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li James

@lijames

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Senior LLM engineer specializing in production-grade GenAI, RAG, and multi-agent systems.

Singapore

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What I'm looking for

I seek roles building production-grade GenAI/LLM systems with compliance, scalable architecture, multi-agent orchestration, and strong engineering ownership.

Senior LLM Engineer with 10+ years of enterprise software development experience at Tencent and Accenture, specializing in production-grade LLM applications powered by LangChain, LangGraph, and RAG architectures. Led the end-to-end development of 3 enterprise-grade AI projects across healthcare, ESG compliance, and business intelligence scenarios: delivered a HIPAA-compliant medical terminology standardization system that cut manual review workload by over 50%, and a conversational ChatBI analytics platform that reduced complex query response time from 10+ minutes to under 1 minute. Possess full-stack capabilities spanning architecture design, model integration, core development, and cloud-native production deployment, with a proven track record of remote delivery for Fortune 500 clients.

Experience

Work history, roles, and key accomplishments

Senior LLM Application Engineer

Accenture

Jun 2019 - Oct 2025 (6 years 4 months)

• Delivered production-grade LLM applications for 3 Fortune 500 clients, leading architecture design and core development for compliance-focused RAG systems (HIPAA healthcare, ESG auditing) and LangGraph-based multi-agent orchestration solutions.

RAG LangGraph Milvus Neo4j Embeddings Python LLMs (LangChain Langchain Agents Agentic AI

Senior Software Engineer

Tencent

Jun 2015 - Apr 2019 (3 years 10 months)

• Led development and team management for the IEG Blue Whale SaaS platform, supporting large-scale operational infrastructure for Tencent’s gaming business unit.
• Built cost control and service availability monitoring systems using Python and Golang, improving operational efficiency and reducing incident response time.

Python Golang Microservices Monitoring DevOps