Sierra
Software Engineer, Agent
Madrid. Posted 11 months ago
The role
You will design and deliver production-grade AI agents. You will drive the Agent Development Life Cycle from pilot through deployment and continuous iteration. You will also partner with large enterprises and startups to build AI agents that transform how they operate.
What you will do
- Design and deliver production-grade AI agents
- Drive the Agent Development Life Cycle from initial pilot through deployment and continuous iteration
- Build, tune, and evolve AI agents in production environments
- Partner with large enterprises and startups to understand business challenges
- Build AI agents that transform how enterprises operate at scale
- Guide the evolution of the core platform through direct work with customers
- Prototype new tools and features
Required qualifications
- Experience building and scaling end-to-end production systems
- Strong technical problem-solving skills in fast-changing, ambiguous environments
- A builder and tinkerer’s mindset with high agency
- Comfort working directly with customers to understand their needs and solve real-world problems
- Excellent communication skills
Nice to have
- Experience building or deploying AI/LLM systems in production
- Been a founder or founding engineer
- Familiarity with eval frameworks, agent tooling, RAG pipelines, and prompt engineering
- Prior experience with React, TypeScript, and/or Go
- Previous roles where you interfaced with customers or led technical projects with external stakeholders
Benefits
- Flexible (unlimited) paid time off
- Medical, dental, and vision benefits for you and your family
- Life insurance and disability benefits
- Retirement plan dependent on country of employment
- Parental leave
- Fertility and family building benefits
- Lunch, delicious snacks and coffee when working onsite
- Discretionary benefit stipend
- Free alphorn lessons
- Equity plans for eligible full-time employees
About the company
Sierra is a platform for customer-facing AI agents working with large brands. The company is primarily in-person based in San Francisco.