Cantonese-Speaking Software Engineer - AI Agent Development

About Sierra

Sierra is building an innovative platform to help businesses deliver more human-like customer experiences utilizing AI technology. Though headquartered in San Francisco, the company operates offices worldwide including Singapore. Sierra's culture is founded on core values such as Trust, Customer Obsession, Craftsmanship, Intensity, and Family, guiding their work ethics and relationships.

Role Overview

As a Software Engineer focusing on AI agents, you will develop and deploy scalable, reliable production-grade AI agents that directly impact Sierra's revenue and customer operations across sectors like finance, healthcare, and commerce. You will be responsible for the complete lifecycle of AI agent development—from pilots to deployment and ongoing improvements—helping set standards for Agent Development Life Cycle (ADLC) best practices.

You will collaborate with major enterprises and startups, understanding their challenges and building transformative AI solutions embedded into their businesses, while also contributing to the evolution of Sierra's platform by innovating new features and tools in partnership with research and product teams.

Sample Projects

• Creating AI agents that outperform human agents in managing subscription churn for telecommunications and media clients.
• Building AI agents capable of handling complex customer service scenarios, including troubleshooting devices and tailoring product recommendations.
• Developing customizable AI agent frameworks for specific industries, enhancing generalizability.
• Driving design partnerships for new initiatives such as agent architectures and generative agent development.
• Integrating cutting-edge voice models at enterprise scale.

Candidate Profile

The ideal candidate brings strong experience in building and scaling end-to-end production software systems, thrives in dynamic and ambiguous environments, and demonstrates a proactive, problem-solving mindset with high ownership. Effective communication skills for technical and non-technical stakeholders and proficiency in Cantonese to engage Cantonese-speaking clients are essential.

Additional advantage if you have experience deploying AI or large language model (LLM) systems, have been a founder or early engineer, understand AI agent tooling and pipelines, or have worked with React, TypeScript, or Go. Experience in customer-facing or technical leadership roles is also valued.

Our Core Values

• Trust: Building accountability, empathy, and reliability with customers and colleagues.
• Customer Obsession: Deeply understanding and delivering on customer business goals with urgency.
• Craftsmanship: Attention to detail and continuous improvement in product quality.
• Intensity: A winning mindset that embraces rapid iteration and learns from failures.
• Family: Supporting work-life balance and celebrating personal and professional achievements.

Benefits

• Flexible unlimited paid time off.
• Comprehensive medical, dental, and vision coverage for employees and families.
• Life insurance and disability benefits.
• Retirement savings plans with company match.
• Parental leave and fertility/family building support.
• Workplace amenities including lunch, snacks, and coffee.
• Discretionary benefit stipends for personalized spending.
• Unique perks such as free alphorn lessons.

Equal Opportunity Commitment

Sierra is committed to diversity and inclusion, welcoming applicants from all backgrounds regardless of race, gender, age, disability, or any legally protected characteristics. Candidates are encouraged to apply even if their experience doesn't exactly match the job description.