Optimizing Web Application Performance For Better User Experience in RemixJS.
Published: 2023-07-08 07:47:18

 

## Introduction

In today's fast-paced digital landscape, website and web application performance play a critical role in user experience. Slow-loading pages can lead to frustration, increased bounce rates, and diminished conversion rates. To address this challenge, developers and engineers continuously seek efficient frameworks that can optimize page load times and enhance overall performance. One such framework that has gained attention for its ability to improve page load speed is Remix.js. while most other Javascript frontend frameworks are also great frameworks for building client-side rendered web applications, Remix offers a faster page load and smaller codebase by focusing on server-rendered applications. This makes Remix a better choice for applications where performance is critical, such as e-commerce sites and other high-traffic websites. However, it is important to note that the choice of framework ultimately depends on the specific requirements of your project, so it is always a good idea to evaluate multiple options before making a decision.

This article explores how Remix.js excels in facilitating faster page loads compared to other frameworks, highlighting its key features and benefits. 


 **Table Of Content** 


i. **Understanding the Importance of Page Load Speed** 


a. A Quick look at the concept of page load 

b. A Comparison metric for page load speed efficiency  

c. Why and How page load speed efficiency is essential to UX Performance  



ii.  **The Role of Frameworks in Page Load Optimization** 

a.  A Brief Look at popular frameworks used in front end web development



iii.  **Enter Remix.js: A Powerful Solution**   

a.  Remix.Js : Overview & Set-Up 

b. Why Remix.Js excels above others in Page load efficiency 

c. Benefits And Use Cases of Remix.Js 

d. Conclusion

  **Prerequisite **

To get the most out of this guide, you should have a basic understanding of frontend development in Javascript. If you are unfamiliar with these technologies, we recommend taking some time to familiarize yourself before proceeding. 

## i.  Understanding the Importance of Page Load Speed
 




  **A.  A Quick look at the concept of page load** 

   Page load time is the amount of time it takes for a web page to fully load. Measured in seconds, it’s one of the indicators of a web page’s performance, and a slow one can hurt user engagement and, consequently, business performance. 

**How Is Page Load Time Calculated?**

Page load time is calculated from the moment you click on a link or type in a website’s address to the moment when all the elements of the page are displayed on the screen. To make this request happen, the browser and the server go through the following cycle:

* The user sends a server request. This can be clicking on a URL or a link to load a new page, or get a page with a list of products from a simple “table calendar” search from an e-commerce website.   

* The server processes the browser’s request. 

* The browser receives data/information from the server for the requested page. (Note: The time between sending a request to a server and receiving the first byte of data is called the time to first-byte (TTFB). Google uses this metric to measure how fast a website loads.) 

* The page’s content is processed, loaded, and displayed by the browser, and the requested page is fully loaded.       


Several factors are taken into consideration when measuring the web page load time. Website owners can affect some of these, while others such as the user’s location, device, browser and internet connection are beyond their control, yet still affect the page load time. For example, the same web page can load differently on different browsers (e.g., Firefox, Chrome) and devices (e.g., desktop vs. tablet vs. mobile), and in different locations. 

**Why Is Page Load Time Important?** 

Your business bottom line is significantly influenced by your website’s page load time, as consumers desire speedy, easy-to-navigate websites. Here’s how:

* SEO and Search Engine Ranking:  Google uses web page loading time as a direct ranking factor, influencing a page’s position in the search results. A slow loading page can hurt your site’s SEO by increasing the bounce rate and decreasing the average session time, or by dropping the organic traffic from the search engines.  

* User engagement and customer satisfaction:  Slow page load times also affect how users see and interact with your website. Over 70% Of Customers say that page speed impacts their likelihood to purchase. Consequently, close to half of them are less likely to buy and return to the slow website in the future.  

* Bounce Rate:  If your page speed is poor, customers may not wait for it to load and leave instead to search for a faster website. According to Google Research the probability of a user leaving a website (bounce rate) increased by 32% when it took 1-3 seconds to load a page, by 90% when it took 1-5 seconds, and by 123% when it took more than 10 seconds to load a page. 

