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 team operates with a startup mindset, working directly on core services like Avalon and Copilot studio. This position offers an opportunity to work at the forefront of AI technology, specifically with Microsoft Copilot, which was highlighted by Satya Nadella and launched in private preview at Ignite. The role involves building scalable backend services, working with distributed systems, and contributing to the architecture of products that impact the entire Viva ecosystem. The team culture emphasizes inclusion, innovation, and provides strong opportunities for learning and career growth through hands-on experience with cutting-edge technology.