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The 15 best sites to hire Backbone.js developers in 2025

Updated on January 13, 2025
Platforms to find talented Backbone.js developers
Toptal
  • 98% Hiring Success
  • Fast Matching within 48 hours
  • Risk-Free Trial for up to 5 Days
Go to the site
Matellio
  • Offices: India, U.S. West Coast
  • 250+ programmers, larger firm size
  • 10+ years, 500+ clients
  • Go to the site
    Lemon.io
  • Human-led expert matching
  • Senior developers, proven experience
  • 1,500+ developers available
  • Go to the site
    Kelly Wilson
    Written by Kelly Wilson

    Strategist and entrepreneur, with experience in hiring developers across various industries. Kelly has established herself as a trusted expert in identifying and recruiting top tech talent. She shares advanced tips on how to identify the right talent, create hiring strategies, develop your tech teams and much more.

    Expertise: IT Recruiting, Tech, Marketing

    Find the best site to hire the right Backbone.js developers in under 60 seconds.

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    Here are the top 15 sites to hire freelance Backbone.js developers

    Based on facts publicly available as of 01.01.2025

    1. Toptal

    Discover on-demand top-rated talent with ease by using Toptal. The site only accepts world-class experts, many of whom have specialized skill sets that can be hard to find elsewhere. Fewer than 3% of freelancers who apply make the cut. With this service, you can hire the best Backbone.js developers with confidence.

    Pricing:

    • Provide a refundable deposit and pay a rate that fits your budget with your preferred freelancer.

    Key points:

    • Enjoy a risk-free trial for up to 5 days.
    • Freelancers have completed over 60,000 projects for 25K+ satisfied clients.
    • Toptal has a Trustpilot rating of 4.8 out of 5.

    “The process from onboarding and briefing with the Toptal team members has been excellent with extremely helpful guidance and feedback. The turnaround time was super quick, and we had our perfect candidate appointed and hired in less than a week. Would highly recommend!” — Tammy, Trustpilot review

    2. Matellio

    Matellio’s Backbone.js engineers stick primarily to creating business-focused dynamic web apps . Many of its clients are in high-dollar industries, such as banking, finance, media, and legal. This company offers multiple engagement models for long-term or short-term projects for bespoke software, making them nearly as flexible as hiring a freelance Backbone.js coders.

    Pricing:

    • They offer custom pricing after a consultation.

    Key points:

    • Matellio has offices in India and the West Coast U.S.
    • It is slightly larger than many other development firms, with over 250 programmers.
    • The team has a decade of experience and has served over 500 clients.

    3. Lemon.io

    Lemon.io markets itself as a community and sidekick for startups to match with software developers. Clients can hire Backbone.js specialists by filling out a short form and having a 30-minute call to share project details and budget. The client then gets two or three matched candidates within 48 hours to interview.

    Pricing:

    • Clients make weekly or monthly payments after an initial down payment and get refunded any unused funds.

    Key points:

    • Humans take part in expert matching, not just AI.
    • Lemon.io only accepts senior developers with proven experience.
    • The platform currently has access to 1,500+ developers.

    “We've enjoyed working with Lemon.io in adding several independent contractors to our growing development team. I like that each developer has been vetted by Lemon.io first. We ran them through our own hiring and testing processes as well. Great folks that helped us make meaningful technical progress.” — Chris Paterno, Trustpilot

    4. Mobilunity

    Mobilunity is a global provider of dedicated development teams. To find Backbone.js programmers, customers request a quote, specifying the number of individuals for the team and the project length. Mobilunity then searches for, vets, and recruits candidates.

    Pricing:

    • Customers pay a custom monthly fee.

    Key points:

    • The company operates out of Ukraine but provides access to a global talent pool.
    • The team has served over 40 clients from 15+ countries.
    • Mobilunity uses an outsourcing model that lets clients retain full control of the team structure.

    5. Arc.dev

    Fast-growing businesses can hire freelance Backbone.js coders on Arc within 72 hours. The platform supplies designers, marketers, project managers, and assistants as well. Companies in tech, entertainment, and marketing have turned to Arc for talent.