* Business aspects:  Keeping page load times low is vital to enhance conversion rates and sales revenue. Every second lost is an opportunity lost. Studies show that 40% of users leave a website that takes longer than 3 seconds to load. Furthermore, for every additional second a website takes to load, a 7% drop in conversion rates may be expected. 


![Image description](https://dev-to-uploads.s3.amazonaws.com/uploads/articles/6sos3t2piy75p1p19ymo.png) Chart metric showcasing page load metrics best practices (Source: Semrush) 

**B. A Comparison Metric For Page load speed efficiency**  

   When comparing the efficiency of page load speed across different websites or web applications, several metrics can be used to assess and quantify performance. One commonly used metric is the Page Load Time (PLT), which measures the time it takes for a webpage to load completely. PLT provides a straightforward comparison of how quickly different pages load and is often the most important metric for user experience. However, there are other complementary metrics that can provide a more comprehensive evaluation of page load speed efficiency. Here are a few key metrics to consider: 

* First Contentful Paint (FCP): FCP measures the time it takes for the first piece of content to be rendered on the screen. It indicates how quickly users can see the page's primary content. FCP is particularly useful for evaluating perceived performance and providing a faster visual feedback to users.  
* Time to Interactive (TTI): TTI measures the time it takes for a page to become fully interactive. It considers the time needed for all scripts, stylesheets, and other resources to load and execute, allowing users to interact with the page seamlessly. TTI is crucial for assessing the usability of interactive elements and ensuring a responsive user experience. 
* Document Object Model (DOM) Content Loaded: DOM Content Loaded measures the time it takes for the HTML document to be fully parsed and the DOM tree to be constructed. It represents the point at which JavaScript can start interacting with the page's content. DOM Content Loaded is particularly relevant when evaluating the performance impact of JavaScript execution. 
* Time to First Byte (TTFB): TTFB measures the time it takes for the first byte of data to be received from the server. It represents the server's responsiveness and network latency. A lower TTFB indicates a faster initial response and can contribute to improved overall page load speed.  
* Resource Size and Number of Requests: In addition to time-based metrics, it's essential to consider the size of resources (e.g., HTML, CSS, JavaScript, images) and the number of requests made to retrieve those resources. Minimizing file sizes and reducing the number of server requests can significantly improve page load efficiency. 


![Image description](https://dev-to-uploads.s3.amazonaws.com/uploads/articles/driloymqnmpxqt3h6o3t.png)    Illustration showing core web vitals in determining page load efficiency 


**C. Why and How page load speed efficiency is essential to UX Performance**   

       


* User Satisfaction: Users expect fast and responsive websites. Studies have shown that users are more likely to stay engaged and satisfied when pages load quickly. A slow-loading website can lead to frustration, reduced engagement, and higher bounce rates, negatively impacting the overall user experience.  
* First Impression: Page load speed is often the first interaction users have with a website. It forms their initial impression of the site and sets the tone for their entire browsing experience. A fast-loading page creates a positive first impression, instilling confidence in the website and its content. 
* User Retention and Conversion: Slow-loading pages can deter users from staying on a website and completing desired actions, such as making a purchase, signing up for a service, or submitting a form. Improved page load speed increases the likelihood of user retention and conversion, leading to higher engagement and better business outcomes. 
* Mobile User Experience: With the rise of mobile browsing, page load speed is even more critical. Mobile networks often have limited bandwidth and higher latency, making fast-loading pages essential for a smooth mobile user experience. Mobile users are more likely to abandon slow-loading websites, underscoring the importance of speed optimization. 
* SEO and Search Ranking: Page load speed is a ranking factor in search engine algorithms. Search engines, like Google, prioritize fast-loading websites to provide a better search experience for users. Improved page load speed can positively impact search engine visibility and organic traffic, ultimately benefiting the overall UX and business success. 



