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Data Science vs Web Development: Comparing Two Tech Fields

Compare data science skills and web development. Analyze core components, career pathways, and required skills. Discussing intersection to determine the right career path.

Written by RamotionNov 14, 202313 min read

Last updated: Nov 14, 2023


The past decade has seen the explosive growth of web publishing and the emergence of two critical technological fields - data science and web development.

Data science as a discipline arose in response to the proliferation of data in the digital age and the need to extract value and actionable insights from it. With the lowering costs of data storage, computation power, and availability of large complex datasets, organizations recognized the opportunity for data collected to enhance decision-making through advanced analytics and statistical modeling.

Data science combines computer science, mathematics, and statistics skills to develop methods and systems for big data analysis.

Similarly, web development also saw significant expansion due to businesses and services moving online and the rise of interactive web and mobile applications.

Creating intuitive and responsive user experiences requires specialized web development skills such as front-end programming, back-end coding, APIs, databases, and web security.

The internet boom fueled demand for web developers to build innovative websites, web-based internet applications, apps, and platforms.

Both data science and web development emerged as crucial fields that organizations invest heavily in. They encompass complex technical skills but have widespread real-world applications for users and businesses.

Data scientists and web developers have become highly coveted roles as data-driven insights and web interfaces become integral across industries. Understanding these two multidisciplinary fields provides critical insight into the future trends and technologies shaping business and society today.

Understanding Data Science

The core components of data science include:

  • Statistics: Using statistical models to analyze data and identify trends and patterns. Data scientists use statistics to summarize large datasets and generalize results.
  • Programming: Writing code to collect, clean, process, and visualize data. Python and R are common programming languages used in data science.
  • Machine learning: Applying machine learning algorithms to make predictions and optimize models based on historical data patterns. Standard algorithms include regression, clustering, neural networks, etc.
  • Data mining: Searching large datasets to identify associations, sequences, and new insights. This involves exploring data deeply to find functional patterns and relationships.
  • Data visualization: Creating graphs, plots, infographics, and dashboards to communicate data insights effectively. Data visualization makes complex data more accessible to comprehend.

Some key advantages of data science include:

  • Improved decision-making: Data-driven decisions are more informed, accurate, and strategic than intuitive. Analyzing data provides objective insights.
  • Increased efficiency: Data analysis can optimize processes, reduce costs, and enhance productivity. Models can predict future outcomes.
  • Competitive advantages: Data analytics provides companies with helpful business insights before competitors. Analytical models outperform human experts.
  • New product development: Analyzing user data helps generate ideas for new products that better meet customer needs.
  • Risk assessment: Data analysis helps quantify risks, predict failures, and minimize losses. It's applied in areas like insurance and fraud detection.
  • Personalization: Data informs the customization of each user's content, recommendations, and experiences. This increases customer satisfaction.

Some typical applications of data science include:

  • Fraud detection in transactions and identity verification.
  • Recommendation systems for content and products.
  • Predictive maintenance of infrastructure and equipment.
  • Customer churn analysis and retention strategies.
  • Marketing campaign optimization and segmentation.
  • Price optimization and dynamic pricing models.
  • Risk modeling and claims analysis in insurance.
  • Algorithmic trading in finance.

The widespread adoption of data science across industries demonstrates its immense value in using artificial intelligence and turning raw data into actionable insights.

Understanding Web Development

Web development is the work involved in developing and maintaining websites for hosting via intranet or internet. It encompasses many skills and disciplines for building and maintaining web applications and websites, including web design, web content development, server management, network security configuration stack development, client-side/server-side scripting, and more.

1. Core Components of Web Development

HTML (HyperText Markup Language)

This standard markup language allows web developers to structure and format web page content through elements like headings, paragraphs, lists, links, etc. HTML establishes the overall framework of the page.

It's what makes websites readable by computers as well as humans. HTML includes tags like<head> for metadata and for <body> content.

CSS (Cascading Style Sheets)

CSS controls the visual styling and layout of web page elements like colors, fonts, positioning, backgrounds, animations, and more. CSS brings the visual design to life.


This programming language allows developers to implement complex features and dynamic interactions on websites. JavaScript handles the logic and functional capabilities like image sliders, forms, menus, validations, etc.

JavaScript is used to add interactivity and functionality to websites through client-side scripting. Scripts can be used to validate form fields, play sounds when a button is clicked or change the appearance of an element when a user interacts with it in some way (such as hover effects).

Advantages of Web Development

  • Reach a broad online audience across the world through websites and web apps.
  • Provide interactive user experiences and dynamic content.
  • Deliver information and services to customers conveniently 24/7 through online platforms.
  • Gather data and insights into user behaviors and preferences.
  • Monetize online content and create new revenue streams.
  • Enhance your brand’s online presence and increase online sales.
  • Attract, engage, and retain customers by providing a unique experience.

Applications of Web Development

  1. Web development skills are utilized across many industries for building:
  2. E-commerce sites and online stores
  3. Business websites and blogs
  4. Web applications like online games, and social networks
  5. Informational and marketing websites
  6. Web dashboards and data visualizations
  7. Online learning portals
  8. And countless other website types

The wide range of web applications highlights the versatile value of web development across sectors.

Web development is a highly sought-after skill that can lead to a variety of careers in the tech industry. You can build your own web applications from scratch or use existing frameworks to create web apps for clients.

If you’re interested in starting your own business, coding skills are essential for launching an online store or marketplace like Amazon and eBay.

Comparative Analysis of Data Science and Web Development

Data science and web development, while in the general field of technology, have some notable differences in their focus and required skill sets. Here are some of the key differences:

  • Data Analysis vs App/Website Building: A data scientist primarily analyzes large datasets, uncovers insights, and builds machine learning models. The data scientist’s work centers on statistics, data mining, predictive modeling, and other advanced analytics. Web development focuses more on building functional websites, apps, and other online tools. The work of a web developer centers on coding languages like HTML, CSS, and JavaScript, as well as frameworks like React and Angular.
  • Programming Languages: Data scientists generally use languages like Python and R optimized for statistical analysis, visualization, and machine learning model building. Web developers use languages like JavaScript, PHP, and .NET, designed for web programming.
  • Modeling vs Design: Data scientists spend much time on statistical modeling - creating and fine-tuning machine learning algorithms that can extract insights from data automatically. Web developers focus more on the design elements - creating intuitive user interfaces, responsive web pages, and smooth user experiences. They care more about the app's appearance than the statistical models powering it.

So, data science vs web development: scientists are concerned with the backend analytics while web developers focus on the frontend user experience. Data science deals with numbers, statistics, and algorithms.

Web development deals with interfaces, code frameworks, and interactive functionality. While there is some overlap, they generally require different skill sets.

Overlapping Skills Between Data Science and Web Development

While data science and web development may seem very different, critical overlapping skills are required for both fields.

Web developers need to understand how to work with data and the statistical models that power it. Data scientists must also have strong programming skills to build their models and run analyses on them.

1. Coding Skills

The ability to code is crucial for both data scientists and web developers. Data scientists must use languages like Python and R to analyze and interpret data and build models. Web developers need languages like JavaScript, PHP, and Ruby to create dynamic web applications. Though the specific languages differ, general coding skills make it easier to pick up new languages as needed.

Database Knowledge

Understanding how to store, query, and manage data is essential for both roles. Data scientists need to pull and analyze data back from databases for analysis. Web developers need to design databases to support web applications. Concepts like SQL queries, database normalization, database management, and API integration apply to both fields.


In many technology projects today, collaboration occurs between data scientists and web developers. The data scientist analyzes data and creates models.

The web developer then helps deploy the models into production as part of a web or mobile application. Communication skills and the ability to work cross-functionally are critical.

Career Pathways: Data Scientist vs Web Developer

Data scientists and web developers take different paths regarding education and career trajectories.

Web developers typically start in a coding boot camp or a computer science program at a college or university. They then work as junior-level developers and learn through on-the-job training, mentorship, and reading books.

A data scientist, on the other hand, typically holds a bachelor’s degree in statistics, computer science, or mathematics. In addition to technical skills, data scientists often have an advanced degree (master’s or doctorate) in data science.

Data Scientist Path

A data scientist role typically requires an advanced degree in a quantitative field like statistics, computer science, applied math, or economics. Common degrees include a Master's or PhD. Coursework emphasizes statistical analysis, data mining, programming, and machine learning techniques. Hands-on experience with statistical software like R, Python, SAS, or MATLAB is also essential.

Data scientist positions are rapidly growing but still very competitive. The median salary for a data scientist in the U.S. is over $117,000 annually.

Web Developer Path

Web developers usually have a bachelor's degree in computer science, programming, or a related field. But, it's also common for web developers to be self-taught or complete intensive coding boot camps. The focus is on building a portfolio of projects to demonstrate coding proficiency.

