Hire JavaScript developer to strengthen your team and diversify its skill set

JavaScript is among the most widely-used programming languages in the rapidly evolving digital landscape. According to the annual survey by JetBrains, The State of Developer Ecosystem 2022, 65% of developers have used it for the past 12 months. JavaScript is also in the highest demand among hiring managers in the US, as HackerRank Developer Skills Report reported. 

JavaScript developers can bring your business to a whole new level by transforming how it interacts with its customers, streamlining operations, and creating innovative solutions to complex challenges. They can create customized solutions tailored specifically to your business needs and make it stand out among all the other industry players.

 Let’s see what high-end JavaScript developers can bring to your table and turn it upside down.

Who are JavaScript developers and what do they do?

JavaScript developers use JavaScript programming language to design, develop, and maintain web applications and websites. They focus on creating dynamic and interactive user interfaces that improve user experience and increase user engagement.

Types of JavaScript developers

Depending on which side, client or server, JavaScript developers work, there are two types of professionals:

Front-end developer

Frontend JavaScript developers specialize in HTML, CSS, and JavaScript programming languages. They are responsible for designing and developing interactive, dynamic, and visually appealing user interfaces that enhance the overall user experience.

Key responsibilities:

  • Developing and implementing user interfaces with HTML, CSS, and JavaScript.
  • Optimizing website performance for various devices and screen sizes.
  • Working with JavaScript libraries and frameworks (React, Angular, or Vue.js).
  • Developing user interactions, animations, and other dynamic elements to move forward with engaging and interactive experiences.
  • Working with designers to turn design mockups or wireframes into functional web components.
  • Conducting testing to identify and resolve issues in the front-end code.

Back-end programmer

Back-end JavaScript developers specifically use server-side technologies, like Node.js, to develop, maintain, and manage the server-side components of web applications and websites. Their core responsibilities are handling the underlying functionality, logic, and data management that powers the front-end user interfaces.

  • Developing server-side logic using JavaScript and server-side frameworks (Express, Koa, or NestJS).
  • Designing, implementing, and managing databases with the help of such technologies as MongoDB, MySQL, or PostgreSQL.
  • Creating, maintaining, and securing APIs to maintain communication between a web application’s front-end and back-end components.
  • Ensuring optimal performance, scalability, and stability of server-side components and infrastructure.
  • Implementing authentication, authorization, and other security measures to protect user data and application integrity.
  • Conducting testing, debugging, and optimization.

Full-stack developers

Full-stack JavaScript developers have expertise in both front-end and back-end development using JavaScript. They know how the entire web development process works — from designing user interfaces to manage server-side logic and databases. 

These professionals can create comprehensive web applications and websites using their HTML, CSS, and JavaScript skills, along with various frameworks, libraries, and tools. They combine the responsibilities of both front-end and back-end JavaScript developers.

JavaScript developer skills

The overview of key responsibilities of front-end and back-end JavaScript developers has already shown you some skills required for these professionals to utilize in their day-to-day work. Let’s dig into the JavaScript developers’ skillset:

  • Strong knowledge of JavaScript fundamentals, such as variables, data types, loops, conditionals, functions, objects, and arrays, is vital for coding. 
  • HTML and CSS knowledge for creating visually appealing and responsive web interfaces that work seamlessly across different devices and screen sizes.
  • Knowledge of front-end popular frameworks and libraries: React, Angular, or Vue.js.
  • Expertise in server-side JavaScript frameworks like Node.js, Express, Koa, or NestJS.
  • Experience in database management and technologies like MongoDB, MySQL, or PostgreSQL.
  • Grasp in version control systems like Git for managing code changes, collaborating with team members, and tracking project progress. 
  • Skills in API development and integration to set seamless communication between front-end and back-end components. 
  • Comprehensive knowledge of testing methodologies and tools, such as Jest, Mocha, or Jasmine.
  • Understanding web performance optimization techniques, such as minification, compression, and caching.
  • Skills in developing accessible designs and ensuring cross-browser compatibility.
  • Soft skills for effective teamwork and problem-solving.

What products can you create with JavaScript developers in your team?

