Karim Hossenbux

Software Engineer / Product Developer

karimhossenbux@gmail.com

Full-stack Developer with a strong focus on the frontend.

Detail-oriented, I have a passion for crafting user-friendly interfaces.

Dedicated on delivering clean, efficient, and maintainable code.

Based in Barcelona, Spain

Skills

Frontend

TypeScriptJavaScriptReactRSCNext.jsReact NativeTailwindSCSSNuxt.jsVuexVueElectronCSS/SVG AnimationUI/UXp5.jsJestCypress

Backend

ServerlessArchitect ServerlessAWS SAMTerraformLambdaS3CloudFrontHeadless CMS (Storyblok)PrismaPostgreSQLMySQLNodePHPLaravelRESTful

Extra

ShopifySwiftPythonFigmaSketchJIRA

Experiences

Senior Software Engineer@ EF Education First
2018/03Present

Revamped and optimized the main EF Go Blog (50+ languages and 2+ millions in organic traffic).

Migrated WP multisites to Next.js (React) + Storyblok, improving site performance and user experience

Developed a localization tool around Storyblok API, enabling efficient management of translations by Editors.

Collaborated on building a React UI library using Tailwind CSS to maintain EF Language brand consistency throughout all projects.

Contributed on our main API to deliver fast and reliable data (destinations, languages, translated contents, etc...) to our frontend applications.

Managed both maintenance and development of various Next.js projects based of Figmas designs and stakeholder requirements.

2018/01Present

Developed a cryptocurrency portfolio tracker compatible with macOS, Windows, and Linux, currently expanding to iOS/Android using React Native.

Managed all aspects of the app, including development, design, sales/licensing, and support.

2022/042024/02

Launched and oversaw operations for a Shopify e-commerce platform tailored to developers, offering a large range of merchandise.

Fun side project to get better at design and marketing.

Full-Stack Developer@ Game Publishing / Exoty
2010/082017/12

Managed a network of 400+ gambling websites, implementing over 100 sites from scratch based on stakeholder requirements.

Web Developer@ Maria Barcelona
2010/012010/07

Implemented new features on various client websites, including Liceu Theatre, Knorr, and Moventis.

Contributed to both front-end and back-end development tasks.

Web Developer@ Cmedia
2008/032009/12

Managed a network of 1200+ gambling websites using WordPress, Drupal, and dynamic/static stack.

Developed a centralized backend for serving dynamic contents, widgets and ads across all networks.

Educations

English degree@ Université de Saint-Denis
2006/122008/12
BTS - Application Development and Systems Integration@ Lycée de Bellepierre
2004/122006/12
Baccalauréat in Tertiary Sciences and Technologies@ Lycée Antoine Roussin
2004/122002/12

Languages

🇫🇷
French[Native]
🇺🇸
English[Fluent]
🇪🇸
Spanish[Fluent]
🇷🇪
French Créole[Native]

Interests

Music, running, walking, anime, my dog, video game, longboard, side projects (design and development)