Agent Experience Designer Voice Multilingual
SierraVisit Sierra website
Enterprise conversational-AI platform that helps businesses build and operate customer-experience agents across channels.
San Francisco, United States
About Sierra
Sierra provides an AI platform for businesses to build, deploy, analyze, and optimize customer-facing agents across chat, SMS, WhatsApp, email, voice, and ChatGPT.
Skills
Candidate Availability
Required and preferred rules are kept separate and reflect the wording in the original posting.
About the Role
You will evaluate and improve voice experiences across languages and use cases. You will create repeatable evaluations, resolve quality issues with cross-functional partners, guide customer voice-design decisions, develop scalable guidance, and document regional learnings.
Requirements
- 5+ years in voice or AI experience design conversation design applied linguistics UX for AI product engineering or localization leadership
- Experience creating repeatable evaluation frameworks
- Ability to operate across languages and priorities
- Ability to communicate guidance to engineering product and customer stakeholders
- Knowledge of product and customer edge cases
Responsibilities
- Evaluate and iterate on voices across providers, languages, and use cases
- Research voice solutions and guide multilingual launch decisions
- Create and maintain voice-performance evaluation methods
- Investigate quality gaps and drive improvements
- Contribute to customer-facing voice selection and design discussions
- Develop guidance frameworks and product enhancements for voice design
- Co-create agent personas and interaction patterns
- Document insights patterns and regional considerations
Benefits
- Equity plan participation
- Flexible unlimited paid time off
- Medical dental and vision benefits for employees and families
- Life insurance and disability benefits
- Retirement plan dependent on country of employment
- Parental leave
- Fertility and family-building benefits through Carrot
- Lunch snacks and coffee
- Discretionary benefit stipend
- Free alphorn lessons
