Senior AI Agent Engineer

Saga is building the infrastructure and products for the next generation of AI agents. Our AI Character Agent Network allows studios, creators, and publishers to turn their most iconic IP into living, breathing digital companions that engage fans across social media, drive organic user acquisition, and power a new kind of agentic commerce.

Requirements

• 5+ years of backend or ML engineering experience, with hands-on work deploying AI/ML models to production
• Experience with LLM fine-tuning, prompt engineering, and inference optimization
• Strong proficiency in Python; experience with Golang is a plus
• Experience building and operating API services and data pipelines at scale
• Familiarity with reinforcement learning techniques (RLHF, reward modeling) or agent framework development
• Understanding of multi-model architectures — orchestrating multiple models or agents to collaborate on tasks
• Experience deploying applications that integrate with third-party platforms and APIs (social media, messaging, commerce)
• Strong systems thinking — comfortable reasoning about distributed systems, scaling, and reliability
• Exceptional problem-solving and communication skills

Benefits

• Work remotely from anywhere in the world
• Work at the intersection of AI, entertainment, and crypto
• Flexible working hours
• Flexible vacation policy
• Competitive salary
• Stock options
• Medical, Dental, Vision, and 401k retirement plans for US employees only