Singapore-based cloud architect and engineering leader with 18+ years building and shipping software, including 10+ years leading distributed teams across Singapore and China. I take emerging technology — Generative AI and agentic systems — from prototype to production at scale, with hands-on depth in resilient, distributed cloud-native systems. AWS Certified Generative AI Developer – Professional, author of 35+ technical articles, maintainer of three open-source AI/MCP packages (39K+ combined PyPI downloads), and named inventor on two granted patents.
Writes at blog.jztan.com — 35+ articles across cloud architecture, AI engineering, and distributed systems.
GDC Technology • Jan 2022 - Present
• Lead a distributed R&D organization across Singapore and China, growing engineers into technical-lead and management roles and building a culture of accountability.
• Own end-to-end delivery of multiple concurrent R&D initiatives from concept through prototype to production pilot, with agile execution and transparent stakeholder reporting.
• Established Generative AI and agentic initiatives — production pilots on Amazon Bedrock with RAG, the Strands Agents SDK, and MCP servers extending agents into enterprise data sources.
• Provide architectural leadership across product lines, reviewing designs for scalability, security, and extensibility.
• Partner with product, business, and executive stakeholders to translate technical trade-offs into clear business decisions and multi-year roadmaps.
GDC Technology • Jan 2013 - Dec 2021
Titles held: Senior R&D Manager, R&D Manager, Deputy R&D Manager
• Directed architecture and development of a second-generation product platform across product, engineering, and go-to-market teams.
• Led cross-functional cloud and on-prem initiatives improving deployment efficiency and scalability.
• Established Git-Flow and Kanban practices, improving development cycle time and cross-functional collaboration.
• Built CI/CD pipelines (GitHub Actions) for automated testing, deployment, and rollback.
• Built trust with senior technical and C-level stakeholders through architecture reviews, influencing strategic technology decisions.
GDC Technology • Jul 2007 - Dec 2012
Titles held: Senior R&D Engineer, R&D Engineer
• Designed and delivered first-generation Theatre Management System deployed across large cineplex environments.
• Developed electronic cinema playback systems with HDCP security compliance and high reliability requirements.
Cyberlink • Jun 2006 - May 2007
• Developed multimedia software solutions in Python, C++, and DirectShow for global OEM partners including HP, Dell, and NEC.
Bachelor of Science (BSc) Computer Science • Jun 2006
Three open-source AI/MCP packages with 39K+ combined PyPI downloads.
AI agent observability
Summary:
Open-source CLI for AI agent observability, context masking, regression testing, and HTTP API. v2.0+, with over 6,000 PyPI downloads.
Highlights:
• CLI tool for tracing and observing AI agent behaviour in production.
• Context masking for safe logging of sensitive data.
• Regression testing support and HTTP API for integration.
Tech Stack:
MCP server
Summary:
MCP server that lets Claude Code and AI agents read PDFs beyond their token limits. 40+ GitHub stars and over 17,000 PyPI downloads.
Highlights:
• Solves Claude Code's large-PDF token limit with a lightweight MCP server.
• Built on FastMCP and published on PyPI; over 17,000 downloads to date.
• Used in production AI agent workflows.
Tech Stack:
AI Integration & Developer Tools
Summary:
Production-ready Model Context Protocol server enabling AI assistants to interact with enterprise Redmine systems with strong security and operational guarantees.
Highlights:
• Built production-ready MCP server using FastMCP, enabling AI agents to manage enterprise project workflows programmatically.
• Implemented secure authentication supporting API keys and credential-based access with automatic session handling.
• Designed modular architecture with testing and Docker-based deployment for scalable production use.
• Implemented secure file handling with automatic expiry and cleanup for enterprise compliance.
• Published to PyPI with full documentation; over 16,000 downloads to date.
Tech Stack: