English Resume
Hang (Eric) Zheng
Senior Full-Stack Engineer | AI/LLM Systems
Summary
Results-driven Full-Stack Software Engineer with 10 years of experience architecting high-performance distributed systems, Java and Golang backend services, microservices, data platforms, and performance-critical product infrastructure. Over the past two years, I have focused on production-grade AI applications, successfully designing and deploying AI-powered products leveraging AI-agent architecture, LLM orchestration, RAG, tool calling, monitoring, and scalable deployment workflows. I bring a proven track record of end-to-end product delivery, combining robust backend engineering with modern frontend architectures using React, Next.js, and TypeScript.
Professional Experience
Morfeus Technologies Inc. (Delaware, United States)
Senior Fullstack Developer
2025-09 - Present
AI market intelligence platform for FX and macro trading.
- Designed and developed Morfeus, an AI/LLM-powered market intelligence platform for FX and macro trading, spanning conversational research, War Room risk monitoring, data feeds, session recaps, and Trade Lab workflows.
- Architected a neural orchestrator that aggregated and validated outputs from 33 AI agents to produce consensus-backed views on currency pairs, macro events, and trade ideas.
- Integrated Polygon, Event Registry, Myfxbook, COT, and structured internal research datasets to power agent reasoning, market regime classification, news sentiment analysis, and research workflows.
- Delivered production-grade product infrastructure across Next.js, React, TypeScript, FastAPI, Python, Redis, Supabase/Postgres, OpenAI, Stripe, background workers, PDF reporting, testing, and CI/CD.
Cheetah Mobile (Joyme)
Fullstack Developer (Java/Golang)
2020-08 - 2024-12
Overseas Live Streaming
- Led the design, development, and maintenance of the LiveMe risk control platform using Golang, Kafka, and Elasticsearch.
- Refactored core modules from Java to Go, improving task scheduling efficiency and reducing resource consumption.
- Introduced real-time event streaming with Kafka and user profiling in Elasticsearch, achieving second-level risk decision responses and reducing server costs by 30%.
- Built and maintained a data warehouse on AWS Redshift, integrating multiple risk sources for unified analytics and reporting.
- Developed a streaming data ingestion platform capturing MySQL Binlog to Kafka and persisting data to Amazon S3, Hive, and analytics systems, processing over 10TB daily.
- Implemented a high-performance data service platform using Netty and Spring Boot, handling 40 million daily calls with flexible query modes.
- Created a Sqoop-JDBC plugin to support sharded table ingestion into Hive, streamlining daily ETL workflows.
Quant Group
Java Backend Developer
2017-02 - 2020-08
Internet Finance
- Contributed to the development and maintenance of the credit wallet backend system using Spring Boot, MyBatis, Hibernate, MySQL, Redis, and RabbitMQ, supporting over 100K DAU and peaking at 1M daily.
- Led the redesign of loan fund management and repayment modules, implementing circuit breakers, automated allocations, and streamlining third-party integration strategies for financing partners.
- Simplified integration processes for new lenders, reducing onboarding time and enhancing system maintainability.
- Received the Annual Best Employee award and monthly Culture Star award for outstanding technical leadership and team collaboration.
Cybercloud Company Beijing
Software Engineer
2016-05 - 2017-02
Cloud Gaming Platform
- Led development of user, product, and session management modules during a full rewrite of a legacy cloud gaming business system.
- Helped deploy a nationwide system with daily page views over 100 million and reduced database concurrent reads from over 500/s to approximately 30/s on non-peak days.
- Built a Flume to Kafka to JStorm to MongoDB/HDFS log analysis pipeline processing over 1 TB per day.
- Resolved high CPU usage and thread-safety issues in KafkaSpout and fixed offset skew; the system ran stably for more than 6 months.
Other Projects
Software Developer
2015-06 - 2016-05
- Central Hospital Appointment and Call Platform.
Selected Technical Projects
Neural Orchestrator Research System
Next.js / TypeScript / FastAPI / OpenAI
- Built a multi-agent orchestration layer that merged outputs from 33 AI agents into consensus-backed research for currency pairs, macro events, and trade ideas.
- Used consensus validation, signal ranking, and LLM-driven synthesis to support higher-confidence market reads instead of a single-model chat flow.
War Room and Data Feed Workbench
Redis / Supabase / Postgres / Polygon / Event Registry / Myfxbook
- Built a risk dashboard that combined agent signals into risk-on and risk-off states, risk scores, priorities, and real-time monitoring views.
- Integrated live prices, retail sentiment, COT positioning, currency strength, seasonality, and news sentiment into a unified trading research surface.
Trade Lab and Product Infrastructure
Stripe / PDF reporting / Workers / CI/CD
- Implemented session recaps, PDF report generation, trade journaling, performance tracking, and strategy review workflows.
- Delivered product-grade capabilities including authentication, subscriptions, trial flows, payment handling, user permissions, background workers, and automated testing.
Joyme Risk Control Platform
Golang / Kafka / Redshift / Elasticsearch
- Rewrote core Java modules in Golang to address high latency and resource consumption in scheduled tasks.
- Introduced Kafka for real-time event streaming, reducing risk decision response time to seconds.
Streaming Data Ingestion Platform
Java / Kafka / Amazon S3
- Supported MySQL binlog capture to Kafka and data landing to Amazon S3, MySQL, and Sensors Data platform.
- Served streaming compute tasks and business database synchronization to Hive/Sensors, handling over 10 TB of data per day.
Data Service Platform
Netty / Spring Boot / MySQL
- Handled approximately 40 million daily calls, about 462 calls per second.
- Supported multiple data sources including Elasticsearch, MySQL, and Hive with flexible query modes.
Education
Monash University
Master of Information Technology, Information Technology
2025-07 - 2026-12
Beijing Jiaotong University
Bachelor of Science, Computer Science and Technology
2022-03 - 2024-06
China University of Geosciences (Beijing)
Associate Degree, Computer Application Technology
2019-09 - 2020-12
Skills
- Multi-agent Systems
- LLM Orchestration
- RAG
- Tool Calling
- Prompt Engineering
- OpenAI
- Claude
- Gemini
- LangChain
- LlamaIndex
- Semantic Kernel
- Pinecone
- Weaviate
- Qdrant
- ChromaDB
- Java
- Golang
- High-concurrency Distributed Systems
- Spring
- Spring Boot
- Microservices Architecture
- Netty
- Redis
- Kafka
- MySQL Index Optimization & Transactions
- FastAPI
- Next.js
- React
Open Source Projects
Baiye-RPC
A Java-based RPC scheduling framework built on Netty and CGLIB for efficient remote procedure calls.
Baiye-Task
A distributed scheduled task framework in Java with master/slave mode, dynamic JAR loading, and reflection.
baiye-framework
A lightweight Java framework that mimics Spring, featuring an IOC container and AOP support via CGLIB.
SMZDM_Monitor
A Python scraper for SMZDM with keyword-based monitoring and email/WeChat notifications.
BaiyeJVM
A Go implementation of a Java Virtual Machine based on the "Write Your Own Java Virtual Machine" book.
Achievements & Languages
- Bachelor of Science in Computer Science and Technology - Beijing Jiaotong University (2024)
- Annual Best Employee - Quant Group
- Monthly Culture Star - Quant Group
- English: IELTS 6.5
- Mandarin: Native