I am a senior Backend Engineer with 7+ years of experience building large-scale, distributed systems across fintech, edtech, and enterprise platforms.

• Building production-grade payment-adjacent systems at Finfare — billing infrastructure, redemption services, and cloud-native AWS deployments
• Designing systems that handle 100K+ concurrent requests with high availability and data integrity

• 🏦 Finfare — Led backend architecture for rewards, billing & connect platform; reduced CI/CD deployment time by 40–60% through pipeline redesign
• 👥 Meta — Upgraded Flow (21K+ ⭐ open-source project) from standalone to distributed service using OCaml
• 🛒 Zhangmen Education — Built distributed shopping cart for 290K+ clients
• 🏢 CPIC — Developed core framework adopted by 2000+ dev teams
• 🏢 Rock Fintech - Developed commercial bank account mangement system

Languages: Java (8+ yrs) · Kotlin · Python · TypeScript · OCaml · HTML · CSS · JavaScript

Backend: Spring Boot · Spring Cloud · Distributed Systems · Microservices · RESTful APIs · Concurrent Programming

Data: MySQL · PostgreSQL · Elasticsearch · MongoDB · Redis · Kafka · RabbitMQ

Cloud & DevOps: AWS (ECS · S3 · CloudFront · API Gateway · CDK) · Docker · GitHub Actions · DataDog · Jenkins

• M.S. Software Engineering — UC Irvine (GPA 3.9/4.0)
• B.E. Electronic Information Engineering — China Three Gorges University

Distributed systems design · High-concurrency backend architecture · AWS cloud infrastructure · Financial systems & data pipelines · CI/CD pipeline optimization

• 🛠   I’m currently working with Java, Springboot, Mybatis,
  Maven, Redis, Elasticsearch, Kafka, etc.
• 🚀   I’m currently learning Backend Software Development.
• 👨🏻‍💻   Most of my projects are available on Github.
• 💬   Ask me about anything here! I am happy to help.
• 👾   Fun fact: Equal is Not Always Equal in Java.
• 📫   How to reach me: .
• 📝   Checkout my Resume.

• 💻   I love exploring new tech stack and building cool stuffs.
• 📰   Reading & writing tech blogs whenever possible.
• 🍕   meetups & tech events.