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Companies using nodejs: 1. Netflix; 2. Trello; 3. PayPal; 4. LinkedIn; 5. Uber; 6. Groupon; 7. Medium; 8. NASA; 9. LinkedIn; 10. Yahoo; 11, eBay; 12, Walmart, etc.
The operating environment of this tutorial: windows7 system, nodejs version 12.19.0, DELL G3 computer.
As the most popular front-end JavaScript is entering the back-end step by step. Thanks to the v8 engine, the nodejs environment provides a running environment for JavaScript to run on the back-end, and the asynchronous features of JavaScript are even more effective in processing IO data. Like a duck in water, many companies use nodejs as their main backend technology station, so let us take stock of which companies use nodejs to develop their applications.
Netflix
The world’s largest streaming and VOD provider with more than 130 million users switched their backend from Java to Node.js. They needed a scalable solution that could handle 1 billion hours of video streaming per week and all the requests. Leveraging a fast and lightweight platform like Node.js, Netflix can reduce startup time by 70%.
Gains brought by using NodeJS:
Shorter build times
Lighter, faster, more modular Apps
Trello
Team collaboration plays an important role in corporate communication and work, and Trello is such a tool. Many foreign companies use Trello to manage team project tasks.
By using nodejs for server-side development, Trello can be updated in real time, is very lightweight, and can be deployed with zero delay.
Gains brought by using NodeJS:
Event-driven non-blocking server
Ability to maintain many open connections for instant updates
PayPal
In 2013, PayPal decided to migrate from Java to Node.js. This improves page response time by 200ms and doubles the number of requests that can be processed per second. Since development teams were once divided into those who wrote browser-specific code and those who wrote application-layer-specific code, Node.js was an ideal solution.
Gains brought by using NodeJS:
Average response time reduced by 35%
Page serving shortened by 200ms
Code reduced by 30%, number of lines reduced by 40%
LinkedIn is a social platform for employment networks, where job seekers can post their resumes and experiences. It is extremely popular abroad, and many people use this platform to find jobs.
By adopting nodejs, LinkedIn has greatly reduced the usage of servers. Their company previously used ruby. After adopting nodejs, the response speed of the application has increased by 10 times, which is a very big improvement.
Uber
As a leading taxi-hailing application software provider, Uber’s backend also uses nodejs technology.
By using nodejs, Uber can handle requests for large amounts of data. Because of asynchronous processing, Uber can handle 14 million data requests every day.
Groupon
With Ruby on Rails, Java and PHP becoming increasingly difficult to maintain, Groupon decided to build on Node.js Rebuild their web layer. Their year-long migration project has become one of the largest production deployments of Node.js.
Gains from using NodeJS:
50% faster platform
Higher stability and handling of large volumes Traffic capability
Medium
A user writing platform with more than 100 million users. By using nodejs, the deployment of medium has been greatly improved, and new application deployment can be completed in a short time.
NASA
NASA’s app focuses on keeping astronauts safe during space exploration. After an accident nearly killed an astronaut, NASA was faced with the challenge of transferring all EVA spacesuit data to a cloud database. They adopted Node.js, which helped reduce the number of program steps from 28 to 7!
Gains brought by using NodeJS:
Single database
Access time shortened by 300%
Reduce procedural steps
In 2011, a platform serving 63 million users decided to start from Ruby on Rails moves to Node.js. By doing this, developers can move from synchronous to asynchronous systems. This improves performance and scalability.
Gains brought by using NodeJS:
Reduce the number of servers from 15 to 4
The traffic service has improved by one Times
Apps run 2-10 times faster
Yahoo
After Node was first released in 2009 In less than a year, Yahoo started using Node.js. In 2016, Yahoo became a member of the Node.js Foundation. Yahoo's blog confirms that 75% of its web applications are Node-based.
Gains brought by using NodeJS:
Improved performance
eBay
eBay needed a real-time application to maintain a live connection to the server, and a great solution that could handle the large number of eBay-specific services. They mentioned many features of Node.js: performance, scalability, speed, simplicity, full control and transparency.
Gains brought by using NodeJS:
Faster, more reliable applications
Single-threaded
Transparent process
walmart
In 2017, Walmart, which had global sales of US$481.32 billion, decided to use Node .js. They have redeveloped the mobile app to provide advanced features to their customers.
Gains brought by using NodeJS:
New plugins and NPM packages
Accurate results
Be able to use SmartOS
[Recommended learning: "nodejs tutorial"]
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