August 12, 2022

What is a back-end web development ?

freelancer web developer

freelancer web developer

What is a back-end web developer? A back-end web developer is responsible for the server-side of web development. They are responsible for the functionality and maintenance of the website. They work with the front-end web developer to make sure the website is up and running smoothly.

As a freelancer web developer, one of the most important things you can do is keep up with the latest trends and technologies in web development. This means constantly learning new things and keeping your skills sharp.

One of the most popular trends in web development right now is back-end development. This is where most of the “heavy lifting” happens in terms of website development, and it’s where you can really make a website shine.

If you’re not familiar with back-end development, it essentially refers to everything that happens “behind the scenes” on a website. This includes things like database management, server-side scripting, and security.

As a freelancer, you need to be able to wear many hats, and being a back-end developer is one of them. With that said, here are some tips on how to be a successful back-end developer as a freelancer.

How to be a successful back-end developer as a freelancer

Stay Up-To-Date With The Latest Trends

As mentioned earlier, one of the most important things you can do as a freelancer is keep up with the latest trends. This is especially true in the ever-changing world of web development.

One of the best ways to stay up-to-date is to follow industry leaders and experts on social media and online forums. This way, you’ll always be in the loop on what’s new and what’s hot in the world of back-end development.

Constantly Learn New Things

In order to be a successful back-end developer, you need to be constantly learning new things. This means keeping your skills sharp and always being on the lookout for new technologies and trends.

One great way to learn new things is to take online courses or participate in online communities dedicated to back-end development. This way, you can always be learning and expanding your skillset.

Have a Good Portfolio

As a freelancer, one of the best ways to land clients is to have a strong portfolio. This is especially true for back-end developers, as clients will want to see examples of your work before hiring you.

Make sure to showcase your best work in your portfolio, and be sure to include a variety of projects. This way, clients can get a good idea of your skills and what you’re capable of.

Be Professional

When working as a freelancer, it’s important to always be professional. This means being prompt with your work, meeting deadlines, and communicating with your clients regularly.

If you can be professional and deliver quality work, you’ll be well on your way to success as a back-end developer.

Stay Organized

Another important thing to remember as a freelancer is to stay organized. This is especially important when working on multiple projects at the same time.

By staying organized, you can make sure that you’re always on top of your work and meeting deadlines. This will go a long way in keeping your clients happy and coming back for more work.


If you’re looking to get into back-end development, or if you’re already a freelancer back-end developer, these tips will help you be successful. Just remember to always stay up-to-date with the latest trends, constantly learn new things, and be professional. If you can do these things, you’ll be well on your way to success.

Most Popular Programming Languages


Node.js is an open-source, cross-platform JavaScript runtime environment that allows you to create server-side applications in JavaScript. Node.js is built on the V8 JavaScript engine and can be used to create web applications and services, as well as network applications and utilities. Node.js applications are typically written in JavaScript and can be run on a variety of platforms, including Windows, Linux, and macOS.

What are the advantages of NodeJS ? :

  • Node.js is fast and efficient. Node.js applications can handle a large number of concurrent connections with high throughput and low latency.
  • Node.js is perfect for real-time applications such as chatbots and online games.
  • Node.js is easy to learn and use. If you know JavaScript, you can get started with Node.js in no time.
  • There is a large and active Node.js community that provides support and modules for a variety of purposes.

What are the disadvantagesof NodeJS ? :

  • Node.js is not suitable for CPU-intensive applications. If your application requires a lot of CPU time, Node.js may not be the best choice.
  • Node.js applications are single-threaded. This means that if one request takes a long time to process, other requests will have to wait.
  • Node.js is not as widely adopted as other back-end technologies such as PHP, Java, and Python. This means that there is less support and fewer modules available for Node.js.


PHP is a widely-used open source general-purpose scripting language that is especially suited for web development and can be embedded into HTML.

What are the advantages of PHP ?

  • PHP runs on various platforms (Windows, Linux, Unix, Mac OS X, etc.)
  • PHP is compatible with almost all servers used today (Apache, IIS, etc.)
  • PHP has support for a wide range of databases
  • PHP is free. Download it from the official PHP resource: www.php.net

What are the disadvantages of PHP?

  • A PHP script is executed on the server, so the client cannot see the code.
  • PHP is not as fast as compiled languages (C, C++, etc.)


Python is a versatile language that helps developers build robust back-end applications quickly and effectively.

It is easy to learn for beginners and has many advanced features for experienced developers. Python is an interpreted, high-level, general-purpose programming language with dynamic semantics.

Its design philosophy emphasizes code readability, and its syntax allows programmers to express concepts in fewer lines of code than would be possible in languages such as C++ or Java.

Python supports multiple programming paradigms, including procedural, object-oriented, and functional programming. Python is often described as a “batteries included” language due to its comprehensive standard library.

Python’s primary advantage as a back-end web development language is its speed and efficiency. Python is able to handle large amounts of data quickly and effectively, making it an ideal choice for developing data-heavy web applications.

Additionally, Python’s syntax is relatively clean and concise, which can save developers time and effort when coding.

