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wen
@acfan0523
Java Backend Engineer
Cina
Cinese
Chi sono
I’m a professional Java Backend Developer specializing in Spring Boot and Spring Cloud. I have extensive experience in high-concurrency programming, microservices, backend architecture, API development, and performance optimization.
I’m also highly experienced in developing for China’s major platforms, including WeChat, Alipay, and Douyin Mini Programs, as well as integrating their APIs and payment systems.
I focus on building reliable, scalable, high-performance, and production-ready solutions with clean, maintainable code.
Competenze
wen
offline •
Tempo di risposta medio: 1 ora
Consulta i miei servizi
Applicazioni web full stack
I will build full stack apps with java, taro and uniapp
Esperienza lavorativa
Java Backend Engineer
Alibaba • Full time
Apr 2020 - May 2023 • 3 yrs 1 mo
Worked as a Java Backend Engineer, focusing on scalable backend systems, microservices, and high-concurrency applications. Developed and maintained backend services using Java, Spring Boot, and Spring Cloud. Designed RESTful APIs and microservice architectures for large-scale business applications. Worked on high-concurrency systems involving order processing, payment, inventory, user services, and promotional activities. Improved system performance and stability through Redis caching, asynchronous processing, database optimization, distributed locking, and traffic control. Participated in system architecture improvements, service decoupling, performance tuning, and production troubleshooting. Experienced in handling traffic spikes and designing highly available and fault-tolerant services. Also worked with MySQL, Redis, message queues, distributed systems, and cloud-based infrastructure. Key achievements included improving service performance, reducing system bottlenecks, increasing service stability, and delivering reliable production-ready backend solutions.
