Founder and software engineer at Pure Insight Technology Ltd. Also known as Guangcan Zheng.

I build and recover software systems where product behavior, data, infrastructure, and operations need one accountable technical owner.

• AI integration for existing products and operational workflows
• Legacy software modernization with behavior, data, and operational continuity preserved
• Founder-led product engineering across web, mobile, backend services, payments, infrastructure, and production operations

• AI Pilot Production Scorecard: a 24-point, ungated framework for deciding whether an AI pilot is ready for production review
• BankScanPro case study: an owned AI-assisted document extraction product operated by Pure Insight
• chromeai: an open-source demonstration of Chrome built-in AI capabilities

• pureinsight.co is the company website for software engineering services and operated products.
• gltlab.net is my personal engineering website and writing archive.

Pure Insight accepts international remote engagements. For a defined software problem, AI workflow, or modernization need, contact contact@pureinsight.co or use the technical fit review.