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Software Engineer, Agent (Spanish speaking)

SierraSan Francisco, CAEngineering
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Salary
$180K – $390K
Job type
Full-time
Experience
Mid
Posted
7 Oct 2026
Status
Open · checked 7d ago

About this role

Based in San Francisco, CA, the Software Engineer, Agent (Spanish speaking) role at Sierra involves designing production-grade AI systems and driving the agent development life cycle. This position suits bilingual engineers with a strong background in scaling end-to-end production systems who want to build customer-facing AI agents for major enterprises.

Role Overview

Sierra is hiring a full-time Software Engineer, Agent (Spanish speaking) to work in-person in San Francisco, CA. The position focuses on designing and delivering reliable, high-performance AI agents that run in production environments across industries such as finance, healthcare, and commerce. The engineer will maintain full ownership of the agent development life cycle from pilot to deployment while collaborating directly with global enterprise customers and startups.

Key Responsibilities

Design, build, and ship production-grade AI agents that operate reliably in real-world environments.
Own the agent development life cycle across initial pilot, deployment, and continuous iteration.
Partner directly with enterprise leaders and startups to understand business challenges and implement scalable AI solutions.
Shape the evolution of the core platform by identifying unmet customer needs and prototyping new tools and features.

Requirements

Professional fluency in both Spanish and English.
Proven experience in building and scaling end-to-end production systems.
Strong technical problem-solving capabilities within fast-changing and ambiguous environments.
A high-agency builder mindset focused on finding creative solutions to overcome obstacles and ship products.
Ability to work directly with customers to understand requirements and solve practical problems.
Excellent communication skills tailored for both technical and non-technical audiences.

Nice to Have

Experience building or deploying AI and LLM systems in production.
Prior background as a founder or founding engineer.
Familiarity with modern AI agent tools, including evaluation frameworks, agent tooling, RAG pipelines, and prompt engineering.
Previous experience with React, TypeScript, or Go.
Background in customer-facing roles or leading technical projects with external stakeholders.

Skills and Tools

Spanish and English language fluency
React
TypeScript
Go
Evaluation frameworks
RAG pipelines
Prompt engineering

Salary and Benefits

Salary range between $180K and $390K with equity offers.
Flexible, unlimited paid time off.
Medical, dental, and vision insurance for employees and their families.
Life insurance and disability benefits.
Retirement plan options dependent on the country of employment.
Parental leave along with fertility and family-building benefits through Carrot.
Daily lunch, snacks, and coffee at the office.
Discretionary benefit stipend.
Free alphorn lessons.

About the Company

Sierra operates as a platform for customer-facing AI agents, partnering with major global brands to transform customer service and business growth. The company is primarily in-person in San Francisco with growing offices across North America, Europe, and Asia. Sierra is guided by core values emphasizing trust, customer obsession, craftsmanship, intensity, and family balance. The organization was co-founded by Bret Taylor and Clay Bavor.

How to Apply

To apply for this position, visit the official Sierra careers page.

Skills and tech stack

Questions candidates ask

Where is the Software Engineer, Agent position located?

The role is based in San Francisco, CA, as Sierra is primarily an in-person company.

What language requirements exist for this job?

Candidates must have professional fluency in both Spanish and English.

What is the salary range for this role?

The salary ranges from $180K to $390K with equity offers.

What benefits are provided to full-time employees?

Benefits include flexible paid time off, medical, dental, and vision coverage, life and disability insurance, parental leave, fertility benefits through Carrot, a discretionary benefit stipend, retirement plans, daily office meals, and free alphorn lessons.

Is prior AI experience strictly required?

While experience building or deploying AI and LLM systems in production is listed as a nice-to-have qualification, the core requirement is experience building and scaling end-to-end production systems alongside bilingual fluency.

Ready to apply?

The application is on the official Sierra careers page.

Apply on company site