Web development has a lower barrier to entry compared to data science. The median salary for web developers is around $77,000 annually. Job growth is projected to be much faster than average over the next decade.

The key differences are how data scientists work, needing advanced statistical and analytical skills, while web developers require more specialized programming abilities. Both careers pay well, but data scientists generally command higher salaries.

Which is Easier, Data Science or Web Development?

When considering data science versus web development, one key factor for many is which career pathway has a lower barrier to entry or is easier to get started in. There are pros and cons to each in terms of difficulty:

Web development tends to have a lower barrier to entry for a few reasons:

  1. You can teach yourself web development and build sites without a computer science degree. The technical skills involved like HTML, CSS, JavaScript, and frameworks can be learned online through courses and tutorials.
  2. Building websites allows you to showcase your work in a portfolio. Having sites to show makes getting hired as a junior developer or landing freelance gigs easier.
  3. The demand for web developers is high, so finding internships and entry-level roles to gain experience is relatively easy.
  4. You can build a website for almost any industry or niche, meaning plenty of potential clients exist.

Data science has some advantages in terms of flexibility and requirements:

  1. You don't necessarily need strong coding or design skills to get started in data science. The field values quantitative skills, critical thinking, and business insight.
  2. Data science roles utilize statistics, analytics, machine learning, and programming skills. This provides more flexibility if you have strengths in some areas but not others.
  3. While computer science expertise helps, data science requires a different level of software engineering and system design knowledge than web development. The bar may be lower if you're less experienced in coding.
  4. You can start with entry-level jobs and work your way up. Data science is a fast-growing field, so there are plenty of opportunities to advance.
  5. Data scientists have higher salaries than other IT professionals with similar experience levels.

web development can be easier to pick up initially and get practical experience. However, data science offers more flexibility for those with strengths in math, statistics, and analytics rather than coding. The path may be smoother if you don't have a formal CS background.

Choosing the Right Path for You

When deciding between pursuing a career in data science or web development, reflecting on your interests, skills, and career goals is essential. Here are some key factors to consider:

Assess Your Interests: Numbers vs. Design

Do you enjoy statistics, mathematics, and analyzing data? Or are you more visually oriented and interested in design, user interfaces, and aesthetics? Data science aligns more with the numbers side, while web development is more about creative design. Reflect on where your passions lie.

Consider Getting Experience in Both

Many colleges and boot camps offer opportunities to get hands-on experience in data science and web development through internships, projects, and courses. Try taking an introductory course or doing a small project in both fields to get a feel for what excites you.

Look for internship opportunities that allow you to try out different roles. Utilize campus career centers and job boards to find openings.

Talk to professionals in each field about how they got their start and what they enjoy about their work.

Many Opportunities to Switch Between the Two

Choosing one path now does not mean you are locked in forever. Many professionals switch between data science, web development, and related fields.

Entry-level job experience in one field can provide a foundation of transferable skills that enable you to transition to another area.

As data science and web development continue to converge, hybrid roles are emerging for those interested in working at the intersection.

The key is to introspect, gain exposure, talk to professionals in both fields, and keep an open mind. With experience and willingness to learn, you can find fulfilling work in data science, web development, or both throughout your career.


As we have seen, data science and web development are two distinct yet increasingly interconnected fields. To recap, data science focuses on extracting insights from data through statistical and computational techniques, while web development deals with building websites and web applications.

Though their core skills differ, there is a growing intersection between the two fields. Many organizations seek data scientists who effectively communicate insights through web dashboards and visualizations. At the same time, web developers are increasingly integrating data analytics into their platforms and applications.

Both web development and data science offer promising career pathways today, with a strong demand for skilled professionals. Those interested in data science should cultivate statistical, analytical, and programming abilities. For web development, you'll need skills in areas like programming languages, frameworks, databases, and UI/UX design.

Ultimately, choose the path aligned with your innate strengths and interests. Do you enjoy statistics? Choose data science or systems design? Are you more creative or logical? Your answers will determine if data science or web development is better suited. With dedication and continued learning, you can thrive in either field.

As data permeates society, we'll continue to see greater collaboration between data engineers and web developers. Mastering the intersection will create new and exciting opportunities in the tech world and beyond. The key is to learn fundamental concepts while staying flexible and open to emerging technologies and future trends in these rapidly evolving fields.