    Pricing:

    • Freelancers set their own hourly rates.
    • The HireAI screening tool for finding full-time workers starts at $999 per month.

    Key points:

    • The site offers access to 149 Backbone.js programmers.
    • Arc uses a Silicon Valley-caliber vetting process to identify talent.
    • Freelancers must pass tests for English proficiency.

    6. MindInventory

    For those in healthcare, finance, real estate, retail, education, or logistics, MindInventory can outsource a development team. Beyond app development, they also offer consulting, maintenance, and support.

    Pricing:

    • The team provides a custom estimate after reviewing project specifications.

    Key points:

    • The company offers a 100% refund policy.
    • Over 1,600 satisfied clients have used their services for over 2,500 projects.
    • The team currently has only 15+ Backbone.js engineers for hire on staff.

    7. Upwork

    The world’s largest freelance marketplace is still Upwork, where anyone can find Backbone.js coders if they are willing to put in the work of vetting and interviewing. To ease the process, Upwork now offers badges for Top Rated and Expert-Vetted talent.

    Pricing:

    • Employers pay freelancer rates plus a 5% fee for regular talent and 10% for pre-screened talent.

    Key points:

    • Expert-Vetted talent goes through a 30-minute screening process.
    • The site offers access to one of the widest talent pools, but quality varies.

    8. ArohaTech

    Another dedicated developer model for hiring Backbone.js specialists comes from ArohaTech. The organization counts Shell, Expedia, and IBM as previous clients. Their staff includes over 65 skilled IT professionals and offers flexible engagement models.

    Pricing:

    • Clients pay only for the services they receive through customizable billing plans.

    Key points:

    • ArohaTech has worked with over 300 clients from around the globe and delivered over 2,300 projects.
    • The average experience of employees is 5+ years.

    9. Vintti

    Vintti is a remote staffing agency that connects businesses with Latin American talent. The site claims that clients average 60% savings when comparing salaries with U.S. workers. This service is better for hiring full-time Backbone.js developers and prioritizes the e-commerce, tech, healthcare, and real estate industries.

    Pricing:

    • The average Backbone.js programmer on their site has a $31,600 annual salary.

    Key points:

    • Recruiters find talent within 20 days.
    • Joining the site requires having a meeting with Vintti’s team first.
    • The site is less likely to find workers for short-term projects.

    10. Concetto Labs

    Concetto Labs has a portfolio that includes over 500 clients across different industries. Employers can hire an off-site dedicated team or a product development team on a part-time, full-time, or hourly basis.

    Pricing:

    • Clients get custom pricing that is only 1.3X the cost of hiring freelance Backbone.js developers.

    Key points:

    • Their group can find suitable programmers within 24 hours and start a project within four days.
    • The company touts a 95% success rate and a quality guarantee.
    • Their portfolio highlights web and mobile apps as a specialty.

    “We have developed a great relationship with the dev team who are always ready to help. They listen and understand requirements well and deliver projects on time and in budget.” — Matt Page, Trustpilot review

    11. UpStack

    Success stories among UpStack’s clients include over 300 companies in all types of fields. A 15-minute discovery call with the Client Success team helps members find freelance Backbone.js engineers in days. UpStack handles the HR side of things for an easier hiring process.

    Pricing:

    • After a $399 deposit, clients can hire developers with rates that average between $65 and $75.

    Key points:

    • The company offers a risk-free 14-day trial.
    • The vetting process includes an 8-point assessment.
    • The platform simplifies managing time sheets, billing, and legal hiring documents.

    12. WingsTech

    WingsTech can discover outside candidates for certain platforms, but it has Backbone.js coders for hire in-house among its 200 technologists. Clients can choose from a fixed price model for projects with a defined scope, a time-and-material model, or a pay-as-you-go retainer agreement.

    Pricing:

    • Clients receive custom pricing after discussing the project scope with the company.

