Backend Architect - Python (m/f/d)

To support our growing team, we are looking for an experienced Backend Engineer to work closely with our engineering and product leadership. In this role, you will take a hands‑on and high‑ownership approach to shaping and building our backend architecture from the ground up. This includes designing scalable, secure, and high‑performance systems, defining robust APIs and data models, and aligning Kubernetes‑based infrastructure with backend services to enable seamless integration between our simulation and inference platforms in a fast‑moving AI‑driven environment.

This role is open to remote/hybrid candidates based in Germany.

Your mission

• Responsible for shaping the backend architecture from the ground up - ensuring scalability, security, and performance
• Integrate our simulator platform with the inference platform to deliver a seamless end‑to‑end system
• Define and evolve backend patterns, APIs, and data models to support complex simulation workflows
• Align Kubernetes orchestration strategies with backend design for optimal scalability and reliability
• Collaborate closely with frontend, UI/UX, and infrastructure teams to ensure cohesive system design
• Build backend services capable of handling large‑scale, data‑intensive, and latency‑sensitive operations

Your profile

• Experience in designing and implementing backend architecture from scratch in production systems
• Expertise in Python (5+ years) and modern backend frameworks (FastAPI, Django, or similar)Deep understanding of distributed systems, data modeling, and API design for complex integrations
• Strong foundation in security architecture to safeguard sensitive data at scale
• Ability to design for low latency, and resilience under heavy workloads
• Expertise in applying modern software architecture patterns for modularity, extensibility, and maintainability
• Comfortable guiding technical decisions across cross‑functional teams, including frontend, UI/UX, and infrastructure engineering

Nice‑to‑have

• Web communication technologies (WebSockets, Server‑Sent Events)
• Metric databases (VictoriaMetrics, Prometheus, ClickHouse)
• Relational and NoSQL databases (PostgreSQL, Redis, MongoDB)
• Object storage systems (S3, MinIO)

Why us?

• Build something big: Help build and scale a fast‑growing AI infrastructure startup
• Pay & perks: Competitive compensation with a performance‑based incentive, subsidized Deutschlandticket, and access to a discount portal
• Work your way: Flexible hours with hybrid and remote‑friendly* options
• Fast lanes, no red tape: Flat hierarchies and rapid decision‑making mean ideas ship quickly
• Global team: Work with a diverse, international team across Germany and the USA
• Modern headquarters: Well‑stocked office near the Heidelberg Hauptbahnhof, available on a hybrid basis or as a place to connect during our quarterly team workshops
• Top setup: Your choice of high‑quality hardware and equipment

Turbalance is committed to providing a respectful, safe, and inclusive workplace. Diversity at Turbalance means fostering an environment where individual differences are recognized, valued, and respected, enabling everyone to fully contribute their talents and strengths.

This commitment begins with our recruitment process. If you require any accommodations to support your application or interview, please let us know as we are happy to assist.