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APApaleo

Senior Backend Engineer (.NET)(m/w/x)

München
Full-timeWith Home OfficeSenior
AI/ML

Building a multi-tenant Storefront API from scratch for hospitality tech. Proven production-grade API experience required. Dedicated learning budget, flexible remote/hybrid options.

Requirements

  • Proven experience building production-grade APIs at scale
  • Strong expertise in REST API design and architecture
  • Solid experience with C# / .NET 8+
  • Hands-on experience with AWS, Docker, and infrastructure as code
  • Strong understanding of microservices and distributed systems
  • Ability to work independently and make architectural decisions
  • Interest in AI systems and integrations
  • Self-starter attitude and ownership
  • Comfortable with ambiguity in evolving environments
  • Pragmatic decision-maker balancing speed and scalability
  • Builder mindset, enjoys creating systems from scratch
  • Curiosity about AI and backend systems
  • Experience with event-driven systems (Kafka or similar)
  • Experience with multi-tenant SaaS architectures
  • Experience with developer-facing or public APIs
  • Exposure to LLM integrations or agent-based systems
  • Python
  • Experience with any major frontend framework
  • Background in hospitality tech (not required)

Tasks

  • Build the Storefront API from scratch
  • Design and implement a production-grade, multi-tenant API
  • Enable seamless integration with external platforms and AI agents
  • Ensure scalability, reliability, and high performance
  • Own the full API lifecycle
  • Define API schemas and contracts (OpenAPI)
  • Implement versioning strategies and backward compatibility
  • Design authentication, authorization, and security patterns
  • Build rate limiting and usage controls
  • Ensure strong documentation and developer experience
  • Set up monitoring and observability
  • Integrate with existing .NET microservices
  • Connect to event-driven systems (Kafka or similar)
  • Navigate and improve a complex distributed architecture
  • Deploy and manage services in AWS
  • Work with Docker and containerized environments
  • Contribute to infrastructure as code practices
  • Partner with AI engineers to enable agent-based workflows
  • Build APIs that integrate with LLM-powered systems
  • Help evolve the platform toward AI-native product capabilities
  • Define best practices for API design
  • Define best practices for system architecture
  • Define best practices for code quality and maintainability
  • Contribute to how the ecosystem team scales and operates

Work Experience

  • approx. 4 - 6 years

Education

  • Bachelor's degreeOR
  • Master's degree

Languages

  • EnglishBusiness Fluent

Tools & Technologies

  • C#
  • .NET 8+
  • AWS
  • Docker
  • Kafka
  • Python

Benefits

Mentorship & Coaching

  • 360° feedback reviews

Learning & Development

  • Dedicated learning budget

Flexible Working

  • Flexible work options
  • Remote work options
  • Hybrid work setup

Public Transport Subsidies

  • Fully covered Deutschland Ticket

Team Events

  • Regular team dinners
  • Company meetups
  • Oktoberfest celebrations
  • Christmas parties
  • Offsite events

More Vacation Days

  • 30 days of vacation

Healthcare & Fitness

  • EGYM Wellpass membership
Find the original job posting in its most current version here. Nejo automatically captured this job from the website of Apaleo and processed the information on Nejo with the help of AI for you. Despite careful analysis, some information may be incomplete or inaccurate. Please always verify all details in the original posting! Content and copyrights of the original posting belong to the advertising company.

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