Welcome

Sean Kerwin

Creative Web Developer

I craft website and software that helps people and businesses achieve their goals.

About

I'm a seasoned full-stack web developer with a strong passion for front-end development and building intuitive, high-performance user experiences. I've been writing code since the MySpace days (yes, that long ago), and I'm constantly exploring new technologies to stay sharp and deliver modern, efficient solutions.

When I'm not deep in code, I'm all about family, I'm a proud husband and dad to three amazing daughters who keep life exciting. I'm also a motorcycle enthusiast who loves hitting the open road and discovering new places on two wheels.

If you're looking for a developer who's experienced, forward-thinking, and focused on clean, accessible code, let's connect, I'm always up for a new challenge.

Work Experience

Where I've worked

  1. Senior Front-End Engineer·Deskpro

    At Deskpro, I’m responsible for building and maintaining core components, developing new features, and improving both the user interface and overall user experience. I work closely with cross-functional teams, including engineering, product, and design to ensure project goals are met efficiently and effectively.

    • TypeScript
    • React
    • Next.js
    • Tanstack
    • Tailwind
    • Laravel
    • PHP

  2. Senior Frontend Developer·Toolstation

    As a Senior Frontend Developer at Toolstation, I led the frontend team in building a new eCommerce website using Nuxt, delivering a fast, scalable, and modern user experience. I also integrated and developed key features with Bloomreach CMS, streamlining content management and ensuring a seamless, personalised experience for customers.

    • JavaScript
    • TypeScript
    • Vue
    • Nuxt

  3. Software Engineer·Toolstation

    As a Software Engineer at Toolstation, I contributed to the development of a custom EPOS system using React, delivering key features that improved system performance and usability. I implemented new functionalities and made substantial UI/UX enhancements, resulting in a more intuitive and efficient user experience for end users across the business.

    • React
    • HTML & CSS
    • JavaScript
    • TypeScript

  4. Full Stack Web Developer·T-Shirt and Sons

    At T-Shirt and Sons, I led the development and maintenance of key internal systems, including automated image processing solutions that reduced manual workload and improved production speed. I partnered with the production team to optimise and enhance production line systems, directly supporting operational efficiency. I also played a central role in building and refining the internal HRIS platform, resulting in streamlined HR processes and improved system functionality.

    • JavaScript
    • TypeScript
    • Photoshop
    • HTML & SCSS / CSS
    • Angular
    • Vue
    • Laravel
    • Node.js

From the blog

Latest posts

My Favourite React Libraries in 2025

A curated list of React libraries that make building modern web apps easier and more enjoyable.

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Balancing Speed and Cost: A Software Engineer's Dilemma

Weighing the pros and cons of hourly versus project-based pricing to find the optimal balance.

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Understanding SWR in Next.js

Master data fetching and caching in Next.js with the SWR library for optimal performance.

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React Hooks and Memo

A Guide to Optimizing Your React Components

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Understanding the useMemo and useCallback Hooks in React

Harnessing useMemo and useCallback hooks for optimized React application performance.

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Work With Me

Let's build something together

  1. Startups

    I work with startups to help them build and scale their products. I'm a believer in the lean startup methodology and have experience working with startups in various stages of growth.

  2. Agencies

    I partner with agencies to help them deliver high-quality digital products to their clients. I have experience working with agencies of all sizes and can help with everything from design to development.

  3. Companies

    I work with companies to help them build and scale their digital products. I have experience working with companies of all sizes and can help with everything from product strategy to development.

Ready to build something amazing?

Let's work together to build something amazing. I'm available for freelance work and consulting. Get in touch with me at hey@seankerwin.dev or fill out the form below.

Get in touch

Let's talk

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