得物【交易平台】Java开发工程师/专家（出价&库存）
社招全职5年以上技术类地点：上海状态：招聘
任职要求
1、5年及以上Java及Java Web开发经验， 具有扎实的程序设计基本功，能够独立担当功能模块的架构设计开发； 2、 理解Java常用设计模式，并且能够合理运用，基本技术特性，如Java数据结构，多线程编程，Java IO等； 3、熟练使用Java常用框架和工具，如 Spring boot 、Spring Cloud、SpringMVC、Struts、Hibernate、Mybatis等 4、熟悉缓存Redis、Memcache/Couchbase，缓存设计和模式及其应用； 5、熟悉数据库原理并熟练掌握相关优化方案，熟悉ORACLE、MySql数据库开发技术及相关工具，熟悉数据库设计，熟练掌握SQL语句； 6、能在类Unix环境下熟练开发，掌握Java开发，Tomcat 配置、MySQL配置；有shell/python脚本开发能力更佳； 7、具备强烈的责任心，思路清晰，较强的学习能力和解决问题的能力；良好的需求归纳分析和文档编写能力； 8、有互联网电商交易（订单、商品、营销、价格、库存）、用户增长相关经验优先考虑；有高并发处理经验者优先考虑。
工作职责
1、负责得物App电商业务系统核心开发; 2、编写代码实现产品功能，完成项目开发，撰写相关文档，参与需求分析; 3、协助进行核心技术问题的攻关，技术方案的选型、系统优化，协助解决项目开发过程中的技术难题; 4、了解互联网的技术发展、评估外部技术与解决方案。
包括英文材料
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.
Web+
https://web.dev/learn
Explore our growing collection of courses on key web design and development subjects.
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.
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.
数据结构+
https://www.youtube.com/watch?v=8hly31xKli0
In this course you will learn about algorithms and data structures, two of the fundamental topics in computer science.
https://www.youtube.com/watch?v=B31LgI4Y4DQ
Learn about data structures in this comprehensive course. We will be implementing these data structures in C or C++.
https://www.youtube.com/watch?v=CBYHwZcbD-s
Data Structures and Algorithms full course tutorial java
多线程+
https://liaoxuefeng.com/books/java/threading/basic/index.html
和单线程相比，多线程编程的特点在于：多线程经常需要读写共享数据，并且需要同步。
https://www.youtube.com/watch?v=_uQgGS_VIXM&list=PLsc-VaxfZl4do3Etp_xQ0aQBoC-x5BIgJ
https://www.youtube.com/watch?v=IEEhzQoKtQU
https://www.youtube.com/watch?v=mTGdtC9f4EU&list=PLL8woMHwr36EDxjUoCzboZjedsnhLP1j4
https://www.youtube.com/watch?v=TPVH_coGAQs&list=PLk6CEY9XxSIAeK-EAh3hB4fgNvYkYmghp
https://www.youtube.com/watch?v=xPqnoB2hjjA
This video is an introduction to multithreading in modern C++.
https://www.youtube.com/watch?v=YKBwKy5PrpQ
Rust threading is easy to implement and improves the efficiency of your applications on multi-core systems!
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.
Spring+
https://liaoxuefeng.com/books/java/spring/index.html
Spring是一个支持快速开发Java EE应用程序的框架。它提供了一系列底层容器和基础设施，并可以和大量常用的开源框架无缝集成，可以说是开发Java EE应用程序的必备。
https://spring.io/guides/gs/rest-service
https://spring.io/quickstart
Level up your Java code and explore what Spring can do for you.
Struts+
[英文] Getting Started
https://struts.apache.org/getting-started/
The framework documentation is written for active web developers and assumes a working knowledge about how Java web applications are built.
https://www.baeldung.com/struts-2-intro
Apache Struts 2 is an MVC-based framework for developing enterprise Java web applications.
Hibernate+
https://hibernate.org/orm/documentation/getting-started/
The following guides are meant to help you getting started with Hibernate ORM in an application.
https://www.baeldung.com/learn-jpa-hibernate
Hibernate is a standard implementation of the JPA specification, with a few additional features that are specific to Hibernate.
https://www.youtube.com/watch?v=xHminZ9Dxm4
Ever looked for a comprehensive tutorial to Hibernate & JPA that is fun and entertaining at the same time?
MyBatis+
https://mybatis.org/mybatis-3/getting-started.html
https://www.baeldung.com/mybatis
MyBatis is an open source persistence framework which simplifies the implementation of database access in Java applications.
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
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.
