Senior Staff Software Engineer, Guest & Host

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Staff Software Engineer, Guest & Host based in United States. This is a senior individual contributor opportunity focused on shaping scalable backend architecture and applying advanced AI technologies to products and engineering workflows. You will help build foundational systems that power communication and connectivity experiences for millions of users worldwide. The role spans high-impact technical initiatives involving messaging, notifications, partner integrations, and other critical platform capabilities. You will work closely with senior technical leaders and cross-functional partners to turn complex business and user needs into scalable, high-quality solutions. As one of the organization’s most senior engineers, you will remain hands-on, contributing code while setting technical direction across major initiatives. You will also influence engineering excellence through design reviews, code reviews, mentorship, and technical guidance. The environment is highly collaborative, distributed, and focused on building extensible platforms that ... Click Apply to read the full job description.