Why Your Business Needs to Start Using Clojure Today

Joseph Avila A.
3 min readJun 10, 2023

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Clojure, a powerful functional programming language on the JVM, has been gaining popularity over the past decade. This rising popularity is not without reason; Clojure offers several benefits that make it particularly attractive for businesses. If you’re considering a new programming language for your business, here’s why Clojure might be the perfect choice.

Clojure, a powerful functional programming language on the JVM, has been gaining popularity over the past decade. This rising popularity is not without reason; Clojure offers several benefits that make it particularly attractive for businesses. If you’re considering a new programming language for your business, here’s why Clojure might be the perfect choice.

1. Efficiency and Speed

Clojure runs on the Java Virtual Machine (JVM), meaning your team can leverage the efficiency and speed of the JVM. Clojure has been designed as a lisp “for concurrency,” which means it can handle multiple tasks efficiently at once, a critical requirement in today’s world of multi-core and distributed computing.

Here’s a simple Clojure program that prints “Hello, World!” to the console:

(println "Hello, World!")

2. Code Simplification

In Clojure, functions are first-class, which can result in cleaner, easier-to-understand code. It also encourages immutability by default, which can help reduce hard-to-track errors caused by mutable state. These features can make your team’s code easier to maintain and extend.

Let’s see an example of defining and using functions:

(defn square [x] 
(* x x))
(println (square 5)) ; Output: 25

3. Interoperability with Java

Since Clojure runs on the JVM, it has full interoperability with Java. This means your team can reuse existing Java libraries and work with them in a more functional, safer way. If your business is already using Java, then the transition to Clojure can be very smooth.

Let’s see an example of using Java’s ArrayList in Clojure:

(import 'java.util.ArrayList')
(defn create-list []
(doto (ArrayList.) (.add "Hello") (.add "World")))
(println (create-list)) ; Output: [Hello World]

4. Functional Programming

Functional programming is a programming discipline that’s been growing in popularity due to its efficiency, safety, and simplicity. Clojure is a functional language that can also handle object-oriented programming when needed. Learning Clojure can be a great way for your team members to get familiar with functional programming concepts.

Let’s see a simple functional example, applying a function to a list:

(defn square [x]
(* x x))
(println (map square [1 2 3 4 5])) ; Output: (1 4 9 16 25)

5. Active Community and Resources

Finally, Clojure has a very active developer community and a large set of learning resources. This means your team will have plenty of support when learning Clojure.

In conclusion, Clojure is a powerful, versatile programming language that offers several benefits for businesses. Its speed, efficiency, simplicity, and power make it an attractive choice for any development team. If you’re looking for a way to improve your team’s efficiency and the quality of your code, consider Clojure.

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Joseph Avila A.

I’m a Computer Science and Engineering Student I love OpenSource Movement ❤️ 💪🏼 Future Goals- Learn more technologies — Never stop creating