Are you curious about how to become a JavaScript Developer or JavaSript Developer Job? How much salary did they get? This article has already shown you the overview of JavaScript, JavaScript Developers, the Potential of this programming language, benefits, and some courses to learn about it as a completed roadmap path as a master JavaScript Developer. Let’s take a look at the below.
Table of Contents
I. Overview

JavaScript was created by Brendan Eich, who is computer science at Netscape Media. This is an interpreted programming language developed from the concept of prototypes.
It has been the most popular programming language in the world for 20 years, over 97% of websites use it.
JavaScript is supposed to be one of the hardest programming languages for developers. If they can be fluence this one, they totally easy to learn others languages.
This article brings all the things you need to know about JS such as detailed descriptions about JS, key requirements, the potential, and some duties and responsibilities of developers, who want to master this major. Giving some suggestions to good and reputation websites to learn or find jobs about JS at the same time.
II. JavaScript Developer

A JavaScript Developer has to take responsibility for designing applications and software by Java programming language. JavaScript engineers create new websites, build applications for hosts computers, produce front-end applications, perform code analysis, create the mobile application (React native), games, and overall improvement of style and usability.
About the professional requirements, you should search about the basic JavaScript first. And then, you need to learn other programming languages such as CSS or HTML. Improving experience with front-end tools such as Grunt or Gulp JS. Upgrade awareness about JavaScript libraries or templates is necessary for a master.
About the personal requirements, a JS Developer needs 5 things to be better:
- Make a plan to overcome your weakness
- Always has a project through your active progress, especially new guy
- Make questions with senior developers whenever you can
- Code more and more
- Should NOT learn only once programming languages
III. Which countries are popular with JavaScript?
JavaScript is a language that greatly influenced programmers around the world. Because Javascript is available in many different environments from browsers, operating systems, and even servers. From there, the language’s popularity is extremely widespread.
In a statistic about the number of JavaScript developers, The US comes first in the period with 12K professionals, followed by Ukraine with 8K, and the third is the UK with 5K. The Forth place in this period was in Germany and Netherlands with approximately 3K professionals.
It is not difficult for you to see that now there are many companies that have been choosing the Javascript programming language and hiring more JS developers for their businesses because of the outstanding advantages and certain utilities that JS brings back to the user. It is for these reasons that the JavaScript language is currently highly appreciated and has the most popular position in the world, with more than 97% of domestic and foreign websites choosing to use JavaScript.
In addition, JavaScript is known as a programming language used in setting up features for highly interactive websites, building slideshows or pop-ups in ads, or helping Google create new features. autocomplete feature…
IV. JavaScript Developer Opportunity Jobs
As you know at first, the Javascript language was not appreciated by programmers. Because they considered it as a normal programming language without a technical and serious construction process as the other languages from the server (Java, Python, Ruby). JavaScript is only used for being responsible for the user’s experience. But until the present time, this programming language is growing and becoming more and more popular in the world of programming languages and especially it is one of the programming languages for beginners.
With the current 4.0 technology development and modernization, the application of programming languages to build and support is also increasingly popular. Currently, there are many programming languages that programmers choose to use, and one of them must be Javascript, which is considered a future logical language, a perfect choice of programming.
Web applications and web for freelancers’ needs are more and more diverse. So the desire for programmers who know a lot about Javascript is not small. Companies are willing to pay huge salaries for those who take on this role. That is the reason why a master JavaScript do not under pressure from unemployment.
V. Roadmap to learn JavaScript

From newbie to master JS developers have been through 5 steps below:
5.1. Junior Developer
This is your first position when choosing to pursue this career. You will be able to lay the groundwork for your path to becoming a Junior Developer even as a fresh graduate. Depending on experience and hard skills development, you will be in this position for the first 0 to 3 years.
5.2. Senior Developer
If you are already in the profession and have 4 to 7 years of experience, you will be able to apply for Senior positions. This is a position for people who already have deep expertise and can program complex applications. They have also been able to start taking on executive roles, leading and managing a small team.
5.3. Architect
This position usually requires 7 to 10 years of industry experience. They have full knowledge and skills and can work independently or in groups. They are professional programmers, understand every nook and cranny of software programming, and understand the work of team members. At this point, they will be assigned to manage a larger, more complex group. In addition to professional knowledge, management skills are also very important to them.
5.4. Mid-level Manage
A mid-level Manager is a position responsible for directing and managing many small teams. They will work under the Senior Manager. Some other names for this position could be Technical Product Manager, Product Owner.
5.5. Senior Lead
This is a senior leadership position that every programmer dreams of. They are the ones who coordinate all product programming activities, responsible for performance monitoring and budget control. Besides, setting guidelines, goals and ensuring everything is done effectively are also important things that Senior Managers must do.
If you are wondering how to learn about JavaScript, let’s take a look at the next part.
VI. JavaScript Certification Courses

