D3.js Developers

Hire D3.js Developers

In the digital age we now inhabit, leading companies such as Facebook, Google, Airbnb, Amazon, and Uber have been making a tremendous impact on the global business landscape through their pioneering technological innovations. Behind these successes lies the work of computer programmers, especially those specialising in frontend JavaScript development. One such tool that has been instrumental in this process is D3.js, which is a JavaScript library used to manipulate and visualise data-driven documents. By utilising HTML, SVG, and CSS, developers can create programming that enables them to ‘walk through’ their data, thereby bringing it to life. In this way, D3.js can be used to bind random data to a Document Object Model (DOM).

These days, the demand for software developers is at an all-time high, creating numerous opportunities for professionals experienced in D3.js. It can be difficult for aspiring coders to decide which language to focus their time and energy on, and many choose JavaScript as the basis for their knowledge. However, a select few decide to master the D3.js framework, making them highly sought-after in the industry.

What does D3.js development entail?

Over the past few years, the JavaScript landscape has undergone a significant transformation in terms of the available libraries, implementation of best practices, and language features. Despite this shift, the Data-Driven Documents (D3) library remains an integral part of the ecosystem and is currently more popular than ever before.

D3.js is a powerful JavaScript library that is highly popular among developers who seek to create interactive and dynamic data visualisations. It is an ideal choice for anyone interested in web development as well as in mastering JavaScript programming. Learning D3 can help anyone build an impressive portfolio of data visualisations.

In 2011, Mike Bostock and Jeff Heer, both formerly employed by Stanford Visualisation Group, released the inaugural version of D3.js, which marked a groundbreaking milestone in the realm of web-based data visualisation. As the first web-standards-based toolkit, D3.js opened up new potentials for data representation on the web.

Due to its incorporation of web standards, D3.js has been widely embraced by academics, researchers, and visualisation entities. The technology is highly utilised, and it has enabled the successful implementation of numerous prominent websites, such as the New York Times, National Geographic, and the John Hopkins University Covid-19 tracker.

What are the duties and obligations of a D3.js developer?

In order to be a successful D3.js developer, one must possess a thorough understanding of web markup and be an expert in JavaScript. Additionally, they must be able to remain composed and productive in a fast-paced environment while adhering to intricate design specifications.

The duties include, but are not limited to:

The D3.js framework, combined with Angular.js declarative templates, can be used to create interactive graphs. A key component of the role is the ability to source and integrate custom components into existing frameworks, and also design new components from scratch when necessary. This role will involve creating data visualisations for machine data across various applications and infrastructure. The successful candidate must be able to create dynamic, informative and visually attractive charts and graphs to help users to better understand and share analytical data. They must also have the aptitude to detect and resolve software bugs and performance problems. Additionally, they must be proficient in troubleshooting web applications, and making use of debugging tools such as Chrome Developer Tools. This role also requires a high degree of collaboration with other remote software development teams to build and ship high-quality software, as well as defining the API needs for the client. The successful candidate must also be comfortable with message-bus architectures and queue implementations in web UIs (e.g. http2, WebSockets, WAMP and Server-Sent Events).

How can I get started as a D3.js developer?

In order to become proficient in using D3.js, it is essential to have a great deal of patience and to develop an understanding of a variety of techniques. Taking small steps and persevering over time will enable you to benefit from the powerful capabilities of Data Visualisation made possible by D3.js.

To become a proficient D3.js developer, it is recommended to start by perusing the introductory blog posts written by Mike Bostock, the creator of the library. Additionally, it is beneficial to read the official D3.js – Data-Driven Documents website, as it will provide insight into the purpose of the toolkit. As you progress, practice coding further examples to refine your skills.

If you are looking to obtain a position as a JavaScript developer, you can expect to be presented with algorithmic challenges during the interview process. Some employers may opt to provide online assessments or project repositories, or they may require that live coding tests are conducted on-site.

Once you have a thorough understanding of the fundamentals, we strongly recommend that you challenge yourself with some algorithmic exercises. Additionally, it is advisable that you check the accuracy and robustness of your code by making alterations or by testing it with a different set of inputs.

It is important to keep track of the modifications to the output as you experiment with your code. As the saying goes, repetition is key to proficiency; therefore, if you wish to become a proficient D3.js developer, it is essential to hone your core skills.

D3.js developer skills are necessary

A successful D3 Developer must possess an in-depth understanding of the JavaScript programming language and its capabilities. They should be capable of analysing and visualising data, as well as writing clear and effective code. Additionally, they should be conversant with other technologies such as XML and JSON in order to maximise the potential of their projects.

