web application

Fundamentals Of Web Application Development

We are surrounded by online apps from the beginning to the conclusion of our day. On such web programmes, clicking, navigating, and selecting whatever you want is simple. But have you ever considered how much it costs to create a web application? For several decades, web application development has advanced at an exponential rate. 


Static pages are a thing of the past. The dynamic nature of web applications has wowed consumers and encouraged user engagement over time. But did you know that before you begin developing a web application, you need first investigate web application architecture?


We have this comprehensive guide where we will lay down the detailed outlines of web app architecture. Now you might be thinking that web application development requires a lot of coding, and nothing else. Well, you are wrong on this part. This article is here for clearing your doubts.


So, let’s begin!

What Is Web Application Architecture?


The software does not end with the web application and its components, which make it a critical component for the emerging globe. It consists of an in-app shop, a login page, a user interface (UI-UX design), databases, and other components. It is critical to focus on all key areas of web app development to handle these components. 


Developers must manage the link between web apps and components while demonstrating how interaction may be created and maintained. Web applications, like any other mobile application, have two sides – backend and frontend that function similarly. The client-side frontend of web apps is where the user will interact.


The user can view and operate the browser, which may be used to collect data. JavaScript, CSS, and HTML are used on the client-side. However, the Frontend JavaScript Frameworks tutorial might help you grasp it better. The backend, on the other hand, is located on the server and is not accessible to users. 


The server is used to store data that can be readily changed as needed. It is simple to perform with HTTP requests of backend operations that can employ data acquired from users in the form of files, pictures, and text. It is simple to accomplish using platforms such as JavaScript, Python, Java, PHP, and others. 


It is critical to concentrate on the architect since he or she determines the entire web development architecture. If the architecture is positioned incorrectly, you will have problems, slower response times, and a bad user experience. When done correctly, however, it can improve user experience and reaction speed.


With the advent of the internet era, web interaction may be easily adopted, especially when Fortune 500 firms are adopting it. In reality, web applications have been there for a long time, but it is only now that they are coming out into the open, and businesses are welcoming them with open arms.


The architecture for diagram for web application is given below:




Even the primary architectural features are as follows:


  • Assists with visual aesthetics
  • Solves business issues
  • Ensures a quick user experience
  • Analytics and A/B testing are now possible.
  • Improved mobile app usability
  • Self-regulating and long-lasting
  • Error is simply logged and scaled out.
  • Provides security


Do you understand how current web application architecture works? Now allow us to provide you with the working of web based application.


Working Of Web Application Framework


We are all aware that web applications have two components: the front-end and the back-end. The client-side of a web application is the part that interacts with users. HTML, CSS, and Javascript are used to create the front end. So, when you launch a web application, everything you view and interact with is classified as front-end.


The back-end, on the other hand, sits on the server and is unavailable to users. On the server, data is kept that may be readily accessed and modified. The data received by users in the form of pictures, text, and files are used by the back-HTTP end’s requests. Back-ends may be readily created using JS, Java, Python, PHP, Rails, and other programming languages.


When a user views a web page, the webserver retrieves the data and transmits it to the browser in response to the user’s requests. The interaction begins after the browser receives the answer. This entire process is made up of many components and models, which we will look at in the next part.

  • Correctly positioning the web application architecture

    1. Bugs, bad user experience, and response time are all reduced.
    2. Improves the efficiency of the application


So, while working with web application architecture, be cautious and exact. Here are a few architectural features:


  • Provides security
  • Solves business problems
  • Improves visual appeal
  • Ensures a faster and better user experience
  • Allows for A/B testing
  • Ensures a higher level of automation
  • Sustainable

Types Of Web Application


Every sort of web app component, regardless of its type, contributes to the creation of the integral web app. There are various forms of web app architecture based on a web app’s logical distribution between server-side and client-side, which are as follows:

  • Applications On A Single Page (SPA)

It is the age of simplicity, and a single-page web app is becoming increasingly popular. The most popular applications include simply the necessary content components. This provides a more engaging user experience, allowing the Single page apps and the user to engage more dynamically.

