Full-Stack PHP Developer

<p><strong>OnTheGoSystems</strong> is a profitable $12M fully remote company behind WPML, one of the most popular WordPress plugins in the world, powering over 1,5 million production websites and serving over 250,000 customers globally.</p><p>We&rsquo;re looking for a&nbsp;<strong>Senior Full-Stack Developer</strong> with strong technical judgment, the ability to dive deep into complex problems and domains, and the ownership mindset to drive solutions from definition to production impact, using AI as a practical tool to support effective engineering work.</p><p>You&rsquo;ll design and build solutions used by customers worldwide, engage directly with real users, and continuously improve both functionality and user experience.</p><p><strong>What You&rsquo;ll Do</strong></p><ul><li>Own features end-to-end: from problem definition to production impact</li><li>Use AI to understand, generate, review, and refine code efficiently</li><li>Make architectural decisions and consider system-wide impact</li><li>Identify gaps in requirements and define the right behavior</li><li>Handle selected support cases that require a developer&rsquo;s perspective, working directly with clients.</li><li>Turn real user problems into product and UX/UI improvements</li><li>Continuously improve what you build based on real usage</li><li>Build a deep understanding of complex product and technical domains, identify root causes behind difficult problems, and work with the team to deliver clear, practical solutions.</li></ul><p><strong>Indicators You&rsquo;re a Good Fit</strong></p><ul><li>You take responsibility for outcomes, not just task completion</li><li>You work well with evolving requirements and take the initiative to define solutions</li><li>You balance system-level thinking with a strong sense of how product and technical decisions affect the user experience.</li><li>You can guide and validate AI-generated code effectively</li><li>You&rsquo;re comfortable engaging with users to resolve issues, digging into technical problems, and fixing root causes</li><li>You proactively identify problems and improve both product and UX</li></ul><p><strong>Technical Requirements</strong></p><ul><li>Strong experience with PHP and JavaScript</li><li>Solid experience with React (Redux is good to have)</li><li>Experience with databases and system design</li><li>Automated testing (PHPUnit or similar)</li><li>End-to-end testing experience</li><li>Git and version control</li><li>WordPress experience (good-to-have)</li></ul><p>The role is about&nbsp;<strong>owning problems</strong>,&nbsp;<strong>shaping solutions</strong>, and making the product better in&nbsp;<strong>real-world</strong> usage.</p><p>If you&rsquo;re looking for a role where you<strong>&nbsp;own real outcomes</strong>&nbsp;and operate at a&nbsp;<strong>higher level than traditional development</strong>, we&rsquo;d love to hear from you.</p><p><strong>Apply today to join OnTheGoSystems!</strong></p>