Stefanos Kardasis

WordPress, WooCommerce, PHP, HTML, CSS, JavaScript, MySQL, cPanel, Plesk, WPBakery / Elementor, Crocoblock's Jet Plugins, ACF, performance & security plugins

• Engineered and architected high-performance custom WordPress and WooCommerce solutions tailored to client specifications.
• Troubleshot and resolved complex plugin and theme conflicts, ensuring 99.9% site stability and optimal performance.
• Optimized Core Web Vitals and security protocols, significantly improving page load speeds and site integrity.
• Orchestrated seamless enterprise-level website migrations with zero data loss or downtime.
• Automated repetitive administrative tasks and provided high-level technical support, reducing ticket resolution time.
• Implemented mobile-first, responsive designs while ensuring cross-browser compatibility and WCAG accessibility standards.

• Orchestrated the end-to-end development and scaling of a digital product brand, leveraging data analytics to optimize pricing strategies and conversion rates.
• Automated complex business workflows and inventory management systems, significantly reducing operational overhead and improving efficiency.
• Analyzed market trends and customer behavior to drive product development, resulting in a consistent increase in store visibility and engagement.
• Managed high-volume international customer relations and technical troubleshooting, ensuring a high level of satisfaction and brand loyalty.

• Executed comprehensive vulnerability assessments and penetration testing on diverse web applications to identify and mitigate security risks.
• Developed custom security testing scripts in Bash/Python to automate the identification of common WordPress vulnerabilities.
• Analyzed emerging cyber threats and adapted testing methodologies to ensure robust defense mechanisms for web platforms.

• Managed and maintained mission-critical hardware and software infrastructure to ensure 100% operational readiness within a high-pressure environment.
• Performed advanced diagnostics and repairs on high-performance workstations, servers, and network peripherals.
• Engineered system performance enhancements through regular software updates, security patches, and hardware optimizations.
• Provisioned and secured network accounts and client access, maintaining strict adherence to cybersecurity protocols and data integrity standards.

• Developed aesthetically pleasing and functional web interfaces using HTML5, CSS3, and JavaScript best practices.
• Enhanced user engagement by implementing interactive elements and dynamic features using jQuery and modern web technologies.
• Streamlined front-end workflows and page layouts, ensuring a consistent user experience across multiple devices.