Alex Muller
Principal Engineer at Financial Times
London, England, United Kingdom
Summary
🤩
Rockstar🎓
Top SchoolAlex Muller is a Principal Engineer based in London with 15 years of experience building reliable production services, improving observability, and reducing infrastructure costs. He combines hands-on technical leadership—shaping systems and developer tooling at organisations like the Financial Times, BBC and GOV.UK—with people leadership that prioritises team wellbeing and sustainable delivery. A pragmatic full-stack engineer, Alex has contributed to high-profile open-source projects used across government and media, including GOV.UK’s Whitehall and the Government Service Design Manual, and has modernised backend systems such as RapidPro. He’s known for tackling messy operational problems: shipping caching and asset fixes, tightening security headers, and upgrading API integrations to modern standards. Colleagues value him for turning complex production pain points into repeatable, observable solutions while keeping teams motivated.
15 years of coding experience
12 years of employment as a software developer
St Paul's SchoolBachelor’s Degree Computer Science & Mathematics, Bachelor’s Degree Computer Science & Mathematics at University of York
English, French
Stackoverflow
2,237reputation
358kreached
15answers
9questions
Github Skills (31)
git10
javascript10
back-end-development10
python10
django10
css10
rails10
datagovuk10
jekyll10
html10
frontend10
backend10
web-frontend10
ruby-on-rails10
erb9
Programming languages (23)
Github contributions (5)
alphagov/government-service-design-manual
May 2013 - Dec 2016
Government Service Design Manual
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:142 commits, 25 PRs, 17 pushes in 3 years 7 months
Contributions summary:Alex primarily worked on updating the build process and assets for the "Government Service Design Manual." Their contributions involved migrating asset management to the `jekyll-assets` gem, then reverting due to issues. They also fixed JavaScript in the user-centred design section and added tools for link checking and spell checking. Finally, the user added a Sinatra app and caching headers to the project.
manualgovernmentservice-designgovuk
alphagov/whitehall
Dec 2013 - Feb 2017
Publishes government content on GOV.UK
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:30 commits, 18 PRs, 35 pushes in 3 years 2 months
Contributions summary:Alex primarily contributed to updating the Whitehall application, a platform for publishing government content. Their work involved fixing broken links, updating contact information and links to relevant government resources, and modifying the display of content. They also made updates to the application's infrastructure, including setting the `X-Frame-Options` header and removing references to AWS, while also fixing grammatical errors.
govgovuk-publishing-frontendgovukgovernmentcontainer
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