There have many courses concerned about JavaScript at 3 levels:
- Entry-level
- Intermediate Level
- Advanced Level
This article will suggest to you 5 courses at the reputation sites like Coursera, edX, Linkedin, FutureLearn. The detailed content will list later, hope that you will notice it.
Provider | Course Name | Cost | Skill Level | Learn More |
Coursera | JavaScript for Beginners Specialization | $49 USD per month to continue learning after trial ends. | Beginner | |
Coursera | HTML, CSS, and Javascript for Web Developers | Free to Audit $79 to earn Certificate after complete the course. | Intermediate | |
JavaScript Essential Training | Free | Beginner Intermediate | ||
edX | Programming for the Web with JavaScript | $149 | Intermediate | |
Future Learn | Introduction to Web Development | $23.33 | Beginner Intermediate |
VII. Benefits of JavaScript Developer

7.1. Salary
As of Jan 11, 2022 reports, the average hourly pay for a Java Developer in the United States is $50.87 an hour. The majority of Java Developer wages currently range between $40.87 (25th percentile) to $58.89 (75th percentile) across the United States. The average wage range for a Java Developer varies large (up to $18.03), which illustrates there are many chances for promotional and increased salary based on skills level, location, and years of experience.
What are the Top Highest Paying Cities for Java Developer Jobs? To answer this question, we’ve identified cities where the typical salary for a JavaScript Developer job is above the national average. Topping the list is San Francisco, CA, with Denver, CO, and Austin, TX close behind in the second and third positions. San Francisco, CA reached the highest salary average by $150,933 per year in the period, and Denver a second rank that trend with another $144,556 per year followed by Philadelphia, PA with around $128,847 per year.
Significantly, Santa Francisco, CA has a very active JavaScript Developer job market as there are several companies currently hiring for this type of role. That is the reason why this is one of the most famous markets of JavaScript in the world.
With these cities having average salaries higher than the national average, the opportunities for economic advancement by changing locations as a JavaScript Developer appears to be exceedingly fruitful.
Finally, another factor to consider is the average salary for these top cities varies very little between them, reinforcing the limited potential for much wage advancement. The possibility of a lower cost of living may be play the important role in considering location and salary for a Java Developer role.
7.2. Benefits of JavaScript Developer
Become a JavaScript Developer, you not only receive a high salary but also bring a lot of benefits which are difficult in another field such as You will earn more money without being limited because technology is popular in each corner. Although money is not everything, everyone wants to make more money, right? If you still wonder about this, you can see the former part to know about the salary of a JavaScript Developer.
In other words, your life will be significantly improved when spending becomes more comfortable as well as less worrying about money burden.
These days, the tech industry is more than just a tech industry. Computers and code are everywhere. Schools, hospitals, government offices — all rely on digital infrastructure — and that means more job opportunities for programmers.
Secondly, You never worry about unemployment or anything like that. According to a statistic, programming jobs are growing 50% faster than the overall job market and 12% faster than the market average. Therefore, if you are equipped with these skills, you will not worry about being unemployed.
On the other hand, you’ll also get perks like the ability to work remotely, flexible work schedules, and higher salaries than most.
Next, JavaScript developers will have creative and flexible thinking to solve any problems in IT or in real life. Because JavaScript is one of the most programming languages, so, if you can influence JS, you can learn almost anything.
Last Word
This article has already shown you the overview of JavaScript, JavaScript Developers, the Potential of this programming language, benefits, and some courses to learn about it as a completed roadmap path as a master JavaScript Developer.
Hope that will help you- the one who needs pieces of information about the IT world and want to start with JavaScript. To know more details, let’s be waiting for the next blogs.
Thank you.
[…] From the definition of the backend, we can conclude that backend developers are programmers who decide how to operate a website. In general, their work is quite complex and requires a lot of expertise and high knowledge. That is the reason why the income from this position is also quite high in the general recruitment market, as mentioned in the article: “ The JavaScript Developers Overview in 2022”. […]