Backend Engineer (.NET) (f/m/d)

Join Apaleo and Shape the Future of Hospitality Tech!

Apaleo is the world's most open, API-first property management platform powering the next generation of hospitality operations. Its modular, AI-powered infrastructure enables hoteliers to customise their tech stack, automate routine work, and deliver seamless, personalised guest experiences, powered by best-in-class apps and autonomous AI agents that adapt to every stay. 

If you're driven by the idea of making hospitality smarter, more human, and powered by cutting-edge technology, we'd love to hear from you. We're currently seeking a Mid-Level Backend Engineer to join our team. 

What You'll Be Up To 

• Implement and extend backend services for the platform using .NET 10 running in Docker containers. 

• Develop features end-to-end, from database design through business logic to RESTful APIs. 

• Contribute to keeping the platform scalable, reliable, and maintainable. 

• Monitor services in production and help identify and resolve issues early. 

• Write clean, well-tested code, including unit and e2e tests. 

• Take ownership of technical projects, driving end-to-end delivery while collaborating closely with product managers, frontend engineers, and other backend engineers 

• Be part of an agile team where your ideas and feedback are encouraged and valued 

What You'll Bring to the Team 

• A degree in Computer Science, a related technical field, or equivalent practical experience. 

• Experience independently delivering backend features end-to-end in a cloud environment. 

• Solid experience with .NET / C# backend development. 

• Hands-on experience with at least some of the following:  

• Relational databases such as PostgreSQL 

• Docker and basic containerized workflows 

• Cloud platforms such as AWS 

• Message-based or asynchronous systems (e.g., Kafka or equivalents) 

• Familiarity with microservices concepts and API-driven architectures. 

• Comfortable breaking down tasks, estimating work, and delivering features incrementally. 

• Experience or interest in using AI-assisted coding tools (e.g., Claude Code, Cursor, GitHub Copilot) to improve productivity and code quality. 

• Fluent in English. 

Nice to have 

• First experience with Kafka or other streaming / messaging systems. 

• Exposure to Kubernetes / ECS or cloud-native DevOps practices. 

• Basic experience with performance tuning or database optimizations. 

• Experience working in SaaS or API-first products. 

What We Offer 

Culture & Growth 

• A Diverse & International Team: Work alongside passionate professionals from o