Benjamin Dordoigne

Skills

Languages

JavaScript, TypeScript, Java, Python, GraphQL, SQL, HTML, CSS, SASS/SCSS

Technologies

React, React Native, Redux, Jest, Playwright, Next.js, Express.js, Tailwind CSS, Webpack, Babel, ESLint

Experience

Senior React Developer, The Corporate Action CompanyLondon

November 2021 – Present

Solved complex challenges in real-time financial data processing by building intuitive, high-performance interfaces that translated intricate transaction workflows into a seamless user experience.

  • Architected a new risk management platform for a tier-1 investment bank that improved data processing efficiency by 40% and supported scaling to over 1,000 daily users.
  • Reduced manual deployment time by 90% and accelerated feature delivery by 3x by designing and implementing a comprehensive CI/CD pipeline with Jenkins.
  • Decreased user error rates by 30% by leading the UI/UX development for a complex risk assessment interface, resulting in a more intuitive workflow.
  • Engineered a real-time SWIFT message processing system for a leading global financial institution, successfully handling over 50,000 MT/MX messages daily with 99.9% accuracy.
  • Streamlined critical approval workflows for senior managers and directors by building an integrated React Native app that provided actionable alerts and high-level summaries from the risk and SWIFT platforms.
Key Technologies:ReactReact NativeNext.jsTypeScriptTailwind CSSJenkinsEnzymeREST APIs

React Developer, M & C SAATCHILondon

June 2021 - September 2021

Brought in for a high-impact contract to develop and launch performant web applications for the corporate brand and its high-profile clients.

  • Boosted the corporate website's Lighthouse performance score by 45 points by architecting and rebuilding the site from the ground up using Next.js and a headless CMS (StrapiCMS).
  • Developed high-traffic campaign microsites for global brands including Fifa and Nando's, successfully handling peak traffic of over 50,000 users per hour.
  • Delivered a seamless user experience for a Coca-Cola marketing campaign by engineering a highly performant, mobile-first application, leading to a 30% increase in active participation.
  • Ensured a 99% bug-free launch for the corporate website by establishing a new testing framework with Enzyme that achieved 85% code coverage.
  • Led the end-to-end development of an internal time tracking app using React Native, from initial concept to deployment on over 200 company-managed iOS and Android devices.
Key Technologies:ReactReact NativeNext.jsTypeScriptStrapiCMSEnzymeREST APIs

Lead Front-end Developer, Board AgendaLondon

April 2018 - June 2021

Led the complete technical overhaul of the company's digital platform, modernising the architecture to significantly boost performance and readership.

  • Achieved a 90+ Lighthouse score and cut page load times by 77% by architecting a headless React/WordPress front-end and implementing advanced asset optimisation.
  • Grew monthly readership by 25% by designing and building a new, user-centric WordPress theme with custom Gutenberg blocks that enhanced content discovery and readability.
  • Owned the entire front-end stack and development workflow, introducing modern tooling like GulpJS and establishing new code standards for the team.
Key Technologies:ReactWordPressPHPJavaScriptSASSGulpJS

Web Developer & Consultant, FreelanceLondon

April 2009 – June 2021

Successfully designed, developed, and maintained a portfolio of over 300 websites and applications for a diverse range of clients, from small businesses to tech startups. Specialised in creating custom, high-performance web solutions that drove business growth and user engagement.

  • Managed the full project lifecycle for over 300 clients, from initial consultation and requirements gathering to development, deployment, and ongoing maintenance, achieving a 95% client retention rate
  • Consistently delivered high-performance websites by focusing on modern front-end optimisation, code minification, and server-side enhancements.
  • Translated complex client business requirements into tangible results by building bespoke web applications, from custom e-commerce stores to secure subscription management systems.
Key Technologies:HTML5CSS3SASSJavaScriptjQueryReactPHPGulpJS

Education

University of Brighton2:1 Psychology & Sociology

2005 - 2009