If you decide to hire JavaScript programmer, they will create a wide variety of web-based products:

  • Websites
  • Web applications
  • Mobile apps
  • Progressive web apps (PWAs)
  • Browser Extensions
  • Server-side development
  • Desktop applications
  • Internet of Things (IoT) applications
  • Games
  • Data visualization

How can JavaScript developers enhance your business?

JavaScript developers can transform your business by creating innovative web applications that significantly improve customer experience and overall performance. In the long term, it will enhance customer satisfaction and retention rates. As the JavaScript world keeps getting better and changing, developers have the tools they need to create new ideas. It helps businesses adjust to the always-changing online world and make the most of web technologies' enormous opportunities.

Here is what JavaScript developers can bring to your company:

  • Improving and getting to a new level of user experience by creating dynamic and interactive web applications, which increase user engagement and customer retention.
  • Optimizing your website performance and, as a result, fasting page load times and improving user satisfaction.
  • Building cross-platform applications to ensure your business solutions work seamlessly across various devices and operating systems.
  • Implementing real-time communication solutions like chat applications, notifications, and live updates improves collaboration and interaction between users and businesses.
  • Developing scalable applications that grow together with a growing number of users and data without compromising performance.
  • Creating solutions for your business to make it outstanding and different from competitors.
  • Reducing costs and time costs without sacrificing effectiveness by creating full-stack applications using a single language. 
  • Integrating third-party services and APIs into your applications enhances their capabilities and functionality.

JavaScript developer salary range

The programmer's wage varies significantly depending on the developer's location, skill set & experience, industry, and hiring company's size. Also, the cost of living and job market conditions of a particular region influence the salary ranges for JavaScript developers. For instance, professionals from major tech hubs like San Francisco, New York, or Seattle can get higher salaries than those working in smaller cities or countries with lower labor costs. Let's compare salary ranges in different countries with different labor costs to see the dynamic picture.


Ukraine has become a popular destination for hiring JavaScript developers due to its skilled and cost-effective talents. The country has an intense tech scene with many rising startups, IT services providers, and software development companies. 

According to Djinni, a Ukrainian hiring platform, the average salary of a Javascript Developer is  $2500-$4000 for 3-5 years of experience. Junior developers with an experience of 1-2 years get $500-$1500 and $1500-$3000 for 2-3 years of experience.


Statista reports that Poland leads the Central and Eastern European (CEE) region in terms of developer population. Another study indicates that 279,800 IT professionals reside in the country. With an annual influx of more than 15,000 graduates entering the software development sector, Poland’s IT market is among the fastest-growing.

In Poland, a JavaScript Developer’s total compensation is estimated to be PLN 34,289 per month, including an average monthly salary of PLN 10,289. 


The immense talent pool and lower labor rates than in Western Europe and North America have made India one of the best destinations for hiring developers. Indian programmers are known for their solid skills and English proficiency. 

As stated by Glassdoor, in India, a JavaScript Developer’s total compensation is estimated to be ₹836,218 per year, including an average annual salary of ₹621,016. In general, salaries range from ₹274,000 to ₹2,000,000.


The Philippines also contributes its share of front-end developers to the global arena. The country’s robust IT sector is fueled by its well-educated, English-speaking population, making it a popular outsourcing destination for international companies.

Based on a Glassdoor survey, we can tell that the estimated salary range for a Javascript Developer is ₱20,000-₱110,000, with the average monthly salary ₱80,000 (₱960,000/year.


The US is an undeniably strong technology sector with world-class educational institutions and widespread adoption of the latest web development trends. 

American JavaScript Developer’s total compensation is estimated at $95,977 annually, including an average base salary of $83,754 annually.


According to Glassdoor, In Canada, the average salary for a JavaScript Developer across the nation is $81,651.

At the same time, the Economic Research Institute’s salary survey says that in Canada, JavaScript Developers earn an average annual salary of $121,442 or an hourly wage of $58. The salary range for this role typically falls between $85,010 and $147,674.

How to hire JavaScript programmer?

