携程后端开发（搜推AI算法工程）(MJ027857)
社招全职7年以上旅游业务开发地点：上海状态：招聘
任职要求
7年以上工作经验 有搜索关键词Query解析或者算法模型部署调优或者大模型落地经验的优先。 需要具备架构设计能力和抽象能力，有平台化落地经验的优先。 具备项目推动能力，需要具备独立负责和推动项目落地的经验。 精通Java或Python等后端开发语言，具备深厚的编程功底和面向对象编程思想。 熟练掌握SpringBoot等主流后端框架，并能根据业务需求进行定制和优化。 深入理解数据库原理，熟练使用MySQL、Oracle等关系型数据库，具备数据库设计、优化和故障排查能力。 熟悉NoSQL数据库技术，如Redis、MongoDB等，了解其应用场景和最佳实践。 熟练掌握分布式系统设计和开发，了解微服务架构、服务治理、负载均衡等关键技术。 熟悉网络通信协议，如HTTP、TCP/IP等，了解网络编程和性能调优。 熟悉实时数据处理技术栈，如Flink、Kafka等，有实时数据处理任务实战经验。 具备缓存机制的设计和实现能力，如使用Redis进行热点数据缓存、提升系统响应速度。 熟悉Linux操作系统，具备基本的系统管理和性能调优能力。 具备良好的代码编写习惯，熟悉常用的设计模式，能够编写出高质量、可维护的代码。 对新技术保持敏感，具备快速学习和应用新技术的能力，如AI算法在搜推领域的应用。
工作职责
后端开发 负责搜推算法工程后端系统的设计和开发工作，确保系统稳定、高效运行，提供高效稳定的在线推理服务。 参与系统架构的设计和优化，提升系统性能和可扩展性。 负责编写高质量的后端代码，实现业务逻辑和数据处理功能。 与产品经理、前端、算法开发人员等协作，进行需求分析和系统设计。 根据需求文档和设计文档，实现后端接口和业务流程。 负责后端系统的日常维护和监控，及时处理系统故障和性能问题。 对系统进行持续优化和改进，提升用户体验和系统性能。 参与团队内部的技术分享和讨论，提升团队整体技术水平。 根据项目需要，完成其他相关工作，如性能测试、安全加固等。
包括英文材料
算法+
https://roadmap.sh/datastructures-and-algorithms
Step by step guide to learn Data Structures and Algorithms in 2025
https://www.hellointerview.com/learn/code
A visual guide to the most important patterns and approaches for the coding interview.
https://www.w3schools.com/dsa/
大模型+
https://www.youtube.com/watch?v=xZDB1naRUlk
You will build projects with LLMs that will enable you to create dynamic interfaces, interact with vast amounts of text data, and even empower LLMs with the capability to browse the internet for research papers.
https://www.youtube.com/watch?v=zjkBMFhNj_g
系统设计+
https://roadmap.sh/system-design
Everything you need to know about designing large scale systems.
https://www.youtube.com/watch?v=F2FmTdLtb_4
This complete system design tutorial covers scalability, reliability, data handling, and high-level architecture with clear explanations, real-world examples, and practical strategies.
Java+
https://www.youtube.com/watch?v=eIrMbAQSU34
Master Java – a must-have language for software development, Android apps, and more! ☕️ This beginner-friendly course takes you from basics to real coding skills.
Python+
https://liaoxuefeng.com/books/python/introduction/index.html
中文，免费，零起点，完整示例，基于最新的Python 3版本。
https://www.learnpython.org/
a free interactive Python tutorial for people who want to learn Python, fast.
https://www.youtube.com/watch?v=K5KVEU3aaeQ
Master Python from scratch 🚀 No fluff—just clear, practical coding skills to kickstart your journey!
https://www.youtube.com/watch?v=rfscVS0vtbw
This course will give you a full introduction into all of the core concepts in python.
后端开发+
https://www.youtube.com/watch?v=tN6oJu2DqCM&list=PLWKjhJtqVAbn21gs5UnLhCQ82f923WCgM
Learn what technologies you should learn first to become a back end web developer.
