Celestino Ruas
Location: Cascais, Portugal
Email:-Phone: -
LinkedIn: linkedin.com/in/sp4wnx
Nationality: Portuguese & Brazilian
Languages: Portuguese (native), Spanish (fluent), English (fluent)
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Professional Summary
Experienced software developer with over 30 years in backend and full-stack development. Initially started with Clipper and transitioned to
PHP and modern web technologies. Specialized in backend development, microservices architecture, and cloud platforms. Worked in
finance, betting, car search industry and large-scale applications for companies like RealNetworks (UK), Unibet (UK), DPG Media (NL), and
CORUM Investment (FR).
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Key Skills
Backend: PHP (Symfony, Laravel), Node.js, TypeScript
Frontend: React.js and NextJS
Mobile Development: React Native
DevOps & Cloud: Docker, Kubernetes, Microsoft Azure, AWS
Development Tools & Practices: Agile (Scrum), Git, PHPUnit, Jest, Vitest
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Work Experience
Backend Developer | CORUM Investments (France, Paris)
Jan 2023 - Present
Developing backend micro-services using PHP (Symfony) and TypeScript AzureFunctions.
Working with micro-services architecture
Utilizing Azure cloud services and Docker for local development
Full-Stack Developer | DPG Media Group / AMV (Netherlands)
Apr 2019 - Dec 2022
Backend development using PHP (Laravel)
Integrated AWS cloud services and Kubernetes
Provided frontend support when required (NextJS)
Full-Stack Web Developer | OneShoe.nl (Netherlands)
Sep 2018 - Apr 2019
Developed applications using PHP (Laravel) and Vue.js
Focused on unit testing and frontend performance
Full-Stack Web Developer | MyClubBetting (UK)
Apr 2017 - Sep 2018
Developed and maintained betting platforms
Managed infrastructure and supervised junior developers
Full-Stack Web Developer | Unibet (UK)
Oct 2015 - Mar 2017
Created and maintained landing pages and brand blogs
Used PHP and AngularJS for frontend and backend tasks
Full-Stack Web Developer | RealNetworks (UK)
Aug 2012 - Aug 2015
Maintained and optimized eight RealPlayer websites
Migrated CMS platforms and improved user tracking
PHP Web Developer | Web Financial Group (Spain)
Jun 2007 - Feb 2012
Developed stock portfolio analysis tools and institutional websites
Clients included Santander and Repsol
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Personal Projects
BuukMe.com
Founder and developer of a platform to enhance customer experience by minimizing wait times
Technologies used: Next.js, Socket.io, Tailwind CSS, Node.js, AdonisJS
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Education & Certifications
Network Administrator & Web Development
Estacio de Sa University (Brazil)
Recent Courses
React Native - Rocketseat
NextJS - Rocketseat
React.js - Rocketseat
Node.js - Rocketseat
Vue.js 2 - Udemy
Flutter & Dart - Udemy
Advanced JavaScript & ES6 - Udemy
PHP Advanced - SpiralTrain