![Image description](https://dev-to-uploads.s3.amazonaws.com/uploads/articles/da1k6dwu22w0qefetzt1.png)  Pyramid illustration showing UX hierarchy of web accessibility metrics,  further projecting that page load speed make up a core essence of performance 


## ii.  The Role of Frameworks in Page Load Optimization 

  **A. A Brief Look at popular frameworks used in front end web development** 


![Image description](https://dev-to-uploads.s3.amazonaws.com/uploads/articles/zb5ogzjhzwyvzqejf1v1.jpeg)  



Front-end web development involves building the user-facing part of a website or web application. There are several popular frameworks that developers commonly use to streamline and expedite the development process, enhance functionality, and improve the user experience. Here is a brief look at some of these frameworks:

* React:  React, developed by Facebook, is a JavaScript library for building user interfaces. It utilizes a component-based approach, allowing developers to create reusable UI components. React's virtual DOM (Document Object Model) efficiently updates and renders changes, resulting in optimal performance. React is widely adopted and has a vibrant ecosystem with extensive community support. 
* Angular:  Angular, developed by Google, is a comprehensive framework for building complex web applications. It follows a component-based architecture and provides features like two-way data binding, dependency injection, and a powerful CLI (Command Line Interface). Angular offers a robust set of tools for building large-scale applications and comes with built-in support for features like routing, form validation, and HTTP requests. 
* Vue.js:  Vue.js is a progressive JavaScript framework that is gaining popularity due to its simplicity and flexibility. It focuses on the view layer of an application and can be easily integrated into existing projects. Vue.js provides features such as declarative rendering, component reusability, and a gentle learning curve. It is known for its intuitive syntax and seamless integration with other libraries or existing projects. 
* Ember.js:  Ember.js is a comprehensive framework that emphasizes convention over configuration. It offers a strong set of tools and conventions for building ambitious web applications. Ember.js follows the MVC (Model-View-Controller) architecture, providing features like data binding, routing, and a robust CLI. It aims to provide developers with everything they need to build highly productive and scalable applications. 
* Svelte:   Svelte is a compile-time framework that converts declarative code into efficient, highly optimized JavaScript. It is known for its approach to reactive programming, where components are compiled during the build process. Svelte focuses on minimal runtime overhead, resulting in smaller bundle sizes and excellent performance. It provides a simple and intuitive syntax, making it easy to learn and work with.
 
  
    These are just a few examples of popular front-end frameworks, each with its own strengths, features, and community support. The choice of framework depends on project requirements, developer preferences, scalability needs, and the specific goals of the application being developed. It's important to consider factors such as learning curve, community support, documentation, and long-term maintenance when selecting a framework for a web development project. 



## iii.  Enter Remix.js: A Powerful Solution 
 

  **A.  Remix.Js : Overview & Set-Up** 

         

## Remix.js is a full-stack web framework that combines the best features of React and Next.js. It is designed to provide developers with a powerful and flexible toolset for building modern web applications with an emphasis on performance, scalability, and developer experience. 

   





**Key Features of Remix.js:**

* Server-Side Rendering (SSR): Remix.js supports server-side rendering, allowing initial page content to be generated on the server and sent to the client. This approach improves the perceived performance of web applications by reducing the time it takes to render the initial page and providing search engine-friendly content. 
* Route-Based Rendering: Remix.js utilizes route-based rendering, enabling developers to define different rendering strategies for each route. This allows for selective rendering of components based on specific routes, optimizing the loading of resources and improving overall page load times. 
* Built-In Data Loading: Remix.js provides a built-in mechanism for loading data on the server and passing it to components. This feature simplifies server-side data fetching and ensures that the required data is available before rendering the page. 
* TypeScript Support: Remix.js has built-in TypeScript support, allowing developers to write type-safe code and benefit from enhanced tooling and static analysis. 
* Server-less Deployment: Remix.js can be deployed as a server-less application, making it easier to scale and reducing infrastructure management overhead. 