Spring Boot+
https://spring.io/guides/gs/spring-boot
his guide provides a sampling of how Spring Boot helps you accelerate application development.
https://www.youtube.com/watch?v=Nv2DERaMx-4&list=PLzUMQwCOrQTksiYqoumAQxuhPNa3HqasL
The author teaches you how to use Spring Boot from a complete beginner, to building a REST API with a real database, Dockerising it and deploying it to the cloud.
MySQL+
https://juejin.cn/post/7190306988939542585
这是一篇 MySQL 通关一篇过硬核经验学习路线，包括数据库相关知识，SQL语句的使用，数据库约束，设计等。
[英文] MySQL Tutorial
https://www.mysqltutorial.org/
your go-to resource for mastering MySQL in a fast, easy, and enjoyable way.
https://www.youtube.com/watch?v=5OdVJbNCSso
MySQL SQL tutorial for beginners
https://www.youtube.com/watch?v=7S_tz1z_5bA
This beginner-friendly course teaches you SQL from scratch.
Oracle+
[英文] Oracle Tutorial
https://www.oracletutorial.com/
On this website, you can learn Oracle Database fast and easily.
https://www.youtube.com/watch?v=QHYuuXPdQNM&list=PL_c9BZzLwBRJ8f9-pSPbxSSG6lNgxQ4m9
NoSQL+
https://nosql-database.org/
Everything about NoSQL Systems – Types, Benefits, and Real-World Uses
https://piaosanlang.gitbooks.io/mongodb/content/section1.1.html
NoSQL(NoSQL = Not Only SQL )，即"不仅仅是SQL"，指的是非关系型的数据库。是对不同于传统的关系型数据库管理系统的统称。
https://www.youtube.com/watch?v=0buKQHokLK8
NoSQL databases can operate in multiple modes: as key-value store, document store or wide column store.
Redis+
[英文] Developer Hub
https://redis.io/dev/
Get all the tutorials, learning paths, and more you need to start building—fast.
https://www.runoob.com/redis/redis-tutorial.html
REmote DIctionary Server(Redis) 是一个由 Salvatore Sanfilippo 写的 key-value 存储系统，是跨平台的非关系型数据库。
https://www.youtube.com/watch?v=jgpVdJB2sKQ
In this video I will be covering Redis in depth from how to install it, what commands you can use, all the way to how to use it in a real world project.
MongoDB+
https://learnxinyminutes.com/mongodb/
MongoDB is a NoSQL document database for high volume data storage.
https://studio3t.com/academy/#courses
The fastest way to learn MongoDB
https://www.youtube.com/watch?v=c2M-rlkkT5o
This video will give you and introduction to MongoDB in 1 Hour. Afterwards I recommend exploring aggregation, replication, and sharding.
https://www.youtube.com/watch?v=ExcRbA7fy_A&list=PL4cUxeGkcC9h77dJ-QJlwGlZlTd4ecZOA
You'll learn how to use MongoDB (a NoSQL database) from scratch. You'll also learn how to integrate it into a simple Node.js API.
分布式系统+
https://www.distributedsystemscourse.com/
The home page of a free online class in distributed systems.
https://www.youtube.com/watch?v=7VbL89mKK3M&list=PLOE1GTZ5ouRPbpTnrZ3Wqjamfwn_Q5Y9A
微服务+
https://learn.microsoft.com/en-us/training/modules/dotnet-microservices/
Microservice applications are composed of small, independently versioned, and scalable customer-focused services that communicate with each other by using standard protocols and well-defined interfaces.
https://microservices.io/
Microservices - also known as the microservice architecture - is an architectural style that structures an application as a collection of two or more services.
https://spring.io/microservices
Building small, self-contained, ready to run applications can bring great flexibility and added resilience to your code.
https://www.ibm.com/think/topics/microservices
Microservices, or microservices architecture, is a cloud-native architectural approach in which a single application is composed of many loosely coupled and independently deployable smaller components or services.
https://www.youtube.com/watch?v=CqCDOosvZIk
https://www.youtube.com/watch?v=hmkF77F9TLw
Learn about software system design and microservices.
