AI Systems Engineer

Welevel; München; On-site; EUR 70,000 - 90,000; Full time

Benefits offered by this job

Relocation assistance

Central Munich location

Competitive salary

Job summary

Welevel in Munich seeks a backend engineer to design and build the backend for intelligent NPC interactions, game-integrated language models, and narrative-aware behavior. You will develop FastAPI services, manage data pipelines, and connect backend systems to Unreal Engine 5 gameplay.

Join a multidisciplinary team in a central Munich studio, with relocation assistance, a competitive salary, and a creative, collaborative environment. Onsite work is required in Munich, Germany.

Qualifications

• 3+ years of backend or fullstack engineering experience.
• Proficiency in Python and FastAPI.
• Experience designing APIs for real-time or player-facing systems.
• Valid EU work authorization.

Responsibilities

• Design, build, and maintain FastAPI backend for game-integrated AI systems.
• Structure PostgreSQL databases for player memory, NPC context, and world data.
• Own Docker-based deployment and CI/CD pipelines for internal and live systems.
• Collaborate with gameplay and narrative teams for seamless API/game integration.
• Build developer tools to simulate, test, and debug prompt flows and AI behaviors.
• Monitor, scale, and improve platform performance and reliability.
• Contribute to core gameplay systems shaping immersive storytelling.

Skills

3+ years backend

Python

FastAPI

APIs design

Real-time systems

Tools

Docker

CI/CD

Unreal Engine 5

Job description

Why us?

• Work from our studio in the heart of Munich, alongside a passionate, multidisciplinary team.
• Free beverages, regular team activities, and a creative, collaborative environment.
• Shape a blockbuster AAA title from the ground up.

Your Role

Design and build the backend systems that power intelligent NPC interactions, game-integrated language models, and narrative-aware behavior. The position involves developing FastAPI services, managing data pipelines and deployment workflows, and connecting backend systems to gameplay in Unreal Engine 5. This role combines backend engineering with AI systems work across infrastructure, tool design, and real-time gameplay integration.

Responsibilities

• Design, build, and maintain FastAPI backend for game-integrated AI systems
• Structure PostgreSQL databases for player memory, NPC context, and world data
• Own Docker-based deployment and CI/CD pipelines for internal and live systems
• Collaborate with gameplay and narrative teams for seamless API/game integration
• Build developer tools to simulate, test, and debug prompt flows and AI behaviors
• Monitor, scale, and improve platform performance and reliability
• Contribute to core gameplay systems shaping immersive storytelling

Requirements

• 3+ years of backend or fullstack engineering experience
• Proficient in Python and FastAPI
• Strong PostgreSQL experience (schema design, indexing, optimization)
• Experience designing APIs for real-time or player-facing systems
• Ability to work onsite in Munich, Germany
• Valid EU work authorization

What we offer

• The opportunity to work on an ambitious AAA title.
• A dynamic, fast-moving work environment.
• Competitive salary and benefits, including relocation assistance.
• A central Munich location.