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Hire JavaScript developers Seamlessly

Effortlessly hire top remote Javascript developers. Strider's extensive network of pre-vetted developers and matching technology ensures a perfect fit for your specific needs and a smooth hiring process.

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How it works

Join 100% risk free, no cost until you hire
Experts from Strider Interview request sent to a candidate from Strider Make offer for a candidate from Strider
Experts from Strider

Talk to an expert

We will learn more about your unique requirements, so we can share a shortlist of pre-vetted developers with you.

Interview request sent to a candidate from Strider

Select developers

Review detailed developers profiles, and meet them over a video call. Then, choose who you'd like to join your team.

Make offer for a candidate from Strider

Hire and build

Hire with the click of a button, and start building the future together with your new developers. We take of everything else like paperwork, equipment, and more.

Why Strider is the best way to hire developers

Strider's vetting process
Top Talent

developers on Strider are pre-vetted for soft skills, English communication skills, and tech skills. Hire only the best.

Candidates that match your needs
Efficient

Strider clients typically hire in 1-2 weeks because we quickly and accurately match you with the right pre-vetted Developers.

Candidates network
Cost Effective

Work with developers based in Latin America who speak fluent English to save 30-50% on software development costs.

JavaScript developers for hire, and more!

Whether you're looking for JavaScript developers today, or developers tomorrow, we have you covered. developerss in our network have experience across hundreds of technologies.

Luiza F. Back-end Developer

Proficient in various programming languages and frameworks being able to excel in leading cross-functional teams, architecting scalable solutions, and delivering high-quality products.

C#
Kotlin
Microsoft SQL Server
Diego V. Full-stack Developer

Experienced developer with varied background in big companies and startups. Proficient in designing and executing complex web apps with extensive grasp of front-end and back-end technologies.

C#
Kotlin
Microsoft SQL Server
Caainã J. Full-stack Developer

Successfully delivered a wide range of web applications, showcasing proficiency in front-end and back-end technologies, with more than 10 years of coding from concept to deployment.

C#
Kotlin
Microsoft SQL Server
Bianca S. Full-stack Developer

With over five years of experience in web development, a focus is placed on supporting companies in the building and sustaining of a robust code base using cutting-edge technologies.

C#
Kotlin
Microsoft SQL Server
React
Vue
Ruby on Rails
Angular
Python
Node.Js
C#
PHP
Typescript
Swift
Android
Kotlin
Go
C++
Laravel
and 100+ other technologies

Frequently asked questions on how to hire with Strider

No, it's 100% free to get started with Strider. You only pay if you hire, and there is no obligation to hire.

We've found that most customers end up saving 30-50% compared to hiring an equally talented developers based in the US. When you speak with our hiring experts, they'll get to know more about your role in order to provide an accurate quote.

After your initial call with our hiring experts, we will share a curated shortlist of developers within two business days. Companies we work with typically make a hire within 1-2 weeks after receiving the shortlist. Though, this process can move as fast as you want. Some companies make a hire within a few days after receiving the shortlist.

Yes, we also work with other technology roles like designers, QA, DevOps, and more.

We work with virtually every modern technology stack. You'd be hard-pressed to find a technology we do not cover.

Yes, as a part of our vetting process, we verify that the developers has advanced English skills, so that they can keep up in fast-paced, English-speaking workplaces.

All of our developers work remotely from Latin America. They speak fluent English and work in US time zones. We handle local compliance, so you don't have to worry about the legal aspects and can stay focused on your business.

We vet developers for soft skills, technical skills, and English fluency. This ensures that they'll be able to excel in a remote, US-headquartered work environment.

Hire JavaScript Developers Effectively in 2023

JavaScript is one of the most popular programming languages worldwide, used by millions of developers to create interactive and engaging web applications. As technology advances, the demand for skilled JavaScript developers has grown exponentially, and it is projected to continue to do so in the coming years.

Recently, the need for both JavaScript programmers and developers has surged. Companies across industries are looking to hire talented and skilled developers to build and maintain their web applications. The market for JavaScript developers, engineers, and developers is one of fastest growing amongst all programming languages.

In this article, we will discuss what to look for when hiring the best JavaScript developers, including technical and communication skills, as well as some of the most common interview and frequently asked questions to help you with the hiring process and find the best candidates for your team. Whether you're a startup or an established company, hiring the right JavaScript   developers is essential to the success of your business.

