Backend Engineer | Rust & Python (m/f/d) | Legal AI Tech Start-up | Fully Remote

AI startup developing Noxtua, Europe's first sovereign Legal AI, born out of research at Oxford University and Imperial College London.
Backend
Mid-Level Software Engineer
Remote
11 - 50 Employees
2+ years of experience
AI · Enterprise SaaS · Legal Tech

Description For Backend Engineer | Rust & Python (m/f/d) | Legal AI Tech Start-up | Fully Remote

Xayn AG, an innovative AI startup born from research at Oxford University and Imperial College London, is seeking a Backend Engineer to join their team developing Noxtua, Europe's first sovereign Legal AI solution. The company, founded in 2017, has secured €19.5M in funding and maintains a strong academic focus with 30% PhDs in their workforce.

As a Backend Engineer, you'll be instrumental in developing privacy-first Legal AI solutions, working with cutting-edge technologies including Rust and Python. You'll join a technical team of around 10 individuals, either working remotely or from the Berlin office, focusing on building scalable, high-performance backend services and implementing AI-driven features.

The role involves close collaboration with AI researchers and engineers, working on core APIs, managing tenant services, and integrating AI libraries. You'll be using a modern tech stack including AWS, Docker, Kubernetes, PostgreSQL, and Redis, while following best practices in security and scalability.

The ideal candidate should have strong proficiency in Rust and Python, with at least 2 years of Rust experience, and expertise in backend development including database integration and security practices. The position offers flexible working hours, generous vacation time, remote work options, and comprehensive equipment support.

Working at Xayn means joining a team at the forefront of Legal AI technology, developing solutions that help legal professionals while maintaining high standards of confidentiality and compliance with European data protection regulations. Under the leadership of Simon, who heads the Tech Team with over 15 years of software development experience, you'll contribute to solving real-life problems through product-driven development.

Last updated 4 hours ago

Responsibilities For Backend Engineer | Rust & Python (m/f/d) | Legal AI Tech Start-up | Fully Remote

  • Develop and maintain scalable backend services using Rust
  • Design, develop, and deploy secure and robust APIs
  • Manage Service and Tenant APIs using Python
  • Integrate AI libraries primarily in Python
  • Optimize algorithms and system performance
  • Contribute to platform development
  • Collaborate with AI Engineers, DevOps, and Frontend Developers

Requirements For Backend Engineer | Rust & Python (m/f/d) | Legal AI Tech Start-up | Fully Remote

Python
Rust
PostgreSQL
Redis
Kubernetes
  • EU Working Permission
  • Fluent English
  • Strong proficiency in Rust and Python with at least 2 years of Rust experience
  • Expertise in backend development including PostgreSQL, Docker, and OAuth
  • Solid understanding of system architecture
  • Strong problem-solving and algorithmic skills
  • Test-driven development mindset

Benefits For Backend Engineer | Rust & Python (m/f/d) | Legal AI Tech Start-up | Fully Remote

  • Flexible working hours (32-40h/week)
  • 26 vacation days + December 24th & 31st off
  • 100% remote work possible (given a German residence)
  • Urban Sports Club Membership discounts
  • Equipment provided (Laptop, second screen, keyboard)

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