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What Is Golang Used For? Common Uses and Applications

Discover the robust uses and applications of Golang. Understand why it's popular for system-level programming, network servers, data pipelines, and more.

BairesDev Editorial Team

By BairesDev Editorial Team

BairesDev is an award-winning nearshore software outsourcing company. Our 4,000+ engineers and specialists are well-versed in 100s of technologies.

12 min read

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With the growing need for solutions in the digital world, Golang has gained significant popularity among developers. Golang is a combination of simplicity and versatility making it a preferred choice. Developed by the renowned tech company Google Golang has found its place in domains such as web development, cloud services, microservices and concurrent programming.

Whether you’re a developer looking for a language that offers both performance and simplicity or a newcomer exploring other new programming languages. Golang presents an exciting avenue to explore. Lets delve into the marvels of Golang and uncover why it has emerged as a language for many in the tech community.

What is Golang?

Golang is usually known as Go and is an open source programming language developed by Google. Since its release it has gained popularity among software developers. Go was specifically designed to handle the complexities involved in building large scale systems. This makes it a versatile and reliable choice for applications within the open source programming community.

Key Characteristics of Golang

Static Typing

Golang stands out for its static typing feature which requires declaring variables with their data types during compilation. This approach helps catch type related errors and promotes code safety. Additionally, static typing enhances code readability and simplifies maintenance tasks.

Garbage Collection

Golang utilizes garbage collection to manage memory management automatically. The garbage collector is a tool that detects and recovers memory saving developers from the burden of managing memory. This aspect of Golang contributes to its efficiency in terms of memory usage minimizing the chances of memory leaks or associated problems.

Concurrent Programming

Go is widely recognized for its capability to support concurrent programming. It introduces goroutines which are threads that enable the simultaneous execution of tasks. Moreover, Go offers channels that facilitate communication and synchronization between these goroutines. These features of concurrent programming greatly assist developers in creating efficient and concurrent systems.

History and Development of the Go Programming Language

The origins of Golang can be traced back to Google in 2007. The team had a vision of creating a programming language that would combine the perfomance of languages like Python with the reliability and efficiency of statically typed languages like C++. Google faced challenges in managing large scale systems using existing languages which led to the development of Go.

In 2009 Google officially introduced Go to the public. Since then it has undergone several updates each bringing new features and enhancements. The language quickly gained popularity. It quickly got adopted by various companies and open source projects.

Robert Griesemer an engineer at Google played a role in designing and implementing the Go language. Rob Pike along with Ken Thompson one of the creators of the Unix operating system also contributed significantly to shaping Go’s development.

Adoption and Growth

Gos adoption has been remarkable. Developers appreciate its simplicity as its support for performance and concurrency. Prominent projects such as Docker and Kubernetes heavily rely on Go. The Go community continues to grow while actively contributing to the evolution and expansion of the Go ecosystem.

Common Uses of Golang

So what is Go used for? Well, there are a large number of companies using Golang across a range of domains due to its blend of speed and concurrency support. In this section we’ll delve into the applications of Golang and the factors that contribute to its popularity in each domain.

#1 Web Development

Golang has gained significant traction in the field of web development due to its exceptional support for concurrent processing. With its integrated goroutines and channels developers can effectively handle tasks simultaneously which improve the responsiveness and performance of web applications. Additionally, Golang’s standard library includes a http package that simplifies the creation of web servers and APIs and it’s also great for command line tools.

Prominent companies and projects that have embraced Golang for web development include

  • Google: Golang originated at Google and the company has utilized it for web services and projects.
  • Netflix: This popular streaming service leverages Golang to build parts of its infrastructure benefiting from its efficiency and concurrent capabilities.
  • SoundCloud: The music and audio streaming platform utilizes Golang for microservices capitalizing on its development and deployment cycles.

#2 Cloud Services

Golang’s efficiency and ease of deployment have made it an excellent choice for building cloud services. Its lightweight nature ensures execution times and efficient resource utilization making it suitable for cloud native applications. Two major cloud related projects, Kubernetes and Docker which serve as the backbone of cloud infrastructure are written in Golang.