  • Microservices

The execution of a single, specialised functionality using the Microservices Architecture framework enables developers to roll out applications more quickly and efficiently. Because distinct components are written in separate coding languages, there is more freedom in selecting a technology.

  • Architectures With No Servers

A serverless design allows the app to run without being tied to infrastructure-related activities, and developers do not have to maintain backend servers while working on third-party infrastructure. The user request is created in the browser on a URL, which aids in determining the location of the site.

  • HTML Web Application

A server composed of business logic and web page building logic communicates with the client via a full web page based on a basic web app architecture. To view an update, the user must completely refresh the page or have the client submit an HTML page request to the server and load its whole code again.


This sort of web app design is extremely safe since all data and logic is held on the server, which the user does not have access to. Static websites often fade out due to frequent reloading and substantial data interchange, paving the way for more agile and interactive web app kinds.

  • Widget Web Application


Web services replace web page building logic in this case, and each client page has its own set of things known as “Widgets.” Widgets receive massive amounts of HTML or JSON data and show it without refreshing the page by making AJAX queries to web services.


Furthermore, the incorporation of real-time widget updates makes this kind more dynamic, mobile-friendly, and popular among clients. This request is subsequently forwarded to the server, where data is obtained. When data is gathered, the server transmits it to the browser, which translates it so that users may comprehend it.

Models Of Web App Programming


The approach is influenced by developments in web application design and database administration. As a result, knowing the three kinds is crucial for understanding the models of current web application architecture. So, let us go through the primary web application architectural models that are utilised to create the components:

  • One Database, One Web Server

One web server and one database is the most basic and straightforward paradigm in web application design. As the name implies, developers under this approach construct the programme using only one database and the webserver. It has historically been one of the most widely utilised mobile app architectural best practices.


However, it has its issue: if the server goes down, so does the model. Because of the constraint of only one server, this approach is no longer appropriate for web apps. Typically, mobile app testers utilise this approach to test their projects using the internet of understanding and learning the web application principles that aid in the development of next-generation business mobility solutions technology.

  • One Database, Multiple Web Servers


The web application component paradigm is mostly at the machine level rather than the server level. It is preferable to use an application that does not keep data on the website. The web server processes the data, which is subsequently saved in the database. This is a stateless architectural form with at least two web servers in the paradigm. 


Its purpose is to avoid any sort of failure. The nicest part is that if one server fails, another may take its place and receive fresh requests for execution. As a result, dependability is the most important aspect in this form since it contains a superior intrinsic database model rather than a single server.

  • Several Databases, Multiple Web Servers

Another efficient feature of the web application component is that there is no single point of failure for either the database or the webserver. This model has two types of database models that hold identical data and are dispersed uniformly.


In general, the two models are sufficient, and there is no need to add a new database to it because data is available in both in the event of a failure. DBMS normalisation is utilised in both situations. However, for large-scale projects, more than 5 databases or web servers can be utilised in conjunction with load balancers.


Components Of Web Application Architecture


Web application architectures are made up of numerous components that are divided into two categories: user interface components and structural components.

  • User Interface Components


This is a reference to web pages with a role relating to display, settings, and configurations.

It is concerned with the interface/experience rather than the development, and so it deals with display dashboards, configuration settings, notifications, and logs, among other things.

  • Structural Components


The structural components essentially correspond to the functionality with which a user interacts, as well as the control and database storage. In other words, as the name implies, it is primarily concerned with the structural components of the architecture.

The web browser or client, the web application server, and the database server are the three main components. The web browser or client allows users to interact with web functionalities created with HTML, CSS, and JavaScript.


The web application server serves as the primary hub for business logic and multi-layer applications written in Python, PHP, Java,.NET, Ruby, and Node.js. The database server provides business logic and pertinent information/data that the server stores and manages. It saves, retrieves, and distributes data.

Components Of Web Server Architectures


We’re talking about the design of a server here. The deployment, development, and design of the webserver will be handled here. The major responsibility is to react to user queries via mobile apps and online browsers. These requests are generated via secure protocols.


