Staff AI Engineer
WATI.ioHong Kong, Hong Kong, Hong Kong
Posted April 9, 2026
Full Time
About the Company
Wati is a full revenue orchestration system that empowers businesses that sell, support, and grow through conversations by observing customer intent in real-time, deciding the next best revenue action, and executing it seamlessly across marketing, sales, and support.
Job Description
Wati is hiring a Staff AI Engineer to own LLM orchestration, RAG, and agent infrastructure at 4B+ messages/year scale, building robust, scalable, and intelligent systems that turn conversation data into real-time, intelligent customer experiences.
Requirements
- 5+ years of professional experience in backend or infrastructure engineering
- Mastery of at least one high-performance language (Go, Rust, or C++) and deep proficiency in Python
- Proven track record of taking LLMs/NLP models from experiments to high-traffic production
- Experience with vector databases (e.g., Qdrant, Milvus, Pinecone) and RAG architecture patterns
- Familiarity with agentic frameworks, tool-calling protocols (MCP, function calling), or multi-agent orchestration
- Experience with real-time voice/audio AI pipelines (WebRTC, LiveKit, or similar)
- Infrastructure-as-Code experience with GCP/AWS, Docker, and Kubernetes
Benefits
- Generous Paid Time Off
- 401k Matching
- Retirement Plan
- Visa Sponsorship
- Four Day Work Week
- Generous Parental Leave
- Tuition Reimbursement
- Relocation Assistance