服务治理+
https://cloudnativecn.com/blog/istio-traffic-management-series-service-management-concept-theory/
通过阅读本文读者可以初步理解 Istio 流量治理的概念和相关知识框架。
https://juejin.cn/post/6844904006033080334
服务治理主要包括服务发现、负载均衡、限流、熔断、超时、重试、服务追踪等。我们今天要讲的，就是服务发现的内容。
HTTP+
https://developer.mozilla.org/zh-CN/docs/Web/HTTP
超文本传输协议（HTTP）是一个用于传输超媒体文档（例如 HTML）的应用层协议。它是为 Web 浏览器与 Web 服务器之间的通信而设计的，但也可以用于其他目的。
TCP/IP+
[英文] What is TCP/IP?
https://www.techtarget.com/searchnetworking/definition/TCP-IP
TCP/IP stands for Transmission Control Protocol/Internet Protocol and is a suite of communication protocols used to interconnect network devices on the internet.
网络编程+
https://www.youtube.com/watch?v=2HrYIl6GpYg
I will make a simple HTTP web server with the C Programming Language.
https://www.youtube.com/watch?v=8z6okCgdREo
This tutorial is for Gophers who have written a command line or an API application, but have little to no experience in lower-level concepts like reading and writing to sockets, working with channels, and managing multiple goroutines.
https://www.youtube.com/watch?v=bdIiTxtMaKA&list=PL9IEJIKnBJjH_zM5LnovnoaKlXML5qh17
https://www.youtube.com/watch?v=bzja9fQWzdA
Implement the ubiquitous TCP protocol that underlies much of the traffic on the internet!
[英文] 📺Network Programming with Python Course (build a port scanner, mailing client, chat room, DDOS)
https://www.youtube.com/watch?v=FGdiSJakIS4
Learn network programming in Python by building four projects. You will learn to build a mailing client, a DDOS script, a port scanner, and a TCP Chat Room.
https://www.youtube.com/watch?v=gntyAFoZp-E
https://www.youtube.com/watch?v=JiuouCJQzSQ
Explore the fundamentals of networking in Rust by building a simple TCP server.
https://www.youtube.com/watch?v=JRTLSxGf_6w
https://www.youtube.com/watch?v=sFizpxHkIlI
In this video we'll cover SOCKET PROGRAMMING in JAVA.
https://www.youtube.com/watch?v=sXW_sNGvqcU
性能调优+
https://goperf.dev/
The Go App Optimization Guide is a series of in-depth, technical articles for developers who want to get more performance out of their Go code without relying on guesswork or cargo cult patterns.
https://web.dev/learn/performance
This course is designed for those new to web performance, a vital aspect of the user experience.
https://www.ibm.com/think/insights/application-performance-optimization
Application performance is not just a simple concern for most organizations; it’s a critical factor in their business’s success.
https://www.oreilly.com/library/view/optimizing-java/9781492039259/
Performance tuning is an experimental science, but that doesn’t mean engineers should resort to guesswork and folklore to get the job done.
Flink+
https://nightlies.apache.org/flink/flink-docs-release-2.0/docs/learn-flink/overview/
This training presents an introduction to Apache Flink that includes just enough to get you started writing scalable streaming ETL, analytics, and event-driven applications, while leaving out a lot of (ultimately important) details.
https://www.youtube.com/watch?v=WajYe9iA2Uk&list=PLa7VYi0yPIH2GTo3vRtX8w9tgNTTyYSux
Today’s businesses are increasingly software-defined, and their business processes are being automated. Whether it’s orders and shipments, or downloads and clicks, business events can always be streamed. Flink can be used to manipulate, process, and react to these streaming events as they occur.
Kafka+
https://developer.confluent.io/what-is-apache-kafka/
https://www.youtube.com/watch?v=CU44hKLMg7k
https://www.youtube.com/watch?v=j4bqyAMMb7o&list=PLa7VYi0yPIH0KbnJQcMv5N9iW8HkZHztH
In this Apache Kafka fundamentals course, we introduce you to the basic Apache Kafka elements and APIs, as well as the broader Kafka ecosystem.
