Microsoft is seeking a Principal Software Engineer to join their IC3 Platform & AI Ops Engineering team, focusing on building the Intelligent Conversation and Communications Cloud (IC3). This platform powers Microsoft's first-party real-time conversation products like Skype and Teams, serving millions of users. The role involves architecting and implementing secure, compliant microservices that enable high-quality audio and video calling, meetings, and chat services. The position requires expertise in large-scale distributed systems, security protocols, and deployment automation. Working in a global team environment, you'll collaborate with various Microsoft divisions to enhance the platform's intelligence and reliability. The role offers competitive benefits, hybrid work arrangement, and the opportunity to impact communications technology at scale. This is an ideal position for an experienced engineer passionate about building robust, secure, and intelligent cloud services.