Responsible for project deliveries by a technical team of 5 members.- Design the system architecture for a trading system following domain-driven design, including domain diagrams, flow charts, sequence charts and state machines- Design and set up a distributed system for cryptocurrency management by Springcloud- Develop unit tests and integration tests by Mockito, assisting CI/CD- Set up and maintain a CI/CD workflow in coding.net to improve the productivity of the development team

Responsible for system architecture design and development, with practice of object-oriented design (OOD) and domain-driven design (DDD).- Design the consumer finance platform for credit and loan business supporting up to 300 tps.- Invole distributed system design by popular middleware such as Dubbo, Zookeeper, Kafka, RabbitMQ, Elastic Job, etc.- Investigate and fix production issues with team. Deal with JVM diagnosing and tuning.- Take part in business analysis and core module development, including loan transactions, billing, reconciliation, etc.- Integrate with third-party payment system.- Lead a technical team of 8 employees, 60 consultants.

Responsible for risk management systems design and development.- Design and develop a big data dashboard involving Hadoop, Hive and Talend- Design and develop a risk management web application by Spring MVC, Hibernate and Javascript- Travell to the US twice for technical support- Lead a team of 8 members- Attend a series of management courses

Responsible for risk management system development- Develop system features in Java and Oracle- Develop multi-threading features- Maintain a reporting system using PLSQL- Improved reporting performance by SQL tuning