Memcached+
https://www.youtube.com/watch?v=VhM2ByShhzE
Memcached is a high-performance, distributed memory caching system designed to speed up dynamic web applications by alleviating database load.
Couchbase+
https://www.youtube.com/watch?v=7OKSgtDt1lo
Couchbase is a distributed document database (JSON), with all the desired capabilities of a relational DBMS; SQL, distributed ACID transactions; and much more.
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
SQL+
https://liaoxuefeng.com/books/sql/introduction/index.html
什么是SQL？简单地说，SQL就是访问和处理关系数据库的计算机标准语言。
https://sqlbolt.com/
Learn SQL with simple, interactive exercises.
https://www.youtube.com/watch?v=p3qvj9hO_Bo
In this video we will cover everything you need to know about SQL in only 60 minutes.
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.
Unix+
[英文] The UNIX® Standard
https://www.opengroup.org/membership/forums/platform/unix
https://www.youtube.com/watch?v=IrDUcdpPmdI
UNIX is an operating system which was first developed in the 1970s, and has been under constant development ever since.
Tomcat+
https://pdai.tech/md/framework/tomcat/tomcat-x-design-web-container.html
我们通过学习如何设计一个最基本的web容器来看它需要考虑什么；进而在真正学习Tomcat时，多把重点放在它的顶层设计上，而不是某一块代码上, 思路永远比具体实现重要的多。
https://www.youtube.com/watch?v=rElJIPRw5iM
This content is about Tomcat, a popular web server used by Java programmers and system administrators.
Bash+
[英文] The Bash Guide
https://guide.bash.academy/
A quality-driven guide through the shell's many features.
https://www.youtube.com/watch?v=tK9Oc6AEnR4
Understanding how to use bash scripting will enhance your productivity by automating tasks, streamlining processes, and making your workflow more efficient.
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.
脚本+
[英文] Scripting language
https://en.wikipedia.org/wiki/Scripting_language
https://zhuanlan.zhihu.com/p/571097954
一个脚本通常是解释执行而非编译。脚本语言通常都有简单、易学、易用的特性，目的就是希望能让程序员快速完成程序的编写工作。
高并发+
https://www.baeldung.com/concurrency-principles-patterns
In this tutorial, we’ll discuss some of the design principles and patterns that have been established over time to build highly concurrent applications.
https://www.baeldung.com/java-concurrency
Handling concurrency in an application can be a tricky process with many potential pitfalls. A solid grasp of the fundamentals will go a long way to help minimize these issues.
https://www.oreilly.com/library/view/concurrency-in-go/9781491941294/
You’ll understand how Go chooses to model concurrency, what issues arise from this model, and how you can compose primitives within this model to solve problems.
https://www.oreilly.com/library/view/modern-concurrency-in/9781098165406/
With this book, you'll explore the transformative world of Java 21's key feature: virtual threads.
https://www.youtube.com/watch?v=qyM8Pi1KiiM
https://www.youtube.com/watch?v=wEsPL50Uiyo
相关职位
社招5-8年技术类
1、负责得物App电商业务系统核心架构设计; 2、负责和业务产品对接，制定团队规划； 3、负责团队人员规划，制定人员培养计划； 4、实现产品功能，完成项目开发，撰写相关文档，参与需求分析与复盘； 5、负责核心技术问题的攻关，技术方案的选型、系统优化，协助解决项目开发过程中的技术难题。
更新于 2023-12-27
社招5年以上技术类
1、负责得物App电商业务系统核心开发; 2、编写代码实现产品功能，完成项目开发，撰写相关文档，参与需求分析; 3、协助进行核心技术问题的攻关，技术方案的选型、系统优化，协助解决项目开发过程中的技术难题; 4、了解互联网的技术发展、评估外部技术与解决方案。
更新于 2023-12-26
社招3年以上技术类
1、负责得物App电商业务系统核心开发； 2、作为团队核心开发，参与并深入发掘业务需求，撰写技术方案和系统设计； 3、保障技术先进性，优化核心系统的稳定性、扩展性、安全性，在业务规模持续提升下，提高系统的可用性与性能及研发效率； 4、指导和培养人才，完善优化研发流程，制定合理的技术规划； 5、有自驱品质，能够主动学习，提升技术能力。
更新于 2023-12-26
社招5年以上技术类
岗位职责： 1、负责得物App电商业务系统核心开发; 2、编写代码实现产品功能，完成项目开发，撰写相关文档，参与需求分析; 3、协助进行核心技术问题的攻关，技术方案的选型、系统优化，协助解决项目开发过程中的技术难题; 4、了解互联网的技术发展、评估外部技术与解决方案。
更新于 2023-12-26