Staff 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. What You’ll Be Up To Architecting and developing scalable, reliable, and maintainable backend systems in a modern tech environment. Championing architectural decisions and leading design discussions with a clear focus on long-term impact and cross-team alignment. Mentoring engineers and driving technical excellence through collaboration. Proactively identifying opportunities for technical innovation, system evolution, and performance improvements, especially in areas where AI and automation can play a role. Building and maintaining internal tools and infrastructure (AWS, Terraform) to empower teams to deliver faster and more reliably. Ensuring high platform availability by implementing best practices for observability, logging, and operational excellence. Participating in on-call rotations and stepping in as a reliable problem solver during incidents. What You’ll Bring to the Team 8+ years of experience in backend development, with several years in a staff-level or technical leadership role. Expert-level knowledge of C# (.NET 8+) and strong hands-on experience with PostgreSQL (or solid SQL chops). Proven experience designing and scaling distributed systems in cloud-native environments (preferably AWS ). Comfortable working with containerized services and infrastructure-as-code (Docker, ECS, Kubernetes, Terraform). Hands-on experience with AI-assisted development tools (e.g., GitHub Copilot , Cursor AI , ChatGPT , Amazon CodeWhisperer ) to boost productivity, solve complex bugs, or auto-generate boilerplate code and documentation. A growth mindset and constant curiosity about how AI and automation can accelerate development, improve quality, and reduce toil. Strong advocate for AI enablement across engineering you think beyond code. Excellent collaboration and communication skills, you’re able to clearly articulate your ideas, especially when introducing new tech like AI to cross-functional teams. A pragmatic approach to problem-solving, you know when to build custom vs. leverage existing AI tools. Experience with event-driven systems and streaming technologies (Kafka is a plus). Fluent in English. What We Offer Culture & Growth A Diverse & International Team: Work alongside passionate professionals from over 20 nationalities, bringing unique cultural perspectives, backgrounds, and experiences to shape the future of hospitality tech. Growth & Development: As we scale, so do your opportunities. You’ll benefit from 360° feedback reviews, a dedicated learning budget, and plenty of chances to take on more responsibility. Our evolving career framework ensures you have increasing opportunities to learn new skills, advance your career, and make an impact. Autonomy & Ownership: Great ideas can come from anywhere. We empower you to take responsibility, make decisions, and contribute directly in an environment built on trust, transparency, and collaboration. Shape the Future of Hospitality Tech: Be part of a fast-growing scale-up transforming the hospitality industry. From day one, your work drives real impact and you’ll have the freedom to bring your ideas to life. Competitive & Fair Compensation: We believe great work deserves great pay. Our salaries are competitive and guided by benchmarking data to ensure fairness across all roles and teams. We make sure to recognize and reward performance and contribution. Perks & Lifestyle Flexible & Remote Work Options: We focus on results, not clocking hours. You can work from home, the office or in a hybrid setup, with flexibility to adapt your schedule as long as it makes sense for your role, your team and our business. Free Public Transport: Travel across Germany with ease using our fully covered Deutschland Ticket . Team Connection: Strong connections fuel collaboration. We celebrate and connect through regular team dinners, company meetups, Oktoberfest celebrations, Christmas parties, and other offsite events. Paid Time Off: Enjoy 30 days of vacation to fully disconnect, recharge, and return inspired. Health & Wellbeing: Prioritize your health with access to hundreds of gyms, fitness studios, and wellness options through our EGYM Wellpass membership. How you make an impact joining Apaleo: Joining Apaleo means more than just taking on a role, it’s about driving real change in the hospitality industry. Your contributions will directly shape our innovative platform, influence company-wide decisions, and help redefine the future of hospitality tech. At Apaleo, your voice matters, your ideas are valued, and your impact is tangible. Be part of a team where your work fuels progress, collaboration sparks innovation, and growth is a shared journey. We are proud to be an Equal Opportunity and Affirmative Action Employer, committed to fostering a diverse, inclusive, and welcoming workplace. We encourage applications from individuals of all backgrounds, regardless of race, color, religion, gender identity or expression, sex, national origin, age, marital status, disability, or any other characteristic protected by applicable law. Your personal data will be handled with the utmost care and in compliance with GDPR and relevant data protection regulations. We celebrate differences and believe that diversity enriches our team and drives innovation.