README.md

SG Tech Company Tech Stack

Abbreviations

• OSJK: Objective-C, Swift, Java, Kotlin (Native iOS/Android).

Table of Contents

• Backend
• Frontend & Mobile

Backend

Company	Backend Language	Backend Framework
Alibaba (Ant)	Java	Sofa
Bytedance (TikTok)	Go
Carousell	Go	Orion
Facebook	Hack	Propritery Framework
Instagram	Python	Django
Google	Java, Go
Grab	Go
SEA (Shopee)	Go
Tencent	C++, Java
Twitter	Scala, Java

Frontend & Mobile

Company	Frontend & Mobile Language	Frontend & Mobile Framework
Alibaba (Ant)	JavaScript, TypeScript, OSJK*	React, Ant Design, React Native
Bytedance, (TikTok)	JavaScript, TypeScript, OSJK*	React, Semi-UI, Arco Design
Carousell	JavaScript, TypeScript, OSJK*	React
Facebook	JavaScript, TypeScript, OSJK*	React
Google	JavaScript, TypeScript, Dart, OSJK*	Angular, Flutter
Grab	JavaScript, TypeScript, OSJK*	React
SEA (Shopee)	JavaScript, TypeScript	React, React Native
Tencent	JavaScript, TypeScript, Dart, C++	Flutter
Twitter	JavaScript, TypeScript, OSJK*	React

Abbreviations

• OSJK: Objective-C, Swift, Java, Kotlin (Native iOS/Android).

References

General:

• Programming languages used in most popular websites

Bytedance:

• 为什么字节跳动选择使用 Go 语言？
• Semi-UI
• 抖音 Swift 编译优化 - 基于自定义 Toolchain 编译提速 60%
• 抖音 Android 性能优化系列：Java 锁优化

Facebook:

• What is the general tech stack at FB?

Shopee:

• Backend Engineering
• Shopee 技术团队
• Singapore Offer Evaluations

Tencent:

• 腾讯使用 C++为主要开发语言？java 少？为什么
• 基于小程序技术栈的微信客户端跨平台实践
• 微信大终端，缺人，求贤，速来！

Twitter:

• Tech stack at twitter
• How we built Twitter Lite

Carousell

• 在旋轉拍賣 Carousell 一年看到的後端架構、挑戰與生活
• How Carousell launched its first widget for iOS14 (Part 2)
• The Browse page refactoring journey on Android
• Acing Your Front-End Coding Interview at Carousell

Contribution

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Please ensure that the companies are sorted alphabetically.