Web servers are essential to the fabric as a whole. As a result, special focus must be placed on it. The physical capacity of the web browser is substantial. Performance, computational power, memory, and storage are all critical considerations. App levels are also required.

Let’s look at the many forms of server architecture below:

  • Web Applications Based On Java


Because of its flexibility, Java is a traditional programming language. It is widely used in the corporate development environment. You can always rely on Java Web Application Architecture, no matter how difficult it is. With the aid of Java, you will be able to create an application that meets your expectations. 


The nicest part about this design is that you will be able to completely rely on the native tools provided by Java. With the assistance of Java, you may develop basic as well as complex apps.

  • Web applications Based On Cloud


There are several advantages to using the cloud. Everyone is migrating to the cloud these days, and you should consider doing the same. Data will be kept both in the cloud and on local servers.

  • Web Applications Based On Node.js


The model-view pattern is used in a Node.js-based web application. We have a model-view presenter, a model, and a controller. With the aid of Node.js, you will be able to construct patterns. You will be able to recognise code elements as a consequence. You will also be able to customise and route such parts.

  • Web Applications Based On .NET


In terms of.NET-based web application design, you will be able to store data without having to deal with database code. This is beneficial. It is also known as the Data Access Layer. With the aid of.NET, you will be able to increase development and functionality.

  • Web Applications Based On PHP


PHP is one of the most widely used programming languages. It provides rapid development, reasonable security, and simple upkeep. It comes with its framework. Angular-based web application architecture TypeScript and HTML both use Angular-based web application architecture. It also serves as a framework.

  • Web Applications Based On Laravel

We’re discussing yet another PHP web development framework here. The syntax is graceful, inventive, and expressive. It includes the architectural pattern of the model view. You’ll enjoy how easy the developing process is. So, you can always contact your web application development company for making your desired web app on the Laravel framework.

  • Web Applications Based On Python


Many people think that Java holds an upper hand over Python when it comes to Java vs Python in developing web applications. But that’s entirely wrong. The most major advantage, in this case, is the concise/shortcode. The code is easy to maintain and read. Python’s popularity stems from this fact. With the assistance of Python, you will be able to accelerate the web application. You also don’t have to bother about web application upkeep.


Features Of Web Application


We have seen the definition, working, and web application architecture program. Now it comes to the features of the web application. So, let’s see the major features:


  • Scalability: Another issue considered in the design is the horizontal scaling of web apps. It consists of many servers and regions to control possible traffic or variations. As a result, in terms of bandwidth percentage, plans for cloud migration services are becoming a key emphasis.


  • Web application security: The vulnerability of a web programme is not a secret, making security even more crucial. Not only that, but harmful code modification is the most serious worry when it comes to cyber security. It is critical to safeguard the app to keep the data secure by government regulations, and web application security makes sure of this thing.

  • Separation of Concerns: As we all know, an app’s components must be self-contained and modular in form. This makes it simple for developers to repair bugs and add new features to the web app.

    Furthermore, the web app’s simplicity makes it a vital element of the architecture that can address issues, be responsive, quick, and distinctive. A/B testing, automated deployment, and analytics assistance are also available.


  • Extensible: Another important element for mobile app developers is the life of web app architecture. A contemporary web application architecture must have a lengthy and reliable lifespan. This facilitates modernisation and upgrades while ensuring that no functionalities are disrupted.


Understand The Fundamentals Of Web Application Architecture For A Long Haul


The ordinary internet user views a given page on his or her system as a result of interactions between numerous components of applications, user interfaces, middleware systems, databases, servers, and the browser. Web application architecture is the structure that connects this relationship and interaction. In a nutshell, the process flow generally begins with the user searching for a URL, after which the browser initiates a search.


The evolution to improved apps has resulted in changed capabilities on both the frontend and backend operations. Because the majority of consumers use mobile to search, there is a need for Web App Development and architecture that fulfils needs across all platforms. With the increased requirements, apps are growing more sophisticated, and developers charged with developing an app are increasingly leaning toward full-stack development architecture.

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