About Irvin Lin

Irvin Lin Lijie is an Applied AI Engineer and Lead Software Engineer based in Singapore. He builds AI agents, retrieval-augmented generation (RAG) pipelines and Model Context Protocol (MCP) servers in Python and TypeScript, with a focus on security and data governance.

Now

Lead Software Engineer at Vertex Ventures (Temasek-backed VC), Singapore, since July 2026. He builds Vertex Labs, an in-house platform for deal sourcing and portfolio management used by investment teams across the SEA and India fund, and owns VAL, an MCP server that lets LLM agents create and enrich CRM records safely, with prompt-injection filtering on its write actions.

Before

Oracle Cloud Infrastructure (2021–2026): Frontend Lead on Java Management Service, leading 7–8 engineers and shipping to enterprise customers including banks and hotels.
Dolphin Dynamics Labs, Palo IT, Paula’s Choice Skincare: full stack roles from e-commerce to a mining-safety app for Rio Tinto.

Skills

LangChain, LangGraph, RAG, agentic workflows, MCP server design, tool-calling schemas, prompt-injection defence, Anthropic API, LLM evaluation, Python, TypeScript, Next.js, PostgreSQL, Oracle Cloud (Certified Architect Associate), Google Cloud.

Education

Bachelor of Computer Science, Nanyang Technological University, Singapore (2015).

Frequently asked

Who is Irvin Lin? An Applied AI Engineer in Singapore who builds production AI agents, RAG systems and MCP servers.

What is he working on? Vertex Labs, an AI-enabled deal sourcing and portfolio platform at Vertex Ventures.

How can I contact him? Via LinkedIn or GitHub.