    Key points:

    • The team meticulously plans projects to avoid cost overruns and missed deadlines.
    • WingsTech has been handling offshore projects since 2010.

    13. Guru

    Guru is a job board and freelance platform with features that make hiring and working with developers easy. The site is free to join and has a wide range of talent for pricing flexibility. Guru also offers WorkRooms for streamlined collaboration and SafePay protection.

    Pricing:

    • Posting a job description is free, but employers can spend more to increase exposure.
    • Employers pay freelancer rates, plus a 2.9% invoice fee.

    Key points:

    • Over 2,000 freelance Backbone.js programmers are currently on the platform.
    • The large field of talent requires extensive vetting and interviewing.

    14. Aglowid

    Companies in fashion, entertainment, and e-commerce have used Aglowid. This newer IT firm has worked with over 75 clients in the last six years. Most of the team are senior engineers, but clients can also hire Backbone.js developers with less experience at a lower cost.

    Pricing:

    • Rates start at $15 an hour but vary depending on developer experience.

    Key points:

    • Clients can choose from a fixed-cost, time-and-materials, pay-as-you-use, or mixed-mode pricing model.
    • Choose from a pool of 50+ developers who range from junior developers to project managers.

    15. Turing

    Turing leans into using AI to vet and match clients with freelance Backbone.js engineers. They can fill most roles within four days. Over 900 companies have used the site to work with quality remote talent.

    Pricing:

    • Freelancers set their own rates, and the final cost includes Turing’s fee.

    Key points:

    • The company only accepts the top 1% of the 3 million+ engineers who apply.
    • New customers get a no-risk 14-day trial.
    • Turing has a 2.5 out of 5 rating on Trustpilot.

    Guide to hiring great freelance Backbone.js developers

    15 sites to hire Backbone js developers

    Mobile and web applications are important tools for boosting productivity and revenue. This digital infrastructure needs development and maintenance, just like your business’s physical components.

    In many cases, Backbone.js is the framework these programs use. In fact, 880 million sites still operate with Backbone.js. Despite being around since 2010, this JavaScript feature is still an efficient choice for interactive web and mobile apps with high functionality.

    For instance, SoundCloud hired Backbone.js programmers for the front end of their mobile app and desktop website. The organizational, flexible, and lightweight qualities make the architecture ideal for their use case.

    However, the system’s age and the rise of many alternatives means hiring Backbone.js developers can be a challenge. Indeed, finding talented tech professionals is difficult for most companies, as the unemployment rate is down and the number of job postings is climbing.

    Still, to compete in a tight marketplace, you need experienced software engineers. With this guide, you can better appreciate what Backbone.js developers do and whether hiring Backbone.js freelancers is a good idea. You will also discover the skills to look for and techniques for interviewing and hiring the top candidates.

    Hiring a Freelance Backbone.js Developer

    In recent years, many businesses have shifted toward hiring freelancers for the flexibility it offers. If you decide to hire a freelance Backbone.js developer, you can count on having a larger talent pool to draw from.

    This wider net also lets you bring in unique experiences and skills you might not get otherwise. These professionals can bring in a fresh perspective for an additional competitive edge.
    Hiring Freelance Backbone_js Developers

    What Does a Backbone.js Developer Do?

    Your business may benefit from finding Backbone.js developers for hire to create web and mobile apps. That is because Backbone.js is a lightweight library and framework that developers use for structuring Javascript code.

    In particular, Backbone.js is suitable for developing single-page applications (SPAs). These apps run entirely in a web browser and let you do a variety of actions on a single page with a smooth user experience. (Gmail, Facebook, and Pinterest are good examples of companies with popular SPAs.)

    Backbone.js enables the browser to load dynamic resources for fluid navigation. This may include opening, responding to, deleting, and flagging messages. Users can engage with interactive elements on one page instead of navigating to different URLs for each action. Therefore, web apps operate as easily as desktop programs for greater flexibility and mobility.

    What do Backbone.js developers do with these capabilities? They can design high-quality and efficient apps. The library’s event-driven communication can prevent cluttered code, making testing and maintenance easier.

