Backend developer with nearly 4 years of full-time industry experience in Java/Spring (China) and ongoing remote work in C#/.NET for an Australian company. Currently completing a Master of IT at the University of Waikato in New Zealand.

I care about production-grade code, durable patterns, and writing things that other developers can read without a meeting.

Backend · Java, Spring Boot, Spring Cloud, MyBatis · C#, ASP.NET Core, ABP Framework, EF Core
Data · Oracle, MySQL, query optimisation, AWR-driven SQL tuning
DevOps · Docker, Linux, Nginx, Azure DevOps, GitLab + Jenkins
Practice · REST APIs, JWT auth, role-based access, pull-request workflow

📓 Maintaining backend-case-studies — notes on real production backend work, troubleshooting approach, and lessons learned.

🎓 Master of IT @ University of Waikato (Feb 2026 – Apr 2027).

💼 Open to junior / graduate / mid-level backend roles in New Zealand —
part-time during studies, full-time from Apr 2027.

• Apr 2021 – Feb 2025 · Java Developer, Neusoft Group, China
  Backend on a public healthcare claim platform serving ~80,000 pharmacies. Owned secondary development and production maintenance across 3+ provincial deployments.

• Sep 2025 – present · Software Developer (remote), Mpoints.com.au, Australia
  Designed and built T1Education backend from scratch (Spring Boot). Maintain a mature .NET / ABP healthcare practice-management SaaS.

📫 liudi311@outlook.com · Hamilton, New Zealand