Software Engineer, Agent
Sierra · Madrid
Applied AIonsite$191k–$275k
At a glance
Highlights
- Build production-grade AI agents for global brands like GAP and SoFi.
- Own agents from pilot to production, tuning voice and churn solutions at scale.
- Shape Sierra's core platform by prototyping tools with research and product teams.
What they offer
- Flexible (unlimited) paid time off
- Medical, dental, and vision benefits for you and family
- Life insurance and disability benefits
- Retirement plan
- Parental leave and family-building benefits
- Lunch, snacks and coffee
- Discretionary benefit stipend
- Equity participation
Ideal candidate
A high-agency builder who thrives in ambiguity and loves partnering directly with customers to ship impactful, production-grade AI products.
Requirements
- Experience building and scaling end-to-end production systems
- Strong technical problem-solving in fast-changing, ambiguous environments
- High-agency builder mindset with creative problem solving
- Comfort working directly with customers to solve real-world problems
- Excellent communication skills across technical and non-technical audiences
- Experience building or deploying AI/LLM systems in production (preferred)
- remote policy
- Primarily in-person
Lab profile
About Sierra
Leading platform for customer-facing AI agents for global enterprise brands.
What they build
- Platform for customer-facing AI agents
Known for
- Enterprise customer service transformation
- Trusted by major global brands
- Voice AI and agent analytics
Key facts
- Headquartered in San Francisco
- Offices across North America, Europe, and Asia
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