge AI/ML technologies (e.g. LLMs, recommendation systems, RAG architectures, multimodal AI)
mentor colleagues, conduct code reviews, and foster technical excellence across the team
translate complex AI/tech topics into clear language for technical and non-technical stakeholders

Was du mitbringst:

5+ years of full-stack engineering experience with significant experience building modern web applications and distributed systems
you should feel equally comfortable developing well-crafted front-end
UIs (e.g. in React or similar) and scalable back-end services/APIs in Golang and Python
proficient in cloud platforms (AWS or similar), containerization (Docker/Kubernetes), and DevOps practices
strong interest and preferably hands-on experience in AI/ML technologies (API integration, models, RAG systems, or recommendation engines) and experience with AI development tools like Cursor, Cline, Claude Code is a plus
bring a polyglot mindset and a high degree of adaptability and curiosity – you learn quickly, adapt easily, and are not afraid to venture outside your comfort zone
solution-oriented mindset and a “just do it” mentality is key – you prefer shipping value over chasing perfection and are confident, driven, and open to try new things
excellent communication skills in English and ability to work closely with non-technical stakeholders
agile mindset, comfortable with ambiguity, and eager to bring startup energy to a fast-moving environment

14 Skills Required For This Role

Cross Functional Communication Problem Solving Agile Development React Prototyping Aws Ci Cd Docker Front End Microservices Kubernetes Back End Python

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