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← Sierra

Software Engineer, Agent

Sierra · Madrid

Applied AIonsite$191k–$275k
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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
More about Sierra →
Apply on the lab’s site ↗

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