Chris Burnell

Front End Developer / Software Engineer at Squiz


Front End Developer with 15 years of experience, specialising in CSS, design systems, developer advocacy and education, and technical writing and speaking. Software Engineer building design systems and tools to enable teams to build maintainable and performant websites, with an uncompromising focus on user experience. Passionate about the open web, having published over 40 technical articles and authored 4 open source projects. Actively involved in the web community and organising in-person events like State of the Browser as a conference organiser.

Professional Experience


February 2018 – present

Software Engineer

January 2023 – present

Lead Developer & Chapter Lead

May 2022 – January 2023
  • Lead Developer and primary technical contact for 8 key clients, defining their complete technical implementation and standard of quality, with a focus on higher-education and government websites.
  • Formulated learning packages as Chapter Lead to grow the front end knowledge of over 30 developers, which catalysed adoption of best practices and expertise.
  • Managed a chapter of two developers, enabling them to pursue and succeed in career development.
  • Established a robust design system for projects which reduced development times by over 50% and enabled both technical and non-technical stakeholders to understand and participate in dialogue about the complex intersection between design and development.

Lead Developer

September 2021 – May 2022
  • Implemented modern web standards by redefining best practices, which led to higher code quality and reduced context-switching for developers working across multiple projects.
  • Lead Developer for the UK’s largest project of 2021, coordinating cross-functional stakeholders and making use of modern CSS for stronger art direction capabilities that improved the project’s reflection of the client’s brand identity.
  • Mentored a Junior Developer for 20 hours a week over the course of a 6-week project and was able to deliver the project in 50% of the estimated time and achieved perfect Lighthouse and WCAG AA scores.

Front End Developer

February 2018 – September 2021
  • Contributed to both the front end and content management implementations for client work and was the key advisor for expertise on front end development, particularly to do with CSS, and was consulted on dozens of projects for this knowledge.
  • Volunteered to facilitate the standardisation of the global company boilerplate, authored the project’s documentation, and incorporated new features as a key feedback channel for developers. This boilerplate is used by over 100 projects globally.
  • Single-handedly developed the UK’s first design system which is now used by more than 10 enterprise-level projects, leading to more coherent codebases and a significant reduction in bugs and turnaround time for ad hoc work.

City, University of London

June 2014 – February 2018

Web Developer

  • Primary front end development advisor for both the University’s Main Website and Bayes Business School.
  • Collaborated with the Digital Marketing and Design teams to oversee the redesign and development of the University’s websites to reflect its major brand refresh.
  • Overhauled the University’s Clearing Website to simplify the user journey and automate backend processes required for incoming applications, reducing processing times and dependence on staff. This led to significant cost and time savings for the University, and continues to be used to this day.


April 2012 – January 2014

Front End Web Developer / UI Developer

  • Built both the front end and content management implementations for client work, specialising particularly in cross-browser compatibility.
  • Set up and organised learning initiatives for developers, including Implementor Scrum, an opportunity for developers to explore best practices and emerging web technologies in a casual group setting.

Community Experience

Technical Writer on

2013 – present

Launched a web development blog, which accumulates over 10,000 unique visitors per month, and have published over 1000 blog posts, including 51 longform articles, 61 articles about CSS, and 24 code demos, some of which have been featured on CodePen.

Conference Organiser for State of the Browser

2017 – present
  • Organised 5 annual, not-for-profit conferences, showcasing over 45 speakers with 150+ in-person attendees each year.
  • Liaised with speakers, sponsors, and venues as well as handled the logistics of running an in-person and online conference.
  • Sourced event sponsorships to fund the events and enable under-represented groups to attend for free.
  • Built and maintained the conference websites, including a complete codebase refresh in 2021, which included extensive work with APIs, to automate many organisational tasks for the conference.
  • Annual conference websites: 2017, 2018, 2019, 2021, 2022, 2023

Open Source Author

2019 – present