Tianze Han
Senior Full-Stack Developer & System Architect
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About Me
Senior Full-Stack Developer and System Architect with over five years of software development and project leadership experience. Possess comprehensive technical vision and practical capabilities spanning frontend to backend, mobile to desktop, and DevOps to AI engineering. Expert in leading system design and integration in complex heterogeneous technical environments. Led development of consumer-facing products serving over 50,000 users and achieved 60% improvement in loading speed through deep performance optimization. In enterprise applications, successfully designed and delivered high-availability, highly stable offline desktop clients and large-scale business platforms. Not only proficient in technical implementation, but also skilled in leading teams and coordinating multi-party resources, solving critical challenges within tight project cycles to ensure high-quality product delivery.
Education
Shenzhen MSU-BIT University
Faculty of Engineering - Electronics and Computer Technology
Languages
Time Zone
đUTC+8
China Standard Time
Tech Stack
Research
Academic papers and research work across smart-contract security, mental-health dialogue evaluation, and emotional-support agents.
An Empirical Measurement of Deployability Limits in Source-Dependent Static Smart-Contract Screening
2026 6th International Symposium on Computer Technology and Information Science
Empirically measures the coverage, false-positive behavior, and bytecode fallback limits of source-dependent static screening for smart contracts in deployment-oriented settings.
ProbeGuard: Proactive Pre-Execution Threat Detection for Smart Contracts via Active State Probing
Smart-contract security / pre-execution defense
Studies pre-signature smart-contract risk detection through local-fork active probing, a long-lived Rust/revm execution service, and layered L1/L2 screening. The current artifact reproduction target reports 9.74% FPR and 81.82% recall.
Detecting Stealth Sycophancy in Mental-Health Dialogue with Dynamic Emotional Signature Graphs
arXiv:2605.03472 [cs.CL, cs.AI]
Introduces Dynamic Emotional Signature Graphs (DESG) for offline mental-health dialogue evaluation, representing dialogue windows as decoupled clinical states and using asymmetric clinical geometry to detect stealth sycophancy risk. This is not a clinical diagnosis or treatment system.
CF-Ask: Counterfactual Questioning for Safe Cognitive Reframing in Emotional Support Dialogue
Emotional-support dialogue / safe cognitive reframing
Studies counterfactual question selection for emotional-support dialogue: generating candidate questions, simulating short-term user trajectories, and applying safety gates before selecting a question for cognitive reframing. The current pilot diagnoses selector calibration and safety-routing signals without claiming superiority over strong baselines.
Work Experience
Classover Holdings, Inc.
Full-Stack Engineer
Intercreat Ltd.
Founder / Core Developer
Qiyike Network Technology
Senior Full-Stack Engineer / Technical Consultant
Independent Development
Independent Developer
Project Experience
WeCom Customer Analysis & AI Tagging System
Built from scratch an AI-powered customer analysis and tagging system that integrates customer profiles, chat history, and business data to support automated matching, profiling, and marketing list export.
Teaching Operations Data Sync Platform
Built a data synchronization and analytics foundation for teaching operations, continuously syncing lessons, participants, students, and invoices into PostgreSQL for downstream analysis and business integration.
TGM Telegram Media Downloader
Built a desktop client on top of Telegram Web A to support batch media downloads, task persistence, and local file management for content collection and archiving workflows.
ClassOver Education Platform Maintenance
Maintained and iterated the multi-platform ClassOver education suite across parent, student, teacher, and backend systems, ensuring stable delivery of course, account, payment, and messaging workflows.
Russian Alphabet Stroke-Order Learning App
Designed and built from scratch a web app for learning Russian alphabet stroke order, turning handwriting rules into an interactive visual learning experience with supporting asset production tools.
AI Digital Human Classroom
As a full-stack developer, designed and implemented an AI digital human-based online interactive classroom platform from 0 to 1. The platform combines real-time audio/video technology (LiveKit) with AI large language models to enable real-time interactive teaching between digital human teachers and students, providing an immersive and intelligent learning experience for online education.
Digital Textbook Platform (Publishing Industry Solution)
As system architect and core developer, responsible for designing and developing a large-scale, heterogeneous digital textbook ecosystem consisting of four major platforms (creation, management, editing, reading) and numerous middle and back-end services.
Dictionary Editing System
As system architect and core developer, built an integrated dictionary editing platform covering "import-parse-conflict detection-editing-statistics", improving editorial collaboration efficiency and data consistency.
English Learning Platform
As a core team member (70% contribution), responsible for customizing and developing an English learning app (H5 and WeChat mini-program) with tens of thousands of users for two different clients.
Digital Textbook Client
Responsible for the core development of a digital textbook client supporting Windows and macOS, aiming to provide educational institutions with feature-rich, high-performance offline teaching solutions.
Enterprise AI Knowledge Base (RAG)
Integrated AI capabilities into enterprise systems to build an intelligent knowledge assistant.
Group Affairs Collaboration Platform
Led 4-person frontend team to build internal affairs and meeting management platform.
Campus Affairs Management System
University affairs management including online repair requests and student organization management.
AI Workflow Agent Platform
As core project developer, led the design and development of a low-code AI workflow collaboration platform from 0 to 1. The goal is to allow users without programming background to freely orchestrate and call multiple AI models and tools through drag-and-drop nodes to automate complex tasks.
Online Quiz SaaS Platform
SaaS mini-program for educational institutions to create quizzes and exams.
University Admission Guidance System
College application platform with multi-dimensional filtering and decision support.
Campus Smart Assistant
Health monitoring and homework reminder service, serving 8000+ active users during the pandemic.
Contact
Looking forward to connecting with you
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