# Qianhe Chen

> Tech Lead & Founding Engineer at Thinkverse and HCI researcher working on data visualization, human-AI collaboration, and AI-powered learning systems.

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## Home

- [Qianhe Chen](https://www.qianhechen.com/): Qianhe Chen is a Tech Lead & Founding Engineer at Thinkverse and an HCI researcher working on data visualization, human-AI collaboration, and AI-powered learning systems.

## Blog

- [Beyond “Be Socratic”: The Hidden Product Decisions Inside an AI Tutor](https://www.qianhechen.com/blog/beyond-be-socratic-ai-tutor/): Building an AI math tutor means defining who does the reasoning. Lessons from prompt boundaries, curriculum collaboration, and inspectable evaluation.
- [Computer Networking in Practice: Homelab Network Architecture and Deployment](https://www.qianhechen.com/blog/computer-networking-in-practice-homelab-network-architecture-deployment/): A practical walkthrough of my homelab network architecture: a routed 10G core, VLAN segmentation, DHCP design, managed Wi-Fi, surveillance isolation, and ACL boundaries.
- [Step into Development: A Beginner's Guide](https://www.qianhechen.com/blog/dev101/): Dev 101 checklist of essential developer tools and resources: Git/GitHub, Svelte/SvelteKit, React/Vue, Next/Nuxt, Tailwind, Python tooling, code editors (VS Code/JetBrains), and AI assistants.
- [From Hikvision NVR to Frigate on TrueNAS](https://www.qianhechen.com/blog/frigate-hikvision-cameras-migration/): How I moved Hikvision cameras to VLAN-based RTSP streams and Frigate on TrueNAS with NVIDIA P4 GPU acceleration and YOLO ONNX detection.
- [Hello, Blog](https://www.qianhechen.com/blog/hello-blog-2025-12-26/): Why I’m adding a blog to this homepage, and how it’s structured.
- [M5 Ultra for Local LLMs: 256GB vs. 512GB and DGX Spark](https://www.qianhechen.com/blog/m5-ultra-local-llm-256gb-vs-512gb-dgx-spark/): An analytical buyer's guide to the M5 Ultra Mac Studio for local LLMs. Comparing 256GB, 512GB, and NVIDIA DGX Spark for DeepSeek-V4-Flash and GLM-5.3 inference.
- [Software's Ultimate Rival Isn't a Competitor — It's the User's Own Agent](https://www.qianhechen.com/blog/software-ultimate-rival-user-agent/): How AI agents are reshaping software pricing, open-source leverage, and long-tail apps by letting users build tailored alternatives on demand.

## Contact

- [Contact](https://www.qianhechen.com/contact/): Contact Qianhe Chen by email or through professional profiles including LinkedIn, GitHub, Google Scholar, ORCID, and dblp.

## Industry

- [Thinkverse](https://www.qianhechen.com/industry/thinkverse/): My work as Tech Lead & Founding Engineer at Thinkverse spans full-stack development and contributions to AI service design and maintenance for AI-powered math learning.

## Journey

- [Journey](https://www.qianhechen.com/journey/): Explore 8+ journey entries capturing life's moments through photography and stories. Latest: Milan — Where Fashion Meets History & Wandering Through Venetian Alleyways (Nov 2025). Featuring travel, Milan, Italy, Venice and more personal experiences from around the world.

## Privacy

- [Privacy Policy](https://www.qianhechen.com/privacy/): Privacy policy for Qianhe Chen's personal homepage, covering analytics, external links, and contact information.

## Publications

- [Conch: Competitive Debate Analysis via Visualizing Clash Points and Hierarchical Strategies](https://www.qianhechen.com/publications/conch/): Conch is a visual analytics approach for competitive debate analysis, centered on clash points and hierarchical debate strategies.
- [JobViz: Skill-driven visual exploration of job advertisements](https://www.qianhechen.com/publications/jobviz/): JobViz supports skill-driven visual exploration of job advertisements, helping users inspect relationships between skills, job postings, and labor market demand.
- [RecruitScope: A Visual Analytics System for Multidimensional Recruitment Data Analysis](https://www.qianhechen.com/publications/recruitscope/): RecruitScope is a visual analytics system for exploring multidimensional recruitment data, helping analysts compare hiring patterns across roles, skills, organizations, and candidate attributes.
- [RumorLens: Interactive Analysis and Validation of Suspected Rumors on Social Media](https://www.qianhechen.com/publications/rumorlens/): RumorLens supports interactive analysis and validation of suspected rumors on social media through visual analytics.

## Full content

- [Full site content](https://www.qianhechen.com/llms-full.txt): All included pages in one Markdown document.