H

Henry

Blockchain Solutions Architect · Chief FinTech Architect · AI Engineering Technical Director

A technology leader focused on fintech and intelligent product delivery. 10+ years of hands-on experience, 30+ enterprise projects delivered, and a knack for turning business goals into governable, scalable technical assets.

Core Capabilities

AI Engineering

  • LLM evaluation and governance strategy
  • RAG retrieval systems
  • Multi-agent orchestration and workflows
  • Knowledge graph + business data fusion

System Architecture

  • Microservice decomposition and API standardization
  • High-availability / high-concurrency design
  • Event-driven architecture and data platforms
  • End-to-end monitoring and SLO management

Blockchain Technology

  • Smart contract design and auditing
  • Digital asset custody and payments
  • Trusted ledgers and on-chain risk control
  • IoT / smart device integration

FinTech

  • Quantitative trading and strategy orchestration
  • Sentiment monitoring and news analytics
  • Risk control engines and compliance systems
  • Research / wealth management platforms

Tech Stack

Model Architecture

Transformer BERT LLaMA Qwen Embedding Fine-tuning

Agent

RAG GraphRAG AgenticRAG LangGraph Agno CrewAI

AI Coding

Claude Code Codex pi-agent DeepSeek Harness ZCode Reasonix

Backend Frameworks

Axum Actix-Web Gin Echo FastAPI Spring Boot

Middleware

Kafka NATS RabbitMQ Nginx Caddy Traefik Consul

Data Storage

PostgreSQL Redis MySQL Qdrant Milvus Neo4j

Clients

React React Native Vue.js Next.js Flutter SwiftUI Tauri

Cloud Platforms

AWS Azure Alibaba Cloud Tencent Cloud Cloudflare

DevOps

Kubernetes GitHub Actions GitLab CI Prometheus Grafana

Key Projects

DescartAI

2024 · Waton Group · In production

In-house Agent framework Privacy compliance

An enterprise AI assistant platform that unifies multimodal interaction, knowledge graphs, RAG retrieval, and the message center. The system meets encrypted storage and audit requirements and provides real-time decision support for securities operations.

FastAPI Gin LangChain Milvus MetaMask

TraderAI Quant System

2025 · Waton Group · In development

Real-time signals Multi-source data Time series analysis

A quant platform covering data collection, strategy orchestration, signal generation, and closed-loop risk control. Integrates GPT, Claude, DeepSeek, and other models to capture expert know-how and enable event-driven trading.

FastAPI LangGraph NATS MQTT Qdrant MySQL

Waton Securities Trading System

2020 - Present · Live

HK stocks US stocks Refinitiv Bloomberg

A securities trading system for real-time trading of stocks, options, and other financial products, with multi-market data covering Hong Kong, US, and China A-shares, delivering an end-to-end trading solution.

Spring Boot Selenium MQTT Kafka Elasticsearch Kubernetes

Blockchain Lottery

2018-2020 · WaykiChain · Live

Real-time on-chain IoT integration DevOps

A decentralized lottery ecosystem where ticket purchases are written on-chain in real time, with IoT smart terminals enabling automatic ticket issuance. Covers regional games such as the Jiangxi and Sichuan welfare lotteries, keeping data transparent and tamper-proof.

Kotlin Java RabbitMQ MQTT WaykiChain

Work Experience

Waton Securities AI Engineering Technical Director

2020.3 - Present

Key achievements:

  • • Led full-stack delivery of AI platforms including DescartAI, TraderAI, and Wealth Broker
  • • Upgraded core cross-border securities and brokerage cloud systems, establishing unified risk control and monitoring
  • • Built business hubs for financial news analytics, sentiment monitoring, and quant strategies

Stack:

Axum FastAPI Spring Boot GraphRAG Kafka MQTT Redis Elasticsearch Rust/Python/Java DevOps

WaykiChain Blockchain Developer

2018.3 - 2020.2

Key achievements:

  • • Built the WaykiChain blockchain lottery, a prediction app, and the BaaS monitoring platform
  • • Maintained the Python wallet library and on-chain payment channels for high-concurrency scenarios
  • • Linked IoT terminals with the on-chain ledger to improve end-to-end traceability

Stack:

Smart contracts RabbitMQ MQTT Kotlin/Python Wallet development

Cewei Technology iOS Developer

2016.4 - 2018.2

Key achievements:

  • • Took enterprise mobile products such as CheGuanjia and Aipai from 0 to 1
  • • Designed a component-based architecture enabling fast delivery and later iterations
  • • Integrated IoT devices with GPS data to improve vehicle operations efficiency

Stack:

CRM MES Objective-C/Swift IoT GPS