What to look for when hiring JavaScript Developers

Technical skills

Technical ability is the most crucial factor in selecting the best developers. A strong understanding of JavaScript fundamentals, such as data types, functions, objects, and arrays, is vital. It is also essential that the candidate is proficient in popular JavaScript frameworks such as React, Angular, and Vue. Additionally, experience in front-end and back-end development using Node.js and database management systems like MongoDB is highly desirable.

Proficiency in writing the JavaScript programming language.

To state the obvious, JavaScript developers should have strong proficiency in writing JavaScript code. They should be comfortable with JavaScript syntax, control structures, and data types and be able to write clean and maintainable code. Additionally, they should be familiar with popular JavaScript libraries, such as js frameworks such as jQuery, Lodash, and Moment.js, which can help develop web applications.

Web development technologies

It is essential to look for candidates with knowledge of client-side single-page applications that use modern frameworks such as React, Angular, and Vue.js. These frameworks are widely used in web development and have become essential skills for any JavaScript developer. React is a popular JavaScript library for building user interfaces, while Backbone is a lightweight framework that provides structure to web applications.

Candidates with experience in these frameworks can create efficient, maintainable, scalable applications that offer an excellent user experience. They should understand JavaScript and its core concepts, such as variables, functions, and data types. Candidates should also be familiar with the latest ECMAScript standards and be able to write clean and maintainable code using modern syntax.

Databases (SQL or NoSQL)

JavaScript developers should have experience working with SQL and NoSQL databases. They should be familiar with database management systems such as MySQL, PostgreSQL, MongoDB, and others and can effectively design, optimize, and query databases. Understanding the differences between different databases and when to use each one is also essential.

Deployment Expertise

Experienced JavaScript developers should be able to deploy and manage web applications on servers effectively. They should have a strong knowledge of cloud services like AWS, Google Cloud, and Azure and be familiar with server management tools and technologies like Docker and Kubernetes.

Git or Other Version Control Systems

JavaScript developers should be well-versed in version control systems like Git. They should be able to work with Git to manage different branches of JavaScript development, merge changes with remote developers, and maintain a stable code base. Understanding how to work with version control systems effectively is essential for managing source code and collaborating with other software developers elsewhere on the project.

Communication skills

When hiring a talented JavaScript developer, it is crucial to evaluate their communication skills. The developer should possess excellent verbal and written communication skills to explain complex technical concepts to non-technical stakeholders. Additionally, they should be able to listen actively, ask relevant questions to clarify requirements and express their thoughts clearly and concisely. Collaborating effectively with team members is also essential, and candidates with experience working in agile teams are preferable. Good communication skills require empathy, and a JavaScript developer who understands clients' and colleagues' needs is more likely to deliver high-quality work. Considering these factors, you can hire a top JavaScript    developer who will be an effective communicator and valuable team member.

Experience with Agile Methodologies

Agile methodologies are becoming increasingly popular in software development. Having experience with these methodologies will help ensure that the candidate is familiar with the latest industry practices and can work effectively as part of an Agile software development experience team. Hiring a senior JavaScript developer familiar with Agile methodologies and web technologies like Scrum and Kanban is essential.

Unit/integration testing experience

When hiring a JavaScript developer, it is essential to consider their experience in unit and integration testing. A good developer should be proficient in writing automated tests for their code, both at the unit and integration level, to ensure it works correctly and as intended. Unit testing involves testing individual pieces of code, while integration testing involves testing how different pieces of code work together. A developer who has experience in testing will be able to write reliable, maintainable, and bug-free code, and they will be able to identify and fix issues quickly. Hiring a JavaScript developer with unit and integration testing experience can help ensure that the code is high quality, reduces the number of bugs, and ultimately leads to a better user experience.

Top 5 Interview Questions for JavaScript  Developers

What is the difference between let, const, and var keywords in JavaScript?

Asking about the difference between let, const and var keywords helps evaluate a candidate's understanding of variable declaration and scoping in JavaScript. A good answer would show that the candidate understands the nuances of variable scope, mutability, and reassignment rules and can provide examples of when to use each keyword.