  1. Scripting in Java

    Gaining a thorough understanding of the language is an essential step in the process of learning JavaScript programming. Although mastery of the language is not required, it is important to have a basic understanding of its control flow and paradigm. For many, mastering JavaScript can be a challenging task, given its idiosyncrasies and complexities. However, with practice, it can become second nature and become more enjoyable. JavaScript is both dynamic and prototype-based, which may be unfamiliar to those more comfortable with static objects. Fortunately, there are many resources available to assist in mastering the language, such as expert and experienced developers to learn from.
  2. Jquery

    JQuery is a JavaScript library that is highly recommended for developers to learn. It is designed to make it easier to traverse and manipulate the Document Object Model (DOM) as well as working with Cascading Style Sheets (CSS), creating animations and making asynchronous requests (Ajax). In addition, it is free and open-source software. According to recent statistics, JQuery is utilised by more than 73 percent of the 10 million websites around the world.
  3. HTML

    Greeting the online world with “Hello, World!” was likely the first code most of us wrote as kids learning to develop websites. It is remarkable that HTML, which lies at the heart of web development, is still such an important technology today. By having a firm understanding of HTML, you can create truly unique website features and functionalities. Additionally, it gives you an advantage when it comes to optimising your website for search engines and designing better content management system modules. The most recent version of HTML is HTML5, and if you have not already, it is essential to start learning about it immediately.
  4. CSS

    If you are looking to pursue a career as a remote D3.js developer, then you must possess a strong understanding of CSS, or Cascading Style Sheets. CSS is the key element in determining how an HTML page appears on the web, covering aspects such as layouts, fonts, colours and styles. In recent years, the growing range of screen sizes has made CSS even more significant as it enables web pages to be responsive and adaptive on any device.
  5. The JS library

    Most ideas that proceed to the development phase tend to have a relatively rapid time-to-market. With the competitive landscape and ever-changing trends, project managers are often keen to complete projects as quickly as possible. As a result, it is not feasible for developers to solely rely on writing code to build websites and projects. In order to optimise development time and costs, developers are encouraged to familiarise themselves with at least one JavaScript library. This will save them from some of the most challenging workdays that they may encounter in their career. Therefore, if one is looking to work as a D3.js developer, it is essential that they first master the language.
  6. Website servers

    In order to be considered for the position of a D3.js developer, it is necessary to acquire a solid understanding of the fundamentals of programming. A web server, which is essentially a computer program, is essential to providing hosting services for websites. This computer program is responsible for retrieving web pages on request, storing them and delivering them to the user. This communication is enabled by the Hypertext Transfer Protocol (HTTP).
  7. D3.js

    Now that you have a good understanding of web technologies such as JavaScript and HTML/CSS, it is time to start honing your skills with the D3.js framework. D3 (also known as D3.js) is a JavaScript library that allows you to create interactive data visualisations using web standards such as Scalable Vector Graphics (SVG), Canvas, and HyperText Markup Language (HTML). With D3, you are able to bring data to life and create dynamic, visually appealing interfaces for your data. D3 is a data-driven approach to Document Object Model (DOM) manipulation that provides access to the latest browser functionality and the ability to develop the ideal visualisation for your data.

How can I acquire a job as a D3.js developer?

Web development is one of the most versatile career paths available, allowing professionals to work remotely from any location with an internet connection and a laptop. This flexibility makes it possible for individuals to work from home or any other preferred workplace, provided their employer permits it. For those looking to achieve their goals with this kind of freedom, working as a remote D3.js developer could be an ideal choice.

Working from home is increasingly desirable for companies in terms of both time and location. To ensure that you have the best chance of securing a lucrative remote job as a D3.js developer, it is essential to maintain a productive and consistent work schedule, and to stay up to date with the latest technical developments in the field.

Job Description

Responsibilities at work

  • Create dynamic and interactive data visualisations, scatter plots, and other statistical visuals.
  • Connect data to page components to create data-driven apps.
  • Convert complex data into dynamic graphics that can be seen in web browsers.
  • Manage the document object model while working with current technologies.
  • Complete complex data management tasks
  • Collaborate across departments to create high-quality solutions.


  • Bachelor’s/degree Master’s in Engineering, Computer Science, or Information Technology (or equivalent experience)
  • At least three years of expertise as a D3.js developer is required (rare exceptions for highly skilled developers)
  • Extensive understanding of the D3.js library and associated JavaScript technologies
  • Comprehensive knowledge of JSON and XML
  • Strong data analysis and visualisation abilities
  • Experience with web markup, including HTML and CSS
  • Expertise in automated testing and version control systems such as Git
  • ability to meet rigorous deadlines and project management best practices
  • To properly communicate, you must be fluent in English.
  • Capability to work full-time (40 hours per week) with a 4-hour overlap with US time zones

Preferred Skills

  • Working understanding of JavaScript technologies such as Gulp, webpack, yarn, and others is required.
  • Experience dealing with APIs and third-party libraries
  • Experience dealing with APIs and third-party libraries
  • Ability to operate in a collaborative environment
  • Knowledge of object-oriented programming
  • Excellent organisational and interpersonal skills


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What makes Works D3.js Developers different?
At Works, we maintain a high success rate of more than 98% by thoroughly vetting through the applicants who apply to be our D3.js Developer. To ensure that we connect you with professional D3.js Developers of the highest expertise, we only pick the top 1% of applicants to apply to be part of our talent pool. You'll get to work with top D3.js Developers to understand your business goals, technical requirements and team dynamics.