liangwendev.com

Wen Liang

Backend Developer · Java & Spring Boot

I build APIs, service integrations and backend automation.
Focused on clear contracts, reliable business logic and tested systems.

Stack

Backend
Java · Spring Boot · Spring Cloud · MyBatis
APIs
REST · OpenAPI · OAuth2 · JWT
Data
MySQL · PostgreSQL · Redis
Delivery & Testing
Docker · Jenkins · AWS · JUnit · Mockito

Experience

Spark New Zealand — Contract assignment

Jul 2026–Present

DESL Developer

Java and Spring Boot service integration, API contracts, automated testing and cross-system troubleshooting.

Sush Labs — TSB Bank project

Dec 2025–Feb 2026

Senior Software Engineer

Built BFF transformation interfaces, REST/JSON contracts and automated tests for banking channels.

Qianhai Feisuan Cloud Intelligence

Dec 2020–Nov 2023

Senior Java Software Engineer

Built a Java code-generation platform, Spring microservices, API Gateway security and automated deployment pipelines.