Microsoft's Viva Horizontals team is seeking a Senior Software Engineer to work on their Employee self-service agent, a flagship project in the AI era. The role is part of the Viva Employee Experience Organization (EXP), focusing on transforming how people work and engage in their workplace. The position involves working with cutting-edge AI technology, including Copilot and LLM systems, while building scalable backend services. The team operates with a startup mindset, encouraging ownership and direct customer engagement. This role offers an opportunity to work on groundbreaking AI implementations while contributing to Microsoft's mission of empowering every person and organization globally. The position requires expertise in distributed systems, microservices architecture, and strong engineering fundamentals. The team culture emphasizes inclusion, innovation, and continuous learning, with direct exposure to core services like Avalon and Copilot studio. This is a unique opportunity to shape the future of workplace technology while working with industry-leading AI tools and systems.