However, Python is not without its disadvantages. One downside of Python is that it is not as widely used as some other back-end web development languages, such as PHP or Java.

This can make finding Python developers more difficult and expensive.

Additionally, Python’s syntax is not as consistent as some other languages, which can make code more difficult to read and maintain.


Java is a versatile and powerful programming language that enables developers to create robust, high-performance applications. However, Java also has some disadvantages that can make it less suitable for certain types of development projects.

One of the main advantages of Java is its platform independence. This means that applications written in Java can be run on any platform that supports the Java Runtime Environment (JRE). This makes Java ideal for developing cross-platform applications.

Another advantage of Java is its high performance. Java applications are compiled to bytecode, which can be executed by the JRE. This makes Java applications run faster than interpreted languages such as Python or Ruby.

However, one of the main disadvantages of Java is its complexity. The Java language is more verbose than other languages such as Python or Ruby. This can make Java code more difficult to read and understand. Additionally, the Java platform has a large number of dependencies and third-party libraries. This can make it difficult to deploy Java applications to new environments.

Despite its disadvantages, Java remains a popular choice for back-end web development. This is due to its platform independence, high performance, and wide range of available libraries.


C# is a powerful programming language that can be used to create a wide variety of applications. One of the advantages of C# is that it is a strongly typed language, which means that variables must be declared with a specific data type. This can help to prevent errors in your code and make it easier to debug. C# also has a number of features that can make development faster and easier, such as automatic memory management and a simple syntax.

However, C# is not without its disadvantages. One of the biggest is that it is a Microsoft-specific language, which means that it can only be used on platforms that support .NET. This can be a limiting factor if you want to deploy your applications to a wider range of devices. Additionally, C# can be more difficult to learn than some other languages, so it may not be the best choice for beginners.


Golang, or Go, is a free and open source programming language created at Google. It’s a statically typed, compiled language that feels like a dynamically typed, interpreted language.

Go is multi-paradigm, meaning it supports multiple programming styles. It’s a great language for web development because it is fast, simple, and scalable.

The biggest advantage of Go is its speed. It’s designed to be fast at compile time, execution time, and memory usage. Go programs are typically much faster than programs written in other languages. Another advantage of Go is its simplicity.

Go is a very concise language, which makes it easy to learn and easy to read. The syntax is clean and easy to understand. Go also has excellent tooling.

The go command provides everything you need to get started with Go, and the gofmt tool formats your code so it is easy to read.

The main disadvantage of Go is that it is a young language. It was only released in 2009, so it doesn’t have the same kind of library support that older languages have.

This means that if you want to use Go for a project, you may have to write some code yourself.

However, the Go community is very active, and there are many high-quality libraries available.


R is a programming language and software environment for statistical computing and graphics supported by the R Foundation for Statistical Computing. The R language is widely used among statisticians and data miners for developing statistical software and data analysis. Polls, surveys of data miners, and studies of scholarly literature databases show that R’s popularity has increased substantially in recent years.

R is a free and open source software under the GNU General Public License. R is used by many large companies, including Google, Facebook, Microsoft, and Amazon.

R is a powerful tool for back-end web development. It can be used to develop web applications, web services, and even web sites. R can also be used to develop desktop applications. However, R is not as popular as other back-end web development languages, such as PHP, Java, and ASP.NET.

R has several advantages that make it a good choice for back-end web development. R is a versatile language that can be used for both statistical analysis and data visualization. R is also a very portable language, meaning that it can be run on many different operating systems. R is also a very reliable language, meaning that code written in R is less likely to produce errors than code written in other languages.

R also has some disadvantages that should be considered when deciding whether or not to use R for back-end web development. R is not as fast as some other languages, such as C++. R is also not as widely supported as some other languages, meaning that there are fewer libraries and tools available for R.


TypeScript is a free and open-source programming language developed and maintained by Microsoft. It is a strict superset of JavaScript, and adds optional static typing and class-based object-oriented programming to the language.

TypeScript is designed for the development of large applications and transcompiles to JavaScript. As TypeScript is a superset of JavaScript, existing JavaScript programs are also valid TypeScript programs.

TypeScript may be used to develop JavaScript applications for both client-side and server-side execution. Node.js provides a runtime environment for JavaScript that runs on the server-side.

TypeScript is used by Angular, Asp.Net Core, Visual Studio Code, and many other software projects.

TypeScript Advantages

  • TypeScript is a typed superset of JavaScript that compiles to plain JavaScript.
  • TypeScript gives developers the option to use types to help prevent errors in their code.
  • The TypeScript compiler can help identify issues in your code that may cause errors.
  • TypeScript is designed for development of large applications and transcompiles to JavaScript.
  • TypeScript is used by Angular, Asp.Net Core, Visual Studio Code, and many other software projects.

TypeScript Disadvantages

  • Some developers may find the use of types in TypeScript to be unnecessary.
  • TypeScript may add some complexity to your code.
  • The TypeScript compiler is required to compile TypeScript code to JavaScript.


JavaScript is a high-level, interpreted programming language that supports object-oriented, functional, and imperative programming styles. It is a prototype-based language with first-class functions, and is best known as the scripting language for Web pages, but it’s used in many non-browser environments as well.

