Element451
Senior Backend Engineer
RS · Belgrade · Belgrade, Serbia · Remote · Full-time · Senior
Salary not stated
AI summary
About the company
Element451打造AI驱动的高校招生支持平台，重塑高校招生、录取与学生支持模式，后端为核心引擎，聚焦AI与软件 craft 的结合。
Role overview
该岗位为远程全职高级后端工程师，隶属于Element451团队，负责构建AI驱动的高校招生支持平台的后端服务，拥有端到端系统所有权，需运用AI工具开发高可靠、高性能的后端系统，参与技术设计、代码评审与团队协作，助力产品迭代。
Responsibilities
- 设计构建PHP/Laravel后端服务
- 负责MongoDB数据层设计与迁移
- 搭建SQS异步事件驱动系统
- 维护API契约与向后兼容性
- 设计安全租户隔离与隐私方案
- 实现Twilio、Stripe等第三方集成
- 保障系统性能与成本控制
- 编写多层级测试并安全发布功能
Requirements
- 5+年复杂多租户SaaS后端经验
- 精通PHP与Laravel服务及性能优化
- 熟悉MongoDB数据建模与索引设计
- 具备SQS等异步系统开发经验
- 拥有AWS服务实操经验
- 有API设计与第三方集成经验
- 熟悉AI开发工具与LLM平台
- 具备优秀的书面技术沟通能力
Nice to have
- 熟悉TypeScript/Node.js与NestJS
- 有GraphQL开发经验
- 具备Playwright等E2E测试经验
- 有OpenAI API等LLM使用经验
- 熟悉Claude Code等AI工具
Hiring process & how to apply
- 进行实时互动技术评估
- 团队面试环节
- 展示工作与推理能力
- 快速推进招聘流程
Notes for China-based candidates
- 远程工作，无地域限制
- 需具备英文书面沟通能力
- 需熟悉AI开发工具
- 无明确时区要求
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Excerpt
Element451 · Engineering Element451 is building the AI-powered platform reshaping how colleges and universities recruit, enroll, and support their students — and the backend is the engine that makes it work. You’ll build the services, data models, and integrations that move millions of student…
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