Senior Web Designer / Developer /WordPress/PHP/

We’re helping a Swiss-based digital agency find a Senior Web Designer & Developer (WordPress/PHP) to join their long-term, international team. You’ll take full ownership of web development and design — both back-end and front-end — working on complex, high-quality WordPress builds, custom PHP systems, and e-commerce platforms. You’ll collaborate with developers and designers across Switzerland, Latvia, and Spain, ensuring flawless technical execution and visually refined design. This is a senior-level, hands-on position for someone with strong technical expertise, proactive communication, and a long-term mindset. Full-Time (Long-Term) Schedule: Swiss working hours (GMT+2) Location: Fully Remote Engagement: Independent Contractor Start Date: ASAP Rate: $2400–$3200/month (depending on level of experience) Key Responsibilities • Build and maintain custom WordPress and PHP applications, ensuring high performance and scalability. • Modify and optimize existing PHP codebases, implementing efficient logic and caching. • Take the full lead on both front-end and back-end development and design. • Design and refine front-end layouts and visual components using Figma. • Collaborate on responsive web design and UI improvements via Figma prototypes. • Work with custom theme builders (UTheme, WooTheme) and advanced theme customization. • Implement front-end integrations using JavaScript, jQuery, HTML, and CSS. • Architect and optimize databases for speed and reliability (not relying solely on ACF). • Manage caching layers, cookie rules, and overall performance optimization. • Use Git for version control, clean commits, and branch management. • Collaborate with designers, PMs, and developers across multiple international projects. • Maintain clear, proactive communication and take ownership of deliverables. Requirements • 5+ years of professional experience as a Full Stack WordPress / PHP Developer. • Expert-level PHP & WordPress: deep knowledge of hooks, filters, post types, taxonomies, and theme architecture. • Experience with custom theme builders (UTheme Builder, WooTheme). • Intermediate–Advanced JavaScript/jQuery for dynamic interfaces. • Strong HTML/CSS skills for clean, responsive UI builds. • Understanding of database architecture, data structuring, and caching logic. • Comfortable using Git and working within version-controlled environments. • Excellent English communication (written & spoken). • Proven experience working in agency-style environments handling multiple projects. • High attention to detail — flawless work is non-negotiable; you double-check your own output. Nice-to-Haves • Experience with ACF (Advanced Custom Fields) and REST API integrations. • Exposure to membership sites, funnel systems, or payment integrations. • Familiarity with caching frameworks and cookie rule management. What We’re Looking For A seasoned, proactive developer who thrives on ownership, precision, and accountability. Someone who respects Swiss standards of quality — structured, disciplined, and dependable. A long-term collaborator who communicates clearly, solves problems independently, and continuously improves. You’re not rigid — you bring expertise but stay flexible, open-minded, and receptive to feedback. Portfolio: Showcasing high-quality web apps, e-commerce platforms, membership sites, payment APIs, and dynamic content systems. Recruitment Process • Initial Interview • Client Interview • Technical Assessment / Portfolio Review • Offer & Onboarding Original job Senior Web Designer / Developer /WordPress/PHP/ posted on GrabJobs ©. To flag any issues with this job please use the Report Job button on GrabJobs. Apply tot his job