Dariusz Ciesielski is a Senior PHP Developer and entrepreneurial technologist with about a decade of experience building and maintaining scalable web and mobile applications across startups and product teams. He combines deep PHP/Laravel and Symfony expertise with front-end frameworks (Vue.js, Angular/React) and databases from MySQL to MongoDB, plus practical DevOps skills in Docker, Nginx and Redis. As a former CTO and co-founder, he pairs hands-on engineering—implementing blockchain payment platforms, WebRTC, and machine-learning driven 3D print defect detection—with product and business strategy through his Startup Makers initiative. His portfolio includes browser-based mobile apps, a PHP+SDL2 game (PhpShooter), and production Ethereum integrations, showing an appetite for unconventional tech stacks and performance-sensitive systems. Based in Wrocław, he also publishes and mentors the tech community via Life of CTO blog and YouTube, bringing a pragmatic, multidisciplinary approach to delivering robust, secure software.
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Dariusz Ciesielski - Senior PHP Developer at Xplor Technologies