Software Engineer, Agent (Spanish speaking)

Sierra is seeking a Software Engineer, Agent (Spanish speaking) to design and deliver production-grade AI agents, drive the Agent Development Life Cycle, partner with large enterprises and startups, and build the future of the platform. The role involves building scalable AI systems for industries like finance, healthcare, and commerce. Requires fluency in Spanish and English, experience with production systems, and a builder mindset.

Required: professional fluency in Spanish and English, experience building and scaling end-to-end production systems, strong problem-solving skills, builder mindset, comfort working with customers, excellent communication. Preferred: experience with AI/LLM systems in production, founder/founding engineer background, familiarity with eval frameworks, agent tooling, RAG, prompt engineering, React, TypeScript, Go, customer-facing roles.