We’ve already given compelling examples of how JavaScript developers can impact your business, diversifying and scaling. Whenever you are ready to hire JavaScript developer, you can choose one of the following hiring ways:

Hire full-time employee


You can hire a full-time, in-house JavaScript developer to become a permanent team member.

Hire a contract or freelance developer


This option provides flexibility and allows you to bring in expertise as needed, without long-term commitments, because you hire a professional for a specific project or a limited period.

Hire remote developer


Remote hiring allows you to access a broader talent pool worldwide and can help reduce costs.

Apply to the development agency or outsourcing company


You can partner with a development agency or an outsourcing company specializing in JavaScript development services. Thus, you can leverage the expertise and resources of an entire team rather than relying on a single developer.

Hire a part-time programmer


Hire JavaScript developer part-time, ideal for smaller projects or when you need additional support but not a full-time commitment.

Hire an intern or a junior specialist


Hire an intern or a junior developer eager to learn and gain experience in JavaScript development. This option can be cost-effective but may require more supervision and guidance.

Team augmentation


This option allows you to combine the best of remote development and working with a dedicated team. You can augment your team with skilled JavaScript developers on a temporary or project basis.

Hire JavaScript developers with StartupSoft

When you hire JavaScript developer yourself, you may face some difficulties which will distract you and your team from the core responsibilities. The hiring process may also be time-consuming and resource-intensive, as you must create job descriptions, screen resumes, conduct technical assessments, and manage interviews. StartupSoft has been around the block for over five years, during which we managed to help 100+ startups build their augmented teams with 95% retention and 100% delivery rates. Why don’t you leave it all to us? We will help you find JavaScript developers quickly and effectively.

Startups love us for our comprehensive approach:

  • Focusing on working with startups allows us to understand their pains and needs deeply.
  • We do pre-vetting of candidates, which saves lots of time.
  • We bring everything to the table — clients get the entire team, even positions they might not think they need.
  • With us, startups can hire individual professionals, pre-assembled teams, and assemble teams according to their needs.
  • Our average hiring time is 28 days, while the average period on the market is 36 days.
  • We take care of all the boring and bureaucratic things that go along with the hiring processes: legal arrangements, offices & equipment, administration, etc.

Hire JavaScript developers in such ways:

  • Pre-vetted devs & pre-assembled teams through monthly digest
  • Scale team with on-demand developers and other professionals
  • Build an entire dedicated offshore team

StartupSoft help you hire any professionals:

  • Software engineers  
  • Data scientists 
  • UX/UI designers 
  • QA engineers 
  • Business analysts 
  • Projects managers 
  • Product managers 
  • Digital marketing managers 
  • SEO managers

Shall we try?

If you’re looking for a reliable partner that would hand-pick top tech talent for you, we’d recommend checking out StartupSoft. We know we might be biased, but we’re quite confident we’ll be able to make that perfect tech match for you.

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What is JavaScript developer?


A JavaScript developer is a software professional who works with a JavaScript programming language for web development. These developers are responsible for designing, implementing, and maintaining web applications and websites, focusing on client-side (front-end) development, server-side (back-end) development, or both (full-stack development).

What is a full stack JavaScript developer?


A full-stack JavaScript developer is a software programmer experienced in front-end and back-end development using JavaScript programming language. These developers possess the entire web development process and can build complete web applications from scratch.

What should a JavaScript developer know?


A JavaScript developer should have a strong knowledge of core JavaScript concepts, proficiency in HTML and CSS, and experience with JavaScript frameworks and libraries like React, Angular, or Vue.js. They should also know version control systems (e.g., Git), understand responsive design, and possess knowledge of web performance optimization techniques.

What does an advanced JavaScript developer do?


Advanced JavaScript developers usually do more complex tasks and responsibilities than their less experienced counterparts: designing and planning the overall structure of web application, implementing complex and critical features in web applications, code reviewing and mentoring, integrating third-party services, such as APIs, etc.

How much does a JavaScript programmer make?


JavaScript developers’ salaries depend on external and internal factors such as developers’ location, skill set & experience, industry, and hiring company size. For example, the developer’s average base salary in the US is $83,754 per year.

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