The advantages of JavaScript as a back-end web developer are:

  • It is easy to learn for beginners and has a relatively small learning curve.
  • It is a versatile language and can be used for a wide range of tasks including front-end development, back-end development, game development, and more.
  • It has a large and active community that supports and contributes to the language.
  • It is constantly evolving and improving with new features and updates being released regularly.
  • It has a wide range of tools and libraries available that can be used to speed up development time.

The disadvantages of JavaScript as a back-end web developer are:

  • It is not a compiled language so it can be slower than languages such as C++ and Java.
  • It is not as widely used for back-end development as languages such as PHP and Ruby, so there is less support available.
  • It can be difficult to debug due to the nature of the language.
  • It is not as well suited for large projects as some other languages.


Kotlin is a JVM-compatible programming language that was introduced in 2011 by JetBrains. It is a statically typed language that runs on the JVM and can also be compiled to JavaScript. Kotlin is an open source language that combines the best of both functional and object-oriented programming.

Kotlin Advantages

  • Kotlin is a very concise language which makes it easy to learn and read. It eliminates the need for a lot of boilerplate code that is required in other languages.
  • Kotlin is null safe, meaning that it can help to avoid null pointer exceptions. This is a big advantage over languages like Java which do not have this safety feature.
  • Kotlin is a very powerful language with a lot of features that can help to make development more efficient. For example, it has good support for functional programming and data classes.

Kotlin Disadvantages

  • Kotlin is a relatively new language and so there is not as much documentation and resources available as for more established languages.
  • Kotlin can sometimes be less efficient than other languages because of its use of generics and type-safety features.
  • Kotlin is not as widely used as languages like Java and so there is less of a community and support network available.


C++ is a powerful programming language that can be used for back-end development. However, there are some advantages and disadvantages to using C++ for back-end development.


  • C++ is a very powerful language that gives developers a lot of control.
  • C++ is fast and efficient, which is important for back-end development.
  • C++ is portable, meaning it can be used on different operating systems and platforms.
  • C++ has a large community of developers, so finding help and resources is usually not a problem.


  • C++ can be difficult to learn, especially for those with no prior programming experience.
  • C++ can be difficult to read and write, making it challenging to work with others on projects.
  • C++ can be more prone to errors than other languages, so extra care must be taken when development.

Overall, C++ is a powerful language that can be used for back-end development. While it has some disadvantages, the advantages generally outweigh the disadvantages for most developers.

Visual Basic

Visual Basic is a high-level programming language developed by Microsoft. It is used to create computer programs. Visual Basic is one of the easiest programming languages to learn. It is a good choice for a first programming language.

Visual Basic has been around for a long time. It was first released in 1991. Visual Basic was designed to be an easy to use programming language. It is still easy to use today.

Visual Basic is a great choice for creating small programs. It is also a good choice for creating programs to control devices such as robots or home automation systems.

Visual Basic is not a good choice for creating large programs. Visual Basic is also not a good choice for creating programs that need to run quickly.

If you are interested in creating small programs or programs to control devices, Visual Basic is a great choice. If you are interested in creating large programs or programs that need to run quickly, you should choose a different programming language.


SQL is a programming language designed for managing data held in a relational database management system (RDBMS), or for stream processing in a relational data stream management system (RDSMS).

It is particularly useful in handling structured data where there are relations between different entities/variables, such as in a bank where there are customers and accounts.

SQL offers a number of advantages over other programming languages when it comes to working with databases.

Firstly, it is specifically designed for this purpose – so it is very easy and straightforward to write SQL queries to extract, update or delete data.

Secondly, SQL is very portable, so the same SQL code can be run on different RDBMSs with very little modification.

Finally, SQL is very widely used, so there is a large pool of experienced SQL programmers to draw upon.

There are also a few disadvantages to using SQL.

Firstly, it can be quite complex and verbose, so it can be difficult to read and write SQL code.

Secondly, it is not as flexible as some other programming languages, so it can be more difficult to write code that works on more than one RDBMS.

Finally, SQL is not well suited to working with unstructured data.


Perl is a high-level, interpreted, general-purpose programming language. It was originally developed by Larry Wall in 1987 as a Unix scripting language to make report processing easier.

Since then, it has undergone many changes and revisions.

Perl is now used in a variety of applications, including system administration, network programming, web development, and GUI development.

Perl has a number of advantages that make it a good choice for back-end development.

First, Perl is a very powerful language with a large number of built-in functions and modules. This makes it possible to develop complex applications quickly and easily.

Second, Perl is very portable, meaning it can be run on a variety of operating systems and hardware platforms. This makes it a good choice for developing applications that need to be deployed on multiple platforms.

Finally, Perl has excellent support for databases and networking, making it a good choice for developing back-end applications that need to interact with databases or other networked resources.

There are a few disadvantages to Perl as well.

First, Perl is not a compiled language, so it can be slower than languages like C or Java.

Second, Perl can be difficult to read and understand, especially if it is not well-written.

Finally, Perl is not as widely used as some other languages, so finding Perl programmers can be difficult.

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