Software 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. Collaborate closely with product managers, frontend engineers, and other backend engineers in an agile team where your ideas and feedback are 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., GitHub Copilot, ChatGPT, Cursor, CodeWhisperer) 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 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 i...