Senior Backend Engineer (.NET)

TL;DR

Senior Backend Engineer (.NET): Building the Storefront API from scratch for hirify.global's hospitality platform with an accent on production-grade, multi-tenant architecture and AI integrations. Focus on designing scalable REST APIs, implementing security and observability, and enabling agentic booking experiences powered by LLMs.

Location: Munich, Germany (flexible remote, hybrid, or office; free public transport across Germany)

Company

hirify.global is the world’s most open, API-first property management platform powering hospitality operations with modular, AI-powered infrastructure.

What you will do

• Design and implement the production-grade, multi-tenant Storefront API for seamless integration with external platforms and AI agents.
• Own the full API lifecycle including schemas (OpenAPI), versioning, authentication, rate limiting, documentation, and monitoring.
• Integrate with .NET microservices, event-driven systems (Kafka), and complex distributed architecture.
• Deploy and manage services in AWS using Docker and infrastructure as code.
• Collaborate with AI engineers on agent-based workflows and LLM integrations.
• Define best practices for API design, system architecture, and code quality.

Requirements

• Proven experience building and operating production-grade APIs at scale.
• Strong expertise in REST API design and architecture.
• Solid experience with C# / .NET 8+.
• Hands-on 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.

Nice to have

• Experience with event-driven systems (Kafka), multi-tenant SaaS, or developer-facing APIs.
• Exposure to LLM integrations, agent-based systems, Python, or frontend frameworks.
• Background in hospitality tech.

Culture & Benefits

• Diverse international team from over 20 nationalities with autonomy, ownership, and collaboration.
• Growth opportunities including 360° feedback, learning budget, and career framework.
• Flexible work: remote, office, or hybrid focused on results.
• 30 days vacation, EGYM Wellpass for gyms/wellness, free Deutschland Ticket public transport.
• Team events like dinners, meetups, Oktoberfest, and Christmas parties.
• Competitive compensation based on benchmarking.