缓存+
https://hackernoon.com/the-system-design-cheat-sheet-cache
The cache is a layer that stores a subset of data, typically the most frequently accessed or essential information, in a location quicker to access than its primary storage location.
https://www.youtube.com/watch?v=bP4BeUjNkXc
Caching strategies, Distributed Caching, Eviction Policies, Write-Through Cache and Least Recently Used (LRU) cache are all important terms when it comes to designing an efficient system with a caching layer.
https://www.youtube.com/watch?v=dGAgxozNWFE
Linux+
https://ryanstutorials.net/linuxtutorial/
Ok, so you want to learn how to use the Bash command line interface (terminal) on Unix/Linux.
https://ubuntu.com/tutorials/command-line-for-beginners
The Linux command line is a text interface to your computer.
https://www.youtube.com/watch?v=6WatcfENsOU
In this Linux crash course, you will learn the fundamental skills and tools you need to become a proficient Linux system administrator.
https://www.youtube.com/watch?v=v392lEyM29A
Never fear the command line again, make it fear you.
https://www.youtube.com/watch?v=ZtqBQ68cfJc
设计模式+
https://liaoxuefeng.com/books/java/design-patterns/index.html
设计模式，即Design Patterns，是指在软件设计中，被反复使用的一种代码设计经验。使用设计模式的目的是为了可重用代码，提高代码的可扩展性和可维护性。
[英文] Design Patterns
https://refactoring.guru/design-patterns
Design patterns are typical solutions to common problems in software design. Each pattern is like a blueprint that you can customize to solve a particular design problem in your code.
https://www.youtube.com/watch?v=NU_1StN5Tkk
Design Patterns tutorial explained in simple words using real-world examples.
相关职位
社招8年以上旅游业务开发
负责搜广推工程/或引擎平台后端系统的设计和开发工作，确保系统稳定、高效运行。 参与系统架构的设计和优化，提升系统性能和可扩展性。 负责编写高质量的后端代码，实现业务逻辑和数据处理功能。 与产品经理、前端开发人员等协作，进行需求分析和系统设计。 根据需求文档和设计文档，实现后端接口和业务流程。 负责后端系统的日常维护和监控，及时处理系统故障和性能问题。 对系统进行持续优化和改进，提升用户体验和系统性能。 参与团队内部的技术分享和讨论，提升团队整体技术水平。 根据项目需要，完成其他相关工作，如性能测试、安全加固等。
更新于 2025-02-07
社招7年以上旅游业务开发
后端开发 负责搜推算法工程后端系统的设计和开发工作，确保系统稳定、高效运行，提供高效稳定的在线推理服务。 参与系统架构的设计和优化，提升系统性能和可扩展性。 负责编写高质量的后端代码，实现业务逻辑和数据处理功能。 与产品经理、前端、算法开发人员等协作，进行需求分析和系统设计。 根据需求文档和设计文档，实现后端接口和业务流程。 负责后端系统的日常维护和监控，及时处理系统故障和性能问题。 对系统进行持续优化和改进，提升用户体验和系统性能。 参与团队内部的技术分享和讨论，提升团队整体技术水平。 根据项目需要，完成其他相关工作，如性能测试、安全加固等。
更新于 2025-03-28
社招旅游业务开发
负责搜推算法工程后端系统的设计和开发工作，确保系统稳定、高效运行，提供高效稳定的模型在线推理服务。参与系统架构的设计和优化，提升系统性能和可扩展性。负责编写高质量的后端代码，实现业务逻辑和数据处理功能。与产品经理、前端、算法开发人员等协作，进行需求分析和系统设计。根据需求文档和设计文档，实现后端接口和业务流程。负责后端系统的日常维护和监控，及时处理系统故障和性能问题。对系统进行持续优化和改进，提升用户体验和系统性能。参与团队内部的技术分享和讨论，提升团队整体技术水平。根据项目需要，完成其他相关工作，如性能测试、安全加固等。
更新于 2025-06-12
社招旅游业务开发
负责搜推算法工程后端系统的设计和开发工作，确保系统稳定、高效运行，提供高效稳定的模型在线推理服务。参与系统架构的设计和优化，提升系统性能和可扩展性。负责编写高质量的后端代码，实现业务逻辑和数据处理功能。与产品经理、前端、算法开发人员等协作，进行需求分析和系统设计。根据需求文档和设计文档，实现后端接口和业务流程。负责后端系统的日常维护和监控，及时处理系统故障和性能问题。对系统进行持续优化和改进，提升用户体验和系统性能。参与团队内部的技术分享和讨论，提升团队整体技术水平。根据项目需要，完成其他相关工作，如性能测试、安全加固等。
更新于 2025-05-16