    As Boris Smus explains:

    “Backbone… introduces concepts of views, models, a restful sync interface, routers, etc, in surprisingly little code. Backbone is the darling of microframework lovers, who highly value small framework size and don't want to commit to a single "full stack" solution. Backbone is incredibly flexible.”

    Also, top developers understand how to take advantage of the library’s many extensions. This allows for even quicker coding and greater functionality. For these reasons, brands such as Uber, Pinterest, Reddit, LinkedIn, Accenture, Coursera, and Walmart have hired dedicated Backbone.js developers.

    Granted, Backbone.js is best for small-scale applications and new web apps. Once you are ready to migrate to a newer framework, such as React, you still need to find a Backbone.js engineer for the upgrade.

    Why Hire Backbone.js Developers?

    When designing light, versatile, and interactive web apps, a Backbone.js developer is invaluable. Another reason why hiring a Backbone.js developer is a good idea is to maintain these tools or transition them to a more advanced setup.

    What Can Backbone.js Developers Do for Your Business?

    A knowledgeable Backbone.js programmer delivers unique skill sets that can benefit your business.

    Familiarity With Front-End Libraries

    A solid Backbone.js developer comprehends the principles on which front-end libraries operate. Coming to a project with a full understanding of how these libraries work lets a developer quickly create efficient code without unnecessary repetition.

    Open libraries also let the developer standardize components for uniformity to boost app speed and responsiveness. Plus, when problems arise, the developer can turn to a community for support for troubleshooting.

    Ability To Maintain and Update Legacy Systems

    Though Backbone.js is an older framework, it remains a great starting point for companies that are creating new apps. A Backbone.js specialist keeps your system up-to-date and secure.

    After some time, you may want to augment your code or migrate a platform to React and TypeScript. You still need to hire a Backbone.js coder to make the switch with minimal headaches.

    Proficiency With Modular Code Organization

    Efficient lines are always preferable to sloppy, cluttered code. Because Backbone.js tends to be modular with its models and views, developers with experience working with this library can use these principles when programming in other languages. As a result, all of your apps are easier to maintain and extend.

    Experience Using RESTful APIs

    Connectivity is another essential aspect of apps and networks. RESTful API is an interface that lets two or more devices securely exchange information for smooth data synchronization and app integrations.

    Strong Skills in JavaScript and Web Development Concepts

    Backbone.js supports JavaScript, the third most popular programming language. This code is usually behind dynamic web pages. If you need to create or work with interactive web pages, a developer with JavaScript knowledge is a must.

    Additionally, these developers know how to work with the Document Object Model (DOM). Understanding this representation makes it easier to manipulate site structure and content when necessary.

    How To Hire Backbone.js Developers

    Begin by gathering stakeholders to define what the Backbone.js developer role requires. You can determine this by outlining the scope of the project, including the timeframe and budget. Use historical data from your company or a similar business for an objective starting point.

    Now, your team can decide where to look to hire a Backbone.js developer. You have an endless number of job boards and freelance marketplaces to turn to. To simplify the process and leave practically no work on your end, look at our list of the top sites for hiring Backbone.js developers.

    Bear in mind that outsourcing agencies might make hiring easy but come at a premium price. The top freelance marketplaces can provide as good or better quality without the added expense.

    On the other hand, you may be comfortable doing more of the legwork and vetting. In that case, you could network with others in your industry for recommendations. If augmenting an existing IT team with freelancers, they will likely have good suggestions about how to hire Backbone.js developers.

    Identify whether you require a junior, mid-level, or senior developer:

    • Junior devs: Have 1-3 years of experience and can handle standard coding tasks with guidance

    • Mid-level devs: Have 3-5 years of work experience, can take on considerable portions of a large project independently, handle small projects alone, and efficiently test and debug code

    • Senior devs: Have over 5 years of experience, know multiple programming languages, can lead teams on large projects, and provide top-tier consultation and advice

    Coding boot camps can be a good option for finding inexpensive junior developers. When you want assured project success, opt for a senior engineer.

