Jez McKean

Senior full-stack engineer with over 20 years’ experience building and improving production web applications and APIs using PHP/Laravel, Vue/Nuxt, React/Next.js, and Node.js. Built an award-winning Vue/Nuxt PWA with a Laravel API handling several million pounds in daily payments and supporting more than 275,000 customers. Currently developing AI-assisted product features, including utility bill upload and analysis, while using Claude Code for approximately 90% of daily development.

I’ve worked with a wide range of companies; from a two-person start-up, small web agencies, growing scale-ups, to a large national utility supplier.

Happy when delivering innovative solutions which push boundaries and exceed expectations, mentoring junior colleagues, working across departments, and collaborating with mixed teams.

PDF CV – DOCX CV – LinkedIn – GitHub

Professional Skills

AI-assisted development: Claude Code, GitHub Copilot · JavaScript/TypeScript: Vue/Nuxt, React/Next, jQuery · PHP/Laravel · HTML/CSS: SCSS, Bootstrap, Tailwind · REST/API integration: XML, JSON · PostgreSQL, MySQL, Elasticsearch · Git/GitHub, Bash, build tools · UX-focused development · Agile, Scrum, Kanban

Recent Employment

Optimise Everything

Senior Web Engineer (Full Stack)

Remote Working, 04/2024 – Present

  • Use Claude Code and other AI tools for approximately 90% of daily full-stack development across PHP/Laravel, JavaScript/Vue, and HTML/CSS/Bootstrap.
  • Build customer-facing features, improve UX, integrate the AI chatbot, and develop reporting features that identify money- and energy-saving recommendations.
  • Develop an AI-based bill-upload and analysis feature that automates rate updates, reducing manual processing and keeping customer data current.
  • Address security concerns and improve the performance of the main web application.
  • Maintain and extend AWS Lambda Node.js integrations, and develop PHP services consuming external APIs for third-party data including electricity usage, air quality, and inferred people presence.

Gener8

Senior Frontend Engineer

Remote Working, 06/2022 – 02/2024

  • Completely rebuilt the user web experience across the website and web application, improving user retention.
  • Overhauled Chrome extensions to align them with new branding and UX standards.
  • Built React and Next.js features using TypeScript and SCSS, collaborating with backend API developers on new features and performance improvements.
  • Maintained legacy in-house tools where required.

Grip Events

Senior Web Developer

Remote Working, 07/2021 – 06/2022

  • Learned TypeScript and worked with Angular 11+ on new and existing features across customer-facing and internal admin applications.
  • Collaborated with the design team on UX improvements and enabled automated testing.

Utilita Energy

Principal Web Developer

Chandler’s Ford & Remote Working, 06/2018 – 07/2021

  • Built a Vue/Nuxt Progressive Web App and associated Laravel API backend to replace the dated customer portal, improving performance, UX, and modularity.
  • Added a payments system handling several million pounds per day across the API and hybrid app.
  • Increased the app’s user base to 275,000 customers.
  • Won the Best App prize in the 2020 uSwitch Energy Awards.
  • Won the 2020 Southern Tech 100 Best Use of Technology award from The Business Magazine.
  • Mentored and assisted a web team of six across varied business projects.

Senior Web Developer

Chandler’s Ford, 05/2017 – 06/2018

  • Led development of a Vue/Cordova hybrid app and a Node.js Alexa skill for customers.
  • Jointly led development of Laravel MVC websites and web tools.
  • Built a CMS search feature using Elasticsearch.
  • Developed extensively with SCSS and JavaScript, while helping grow the web development team from four to twelve members.

Profound Works

Senior Full-stack Developer

Winchester, 06/2015 – 05/2017

  • Built hybrid mobile applications using AngularJS, SCSS, PhoneGap, and Cordova.
  • Specified custom PHP developments and built and maintained WordPress sites and plugins.
  • Trained and mentored junior developers.

Remarkable Content

Head Web Developer

Winchester, 04/2013 – 06/2015

  • Managed Apache, PHP, MySQL, Debian/CentOS servers, Jira, Confluence, domains, and DNS.
  • Led Concrete5 CMS builds, theme and add-on development, and WordPress builds and maintenance.
  • Created, selected, and configured WordPress plugins for client projects.
  • Built static websites using CSS and JavaScript and administered in-house CMS platforms.
  • Provided client support and training.

Education & Qualifications

BSc (Hons) in Computer Information Systems at University of Liverpool.

Foundation Certificate in DevOps from DevOpsGroup, 2020.

BCS Foundation Certificate in Agile from BCS, 2020.

Professional Diploma in UX Design from UX Design Institute, 2019.

Selected Personal Interests

The UX of all things – not just screen/technology-centric.

Future of energy: especially regarding its generation (e.g. tidal, wind and solar power) and storage (e.g. home-batteries, microgrids).

Technology: 3D printing, Internet of Things; LoRa; Electric Vehicles; Home Automation.