![Image description](https://dev-to-uploads.s3.amazonaws.com/uploads/articles/f1sso55edkgm698oy8vi.png) 

Set-Up of Remix.js:  

To get started with Remix.js, follow these general steps for setting up a new project:

* Install Node.js and npm: Ensure that Node.js and npm (Node Package Manager) are installed on your machine. You can download and install them from the official Node.js website.  
* Create a New Project: Open your terminal or command prompt and navigate to the desired directory for your project. Run the following command to create a new Remix.js project using the Remix CLI: 

```
npx create-remix@latest

```


This command initializes a new Remix.js project with the recommended project structure and dependencies.
* Set Up Routes and Components: Remix.js follows a route-based approach. Define the desired routes and associated components in the routes.ts file located in the project's app directory. This file specifies the routes and the corresponding components that will handle the rendering logic for each route. 
* Implement Server-Side Rendering: Customize the rendering logic in the route components to handle server-side rendering and data loading. Remix.js provides hooks and APIs to fetch data on the server and pass it to the components. 
* Start the Development Server: Run the following command to start the development server:


```
npm run dev

```
This command starts the Remix.js development server and allows you to preview your application locally. Any changes you make to your code will be hot-reloaded, enabling a seamless development experience. 



* Build and Deploy: Once you have developed and tested your Remix.js application, you can build it for production by running the following command: 


```
npm run build

```
This command generates the optimized production-ready assets. You can then deploy the built files to your hosting platform of choice.

Remember to consult the official Remix.js documentation for more detailed and up-to-date information on setup, configuration, and usage of Remix.js in your projects.  




**B. Why Remix.Js excels above others in page load efficiency** 


        

* Server-Side Rendering (SSR) : Remix.js has built-in support for server-side rendering, which enables the initial rendering of the web page on the server and delivers a fully rendered HTML page to the client. This approach significantly reduces the time it takes for the user to see meaningful content, resulting in faster perceived page load times. By generating the initial HTML on the server, Remix.js reduces the amount of JavaScript needed to render the page on the client-side, leading to improved performance and a better user experience.



* Streamlined Data Loading: Remix.js simplifies server-side data loading by providing a built-in mechanism for fetching data on the server and passing it to components. This ensures that the required data is available during the initial rendering, avoiding additional round trips to the server. By streamlining data loading, Remix.js improves page load efficiency and eliminates unnecessary delays caused by client-side data fetching.   


* Efficient Code Splitting and Lazy Loading: Remix.js supports code splitting techniques, which divide the application code into smaller chunks. This allows for the loading of only the required code for each route, reducing the initial load time and improving performance. Additionally, Remix.js offers built-in support for lazy loading, allowing components to be loaded on-demand as users navigate through the application. This approach ensures that only the necessary resources are loaded when needed, further enhancing page load efficiency. 


* Optimal Resource Management: Remix.js provides tools and techniques for efficient resource management. It optimizes the loading of JavaScript, CSS, and other assets by minimizing file sizes, utilizing caching mechanisms, and employing smart resource preloading and prefetching strategies. These optimizations help reduce network latency and improve overall page load performance.   



* Route-Based Rendering: Remix.js employs a route-based rendering model, allowing developers to specify different rendering strategies for each route in their application. This approach enables selective rendering of components based on specific routes, optimizing the loading of resources. By loading only the necessary components for a given route, Remix.js reduces the overall payload size and minimizes the amount of unnecessary code execution, resulting in faster page load times. 



**C. Benefits And Use Cases of Remix.Js**  

      

* Improved SEO

 Remix.js's SSR capabilities ensure that search engine crawlers receive fully rendered pages, positively impacting search engine optimization efforts. 
* Enhanced Developer Experience

 Remix.js simplifies development with its intuitive API, seamless integration with popular tools, and extensive documentation. Its familiar React-like syntax facilitates the learning curve for developers already familiar with React. 
* Universal Application Support 

Remix.js supports universal applications, allowing developers to build applications that can be rendered on both the client and server. This flexibility enables better performance, code reusability, and a consistent user experience across devices. 
*  Scalability 

Remix.js is designed to handle large-scale applications and complex routing requirements efficiently. Its optimized page load times is a near fool proof solution when working on gigantic projects.  


  

** D. Conclusion**


The advantages of Remix.js even go beyond faster page load speeds. Its robust ecosystem and developer-friendly features make it a compelling choice for a range of use cases. with all these pointers and more, it is safe to say that web page load efficiency issues are solved with remixJS to optimize for better performance