#3 Data Science

Golang still has a market niche when it comes to data science applications even if it might not be as well known as Python or R in the field of data science.

The development of machine learning algorithms and data analysis are all made possible by the frameworks and tools available in Golang. When working on data science projects that need performance and parallelism, many developers use Golang.

When working with extremely huge datasets and difficult tasks Golang has benefits in terms of speed and efficiency. It’s crucial to keep in mind that Golang’s data science ecosystem is still evolving, thus there may be fewer tools and libraries available than for more well-established languages in this area.

#4 Networking

With its low level networking capabilities Golang naturally lends itself to building networking tools and systems. It has been successfully utilized in creating network proxies as load balancers and monitoring applications.

Some notable examples of networking projects and applications built with Golang include

  • Caddy: This web server is known for its user interface automatic HTTPS support and easy configuration made possible by Go’s capabilities.
  • Traefik: A proxy and load balancer specifically designed for microservices architectures.

#5 Microservices

Golang’s lightweight nature and fast compilation times make it highly suitable for constructing microservices architectures. In architectures multiple services are deployed independently. The deployment capabilities of Golang make it convenient for developers to effectively handle these services. Additionally, its built-in concurrency features facilitate communication and coordination between microservices.

There are multiple well-known companies and projects that utilize Golang in a microservice context

  • Uber: Golang is a part of Ubers technology stack. It plays a crucial role in powering various microservices on their platform.
  • Twitch: The video streaming platform takes advantage of Golang for microservices benefiting from its fast performance and ability to facilitate rapid development.

Golang VS Other Programming Languages

When it comes to selecting a programming language for a project, developers often have a variety of other languages to consider. Among the choices are Golang (Go), Python and Java each having its strengths and weaknesses. In this section we will perform a comparison of Golang with Python and Java focusing on aspects such as performance along with simplicity and concurrency support. By understanding the differences between these languages developers can make decisions to choose the most suitable language for their projects.

Golang vs Python

Performance

Golang excels in terms of performance since it is a compiled language that generates efficent machine code. Its static typing and built in support for concurrency through goroutines contribute to faster execution times making it ideal for performance applications. On the hand Python is an interpreted language that may result in execution compared to Golang programming language. Although Python offers libraries for optimization purposes whereas Golang generally performs better in scenarios that require resource intensive resources.

Simplicity

Python is a renowned scripting language known for its readability and simplicity. Its clean and expressive syntax allows developers to write code concisely while promoting ease of learning and maintenance.

Golang although its not as concise as Python but still places an emphasis on simplicity and readability. Its syntax takes inspiration from C. It also includes elements that make the code clear and straightforward. Both languages prioritize developer productivity. Python may have an advantage in terms of simplicity.

Typing

One of the main distinctions between Golang and Python lies in their approach to typing. Golang is statically typed which means that variable types need to be declared at compile time. This enhances code safety as it enables detection of errors but can sometimes result in more verbose code. On the hand Python is dynamically typed allowing variables to change types during runtime. This flexibility can occasionally lead to errors. It also makes Python code more concise and adaptable.

Concurrency

Golangs offers built in support for concurrency through goroutines and channels that gives it an edge over Python when it comes to handling programming problems. Whereas in Python due to its Global Interpreter Lock (GIL) faces challenges with achieving parallelism which limits its capabilities in managing tasks effectively. Golangs concurrency model allows for utilization of cores making it better suited for concurrent systems.

Use Cases

Developers may opt for Golang of Python for projects that require performance while offering concurrent processing capabilities and memory efficiency.

Golang excels in networking, web development and microservices which making it a great choice for projects that heavily rely on these features. On the hand Python is ideal for prototyping and scripting tasks that prioritize simplicity and ease of use.

