Senior Software Engineer

Nexthink is the leader in digital employee experience management software. The company provides IT leaders with unprecedented insight allowing them to see, diagnose and fix issues at scale impacting employees anywhere, with any application or network, before employees notice the issue. As the first solution to allow IT to progress from reactive problem solving to proactive optimization, Nexthink enables its more than 1,500 customers to provide better digital experiences to more than 25+ million employees. Dual headquartered in Lausanne, Switzerland and Boston, Massachusetts, Nexthink has 9 offices worldwide. #LI-Hybrid We are seeking a passionate and experienced Backend Engineer with a strong track record of designing and implementing scalable, reliable, and high-performance backend systems. As part of one of our AI teams, you will be responsible for building and evolving the core services and infrastructure that power our AI-driven products. This role involves architecting and delivering backend solutions that handle large-scale data processing, real-time interactions, and integration with multiple services. You will work closely with product, infrastructure, and frontend teams to ensure that our systems are robust, efficient, and capable of supporting rapid product growth. Because the position is cross-functional, the ability to communicate complex technical concepts in a clear and pragmatic way is essential. You will thrive in a collaborative environment where your work directly enables innovative, production-ready AI-powered experiences at scale. Responsibilities Design, build, and scale distributed backend systems that serve millions of users. Drive end-to-end delivery of features: from design, implementation, deployment, and monitoring. Architect real-time, low-latency APIs and backend services for AI-driven conversational systems. Develop cloud-native services in Java or Python, ensuring reliability, performance, and scalability. Work on infrastructure compon