Location: Guangzhou / Shenzhen, China (Hybrid)
Reports to: AI & Data Scientist Lead
Job Type: Full Time
About Us
KeyReply is a healthcare AI operating system accredited by Singapore’s Ministry of Health and trusted by 60% of public hospitals. Our low/no-code platform helps healthcare teams build and deploy safe, governed AI solutions up to 90% faster, with strong guardrails for reliability and responsible AI.
We support over 400,000 patient interactions each month across voice and digital channels. Working closely with partners like Microsoft and Meta, KeyReply is deployed in 10+ countries across Southeast Asia, the US, Australia, and Latin America, helping healthcare systems scale personalized support with confidence.
The Role
As a Senior AI Engineer, you will be a technical leader in the development of our agentic workflows. You will go beyond individual contribution to influence system architecture, mentor junior engineers, and solve the most complex challenges in latency, reliability, and safety for medical-grade AI.
Responsibilities
- Architectural Leadership: Design and optimize complex Agent system architectures, ensuring scalability using message queues, caching, and microservices.
- Advanced RAG & Tool Use: Lead the implementation of complex RAG pipelines and tool-use capabilities to reduce hallucinations in medical contexts.
- Evaluation & Safety: Design adversarial test cases and evaluation infrastructure to ensure compliance with strict healthcare guardrails.
- Mentorship: Act as a "player-coach," guiding junior engineers in best practices and code quality standards.
- Cross-Border Collaboration: Work closely with the Singapore HQ and Product teams to translate business needs into technical specifications.
Requirements
- 3–5 years of AI engineering experience at high-tech firms or Series A+ AI startups.
- Bachelor's degree or higher from a 985 university in China or a World Top 50 university.
- Mastery of Vibe Coding and full-stack prototyping.
- Proficient in both English and Chinese (Mandarin) for high-level technical discussions.
- Expert-level knowledge of LLM orchestration, vector databases, and distributed systems.
Why Join Us
- Global Impact: Contribute to a global mission by building technology used across the US, UK, China, and APAC.
- Comprehensive Benefits: Attractive salary package and premium health and group medical insurance, GP coverage, and long service awards.
- Meaningful Work: Build systems that power enterprise automation and enhance patient safety for millions of users worldwide.
- Global Exposure: Collaborate with partners such as Microsoft and support clients across multiple time zones.
About the Company
KeyReply Pte Ltd
KeyReply is a leading provider of enterprise-grade AI orchestration solutions for healthcare. Headquartered in Singapore and expanding globally, we empower healthcare systems, insurers, and enterprises to deliver better patient and employee experiences through generative AI, voice automation, and workflow orchestration.
Our low/no-code platform enables rapid development and deployment of AI-driven solutions across over 120 languages, cutting project timelines by up to 90%. We are trusted by two-thirds of Singapore’s public healthcare institutions and leading regional health systems, with proven deployments across care navigation, patient engagement, clinical operations, and administrative services.
As a Microsoft partner and a WhatsApp Global Business Solution Provider, KeyReply integrates seamlessly into enterprise ecosystems, meeting the highest standards of compliance (SOC 2 Type II, HIPAA). Our AI technology has been recognized by Gartner as a Cool Vendor for its leadership in multilingual and healthcare applications.
Key use cases include:
- AI-powered patient intake and triage.
- Voice AI for appointment scheduling, reminders, and contact centers.
- Automated post-discharge follow-ups and chronic care management.
- Intelligent workflows for insurance claims, billing, and IT support.
With a strong track record, KeyReply combines deep industry expertise with cutting-edge AI to help organizations scale automation responsibly and securely — improving outcomes, reducing costs, and enabling clinicians and staff to focus on what matters most: delivering care.