Golang vs Java

Performance

Both Golang and Java support execution speed capabilities. However Golang’s compilation process typically leads to start up times and lower memory consumption. Although Java’s Just In Time (JIT) compilation may cause some latency during execution it can often match Golangs performance once it reaches its state. For resource concurrent applications Golangs performance advantages might be more noticeable.

Simplicity

Golang was specifically designed with simplicity in mind. It offers a modern syntax that allows developers to focus on problem solving than getting caught up in language intricacies. In contrast Java may be verbose but benefits from an ecosystem and well established design patterns. Both languages prioritize readability. However developers seeking a development experience may find Golang’s simplicity appealing.

Typing

When it comes to typing approach both Golang and Java share similarities with their static typing requirements. They both require declaration of variable types to ensure code safety and early detection of type related errors. However Golangs type system is less complicated and wordy when compared to Java. This can result in Golang code being more concise and easier to comprehend.

Concurrency

What sets Golang apart from Java is its built in support for concurrency through goroutines and channels. While Java offers concurrency features with threads and libraries like java.util.concurrent managing threads can be more intricate and prone to errors in comparison to Golangs goroutines. For projects that heavily rely on processing Golangs concurrency model may be a reason to choose it over Java.

Use Cases

Developers often gravitate towards Golang for projects that need high levels of concurrency with networking capabilities and microservices architectures. It excels in constructing web servers and network applications. On the hand Java proves itself as a contender for enterprise level applications particularly those that require robustness and scalability. With its ecosystem libraries and widespread adoption Java remains a dependable choice for large scale projects.

Conclusion

In conclusion, Golang has established itself as an versatile programming language that caters to various use cases. Throughout this article we have explored its applications in domains while highlighting the reasons behind its popularity in each domain.

Whether you are a seasoned developer exploring new languages or a newcomer looking exactly the environment where to start your programming journey Golang offers a compelling avenue to explore. Its growing ecosystem and thriving community along with the adoption by major companies showcase its continued relevance and potential.

Whether you are a developer looking to explore languages or a beginner searching for the exactly the environment to start your programming journey Golang offers an appealing avenue to consider. Its growing ecosystem and adoption by companies demonstrate its ongoing relevance and potential.

If you are looking forward to use Golang for your project or simply aiming to expand your programming expertise it is worth delving into the world of Golang. The language supports a wide range of applications and robust features provide a foundation for various types of applications

Therefore whether you’re involved in developing web applications, cloud services, data science tools, network services, networking applications or microservices. Golang has proven itself as a contender. Take the initiative and explore Golang further you might discover it to be the tool for bringing your project to life and advancing your programming skills. Happy coding with Golang!

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FAQ

What is Golang’s syntax like?

The syntax of Golang is a combination of simplicity with clarity and modernity. It draws inspiration from the C programming language making it familiar to developers who are already acquainted with C. However, Go takes a concise approach to system programming in order to eliminate unnecessary complexities. Its syntax utilizes symbols and enforces indentation resulting in clean code that is both easy to read and write. The priority of Go’s syntax lies in promoting readability and writability allowing developers to efficiently focus on problem solving.

How does Golang handle concurrent programming?

Golang has an advantage in programming thanks to two powerful features goroutines and channels. Goroutines are functions that can execute independently allowing developers to run tasks concurrently. They are simple to create and manage, making it easier to utilize the processing power

Channels provide a way for goroutines to communicate and synchronize with each other ensuring coordination of functions and preventing race conditions. Developers can use channels to send and receive data making it easy to exchange information, between tasks.

Is Golang suitable for beginners?

Yes, Golang is a programming language ssuitable for beginners. Its syntax is intentionally designed to be straightforward and easy to understand making it accessible for newcomers. The clear and organized structure of Golang allows beginners to focus on learning the fundamentals of programming without getting overwhelmed by complications.

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BairesDev Editorial Team

By BairesDev Editorial Team

Founded in 2009, BairesDev is the leading nearshore technology solutions company, with 4,000+ professionals in more than 50 countries, representing the top 1% of tech talent. The company's goal is to create lasting value throughout the entire digital transformation journey.

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