    The Skills To Look for When Hiring a Backbone.js Developer

    Give due attention to the soft skills an applicant needs. These may be harder to measure but are no less important.

    Communication is key, especially when hiring a remote freelancer. The developer needs to interact with UI/UX designers to build an engaging front end. Discussions with back-end programmers ensure seamless API integrations.

    Look for emotional intelligence, critical thinking, adaptability, and strong time management . These qualities help you identify standout candidates. Furthermore, one of your top preferred qualifications should be someone who has worked with other companies in your vertical and can understand your specific concerns and pain points.

    As far as technical Backbone.js developer skills, search for someone who knows:

    • JavaScript programming language

    • CSS computer language for controlling page layout and presentation

    • HTML language for web markup

    • Scripting and visualization

    • Patch management and database management

    • VPN configuration, firewall management, and network monitoring for security

    • VMware for running virtual systems

    • Code versioning and its tools, such as Git, for additional resources and support

    • REST API concepts for integrations

    • Basic back-end development technologies

    Also, Backbone.js is an evolution of the Model-View-Controller (MVC) design pattern. Therefore, a developer working in the framework must have a firm grasp of the concepts behind MVC.

    How Much It Costs To Hire Backbone.js Developers

    The average annual salary for a Backbone.js developer is $129,348 at the time of this writing. On an hourly basis, this equals $62.19. The highest recorded rate is $158,500 ($76.20/hour), while the low end fetches $40,000 ($19.23/hour).

    Tips for Writing a Backbone.js Developer Job Description

    Keep your Backbone.js developer job description clear and succinct. A template can help you stay on track.

    Start by introducing your company and sharing what makes it unique in a couple of sentences. Then, provide a few sentences for the job description. Put the core responsibilities in a bulleted list.

    Wrap up with skills and qualifications the developer must have. Here you should note other libraries, frameworks, and technologies the applicant should know. Specify the required certifications or degrees.

    Common Interview Questions To Ask When You Are Looking To Hire a Backbone.js Developer

    Keep your interviews and assessments fair with a consistent process that provides an objective view of each candidate. For technical expertise, you could opt for testing software.

    Pair programming exercises, where the applicant performs a task with one of your IT staff, can provide insight into technical and soft skills. Also, consider using blind questionnaires and behavioral interviews to ensure you have an unbiased process.

    Importantly, select well-prepared questions for an insightful and efficient interview.
    Technical Questions & Answers
    How can you monitor changes on a single attribute of a model in Backbone.js?Whenever data changes within a model, model objects fire a “change” event. Then, the object fires another event, which has a name specific to the changed attribute.
    What does a View do in Backbone.js?A view listens to events and reacts to them. It also defines the end user interface.
    How can you get two-way data binding between HTML elements and Backbone.js models?Include the ModelBinder plugin with the project. The code and documentation are available on GitHub.
    Soft Skill Questions & What To Look For
    What is your greatest weakness?Look for honesty and self-awareness that demonstrates a willingness to keep learning. The answer should show how the candidate is actively addressing the weakness.
    Share an example of how you recently dealt with a stressful situation.Discover specifics about how the applicant responds under stress. Get a clearer understanding of the person’s problem-solving skills.
    How would you explain the MVC design pattern to a non-technical teammate?Learn how well the individual communicates. Ask for multiple clarifications to gauge the person’s level of patience.

    How To Find Freelance Backbone.js Developers for Hire

    There are many platforms where you can find Backbone.js developers for hire. To quickly find the top freelancers who are within your budget, review our list of the best sites to hire Backbone.js engineers. With Toptal (our #1 choice), you can connect to high-quality developers with no hassle and no extra work on your end.

    Your development team thrives when you strategically hire Backbone.js developers for web and mobile apps. Stay abreast of the current job market and rely on proven interviewing and vetting tools and techniques to draw in top talent. With the right developers, you can execute successful projects and long-term outcomes.

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