A good answer to this question would be; let, const, and var are used to declare variables. The main difference between them is the scope and mutability of the variable. Var is function-scoped and can be redeclared within the same range, while let and const are block-scoped and cannot be redeclared within the same scope. Const is also immutable, meaning its value cannot be reassigned once initialized, while let is mutable and can be reassigned. The developer knowing when to choose between let, const, and var depends on the use case and the desired behavior of the variable.

How does JavaScript handle asynchronous code execution? Can you explain Promises and async/await syntax?

Asking about JavaScript's handling of asynchronous code execution helps evaluate a candidate's knowledge of non-blocking I/O and event-driven architecture, as well as Promises and async/await syntax. A strong answer would demonstrate a clear understanding of handling asynchronous operations using callbacks, Promises, and async/await syntax and how to use them in practical web development scenarios.

JavaScript handles asynchronous code execution using non-blocking I/O and event-driven architecture. This means that code can run in the background while another code continues to execute. Promises are a way to handle asynchronous operations in JavaScript. They represent a future value that may not be available yet and provide a way to handle success and failure cases. Async/await is a syntax that builds on top of Promises to make asynchronous code easier to read and write. Async functions return a Promise, and the await keyword can be used to pause the execution of the process until the Promise is resolved.

Can you explain closures in JavaScript?

Closures are another essential concept in JavaScript, and asking about them helps gauge a candidate's understanding of advanced concepts. A good answer would demonstrate a clear understanding of how closures work, their advantages and potential memory leak issues, and how to use them in practical coding scenarios.

Closures are a powerful and often-used feature in JavaScript that allows a function to remember and access variables from its outer scope, even after the external process has returned. A closure is created when a function returns another function that references variables from the outer function's scope. This can be useful for creating private variables or functions that "remember" their initial state. It's essential to be aware of the closure scope and to avoid memory leaks by properly managing closures.

How would you optimize the performance of a slow-loading web page?

Optimizing the performance of a slow-loading web page is a crucial skill for a JavaScript developer, and asking about it helps evaluate a candidate's problem-solving and optimization skills. A good answer would provide practical suggestions for reducing page load times, such as minimizing page size, optimizing resource loading order, and using caching and browser storage.

Optimizing the performance of a slow-loading web page can involve several techniques. First, minimizing the page size by compressing images, minifying code, and reducing the number of HTTP requests is essential. Second, optimizing the loading order of resources can improve perceived performance. Critical resources should be loaded first, while non-critical resources can be loaded later or in the background. Finally, caching and browser storage can be used to reduce server requests and improve loading times for returning users.

What are some common design patterns in JavaScript, and can you provide examples of when to use them?

When you ask a candidate about common design patterns in JavaScript, you are looking to gauge the candidate's understanding of solving recurring programming problems effectively and efficiently. Design patterns can improve code readability, maintainability, and scalability. By discussing the patterns and their appropriate use cases, you can evaluate the candidate's ability to apply them in real-world situations.

Design patterns are reusable solutions to common software development problems. In JavaScript, some common patterns include the module, observer, and factory patterns. The module pattern allows for encapsulating functionality and creating private variables. The observer pattern helps create event-driven applications where a subject-object notifies its observers when it changes. The factory pattern creates objects without specifying their class, allowing for greater flexibility and modularity in code. These patterns can be used in various scenarios, but it's essential to consider the trade-offs and avoid over-engineering solutions carefully.

Common questions about hiring JavaScript developers

Be clear about your expectations and discuss areas where there may be room for improvement.

If the issues persist, you may need to consider more drastic measures, such as providing additional training or coaching or ending the employment relationship if the matter cannot be resolved.

It's important to remember that hiring a JavaScript developer is a significant investment, and you should expect a return. If your first hire of a JavaScript developer needs to meet your expectations, it's vital to take action to ensure that your business objectives are being met.

To hire the best JavaScript developer for your project, it's essential to start by clearly defining your requirements, including the specific skills and experiences you seek. Look for candidates with a proven track record of success in similar projects and up-to-date with the latest JavaScript frameworks and technologies. 

Conducting thorough technical interviews and coding assessments to evaluate their skills and problem-solving abilities is essential. Consider their communication skills, work ethic, and cultural fit when deciding. Take time with the process; check references and review their work samples. Finally, be prepared to offer competitive compensation and benefits to attract top talent.

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