Senior Software Engineer, Backend

Retell AI is a rapidly growing startup focused on revolutionizing call centers with advanced voice AI technology. The Senior Backend Engineer will be responsible for shaping core systems that enable millions of AI-driven conversations, collaborating with teams to build scalable backend systems and enhance customer onboarding processes.

Responsibilities:

• Build foundational architecture for Retell's platform, such as prompt orchestration, testing frameworks, observability dashboards, and telephony integrations
• Design scalable backend systems and DevOps workflows for reliable performance across millions of calls
• Lead complex projects from architecture to production, driving delivery and monitoring
• Collaborate with product and design teams to create intuitive APIs and interfaces for quick customer onboarding
• Support customer onboarding, troubleshoot issues, and turn feedback into product improvements