Software Engineer, Agent

About the role

Sierra is a platform for customer-facing AI agents, working with major brands such as The GAP, Rocket Mortgage, SoFi, Sutter Health and SoftBank. It is looking for a Software Engineer, Agent to design and deliver production-grade AI agents that are mission-critical and drive revenue. The role has complete ownership from initial pilot through deployment and continuous iteration.

Key responsibilities

• Build and ship highly performant, reliable and intuitive AI agents in production environments across finance, healthcare and commerce
• Own the Agent Development Life Cycle (ADLC), building, tuning and evolving agents and defining ADLC best practices
• Work directly with enterprise leaders and startups to understand their challenges and embed AI agents across their business stacks
• Use customer feedback to guide the evolution of the core platform, prototyping new tools and features with research, product and platform teams

Required profile

• Experience building and scaling end-to-end production systems
• Strong technical problem-solving in fast-changing, ambiguous environments
• Comfortable working directly with customers and communicating clearly with both technical and non-technical audiences
• Nice to have: experience building or deploying AI/LLM systems in production; founder or founding engineer background; familiarity with eval frameworks, agent tooling, RAG pipelines and prompt engineering; React, TypeScript and/or Go; customer-facing or stakeholder leadership experience

What we offer

• Flexible (unlimited) paid time off
• Medical, dental and vision benefits for you and your family
• Life insurance and disability benefits
• Retirement plan depending on country of employment
• Parental leave and fertility and family building benefits through Carrot
• Lunch, snacks and coffee, discretionary benefit stipend and free alphorn lessons
• Equity plans for eligible full-time employees