Posted 18 months ago
Java开发工程师
AI Summary
Builds and optimizes Java-based business middleware and commercial services, including user centers, CRM, messaging, and payment systems, ensuring high concurrency and data consistency.
About this role
核心职责
1. 业务中台开发
- 构建用户中心、CRM及消息中心,统一管理用户身份、权限、行为数据及多端通信能力,支持精准营销与合规需求。
- 设计模块化服务,如用户标签体系、自动化营销流程、消息分级触达策略,提升运营效率。
2. 商业服务开发
- 开发课包商品、买赠优惠、订单交易及支付系统,支持复杂营销规则(满减、组合优惠)、高并发交易场景及跨境支付对接。
- 设计账户与资金管理体系,实现积分、余额、优惠券等多资产联动,保障交易安全与财务对账。
3. 系统架构优化
- 基于微服务架构(Spring Cloud/Dubbo)解耦核心模块,通过Redis集群、消息队列(RocketMQ/Kafka)保障高性能与数据一致性。
- 解决分库分表、分布式事务、防刷防超卖等技术难点,支撑海量用户并发场景。
任职要求
1. 必备条件
- 5年以上Java开发经验,精通Spring Boot/Cloud、MySQL、Redis,熟悉DDD设计模式。
- 有业务中台(用户/CRM/消息)或商业系统(商品/营销/支付)开发经验,能设计复杂业务逻辑的技术方案。
- 掌握高并发场景下的技术实践,如分布式锁、限流降级、异步化处理。
2. 加分项
- 熟悉在线教育业务特性(如课程交付、订阅制、多端权限管控)。
- 有跨境支付、多币种结算或全球化系统开发经验。
- 具备性能调优能力(JVM/数据库/SQL优化)。
Skills
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- Market overviewState of tech hiring, September 2026: up 4.8%Tech hiring rose 4.8% month over month in September 2026, with 411,122 new listings. Customer support and account executive roles led the growth.