<h1>Job Title: Full-Stack PHP Developer Position Overview We are seeking an experienced Full-Stack PHP Developer with proven expertise in open-source CRM platforms (Vtiger) and marketing automation systems (Mautic) to join our product development team. The ideal candidate will be responsible for integrating, customizing, and optimizing both platforms into a seamless, white-labeled solution for our clients. This role requires strong backend development skills (PHP/MySQL), frontend theming (HTML/CSS/JavaScript), API integration expertise, and experience with white-label branding for SaaS delivery.</h1> <h1>Key Responsibilities</h1> <h2>1. Platform Integration & Customization</h2> • Architect and implement a bidirectional integration between Mautic and Vtiger for contact/lead synchronization, campaign data exchange, and activity logging. • Customize modules in Vtiger to incorporate Mautic’s marketing intelligence. • Extend Mautic workflows to trigger CRM updates and vice versa. <h2>2. White-Label & Multi-Tenant Readiness</h2> • Rebrand both platforms with custom UI themes, domain mapping, and branding removal. • Implement multi-tenant or multi-instance setup for secure client hosting. <h2>3. API & Middleware Development</h2> • Develop middleware services (REST, webhooks, message queues) to handle data transformation and synchronization. • Ensure API calls are secure, efficient, and fault-tolerant. <h2>4. Performance, Security & Compliance</h2> • Optimize database queries and workflows for high-volume campaigns. • Implement RBAC and data partitioning for client isolation. • Ensure compliance with GDPR, NDPR, and other regulations. <h2>5. Deployment & DevOps</h2> • Automate deployments using Docker/Kubernetes or VM-based environments. • Implement CI/CD pipelines for updates and releases. • Manage staging/production environments in cloud platforms. <h2>6. Documentation & Handover</h2> • Maintain detailed technical documentation for custom code, APIs, and configurations. • Provide knowledge transfer and support to internal teams. <h1>Required Skills & Experience</h1> <h2>Technical Skills</h2> • PHP 7.4+ / PHP 8+ with strong object-oriented programming. • Vtiger CRM (Community Edition) customization and module development. • Mautic plugin/module development and configuration. • MySQL/MariaDB schema design and optimization. • REST API integration, webhooks, and data mapping. • Frontend: HTML5, CSS3, Bootstrap, JavaScript (jQuery); familiarity with Vue.js or React is a plus. • Source control using Git/GitHub/GitLab. • Linux server administration (Ubuntu/CentOS). • Docker containerization and/or Kubernetes orchestration. <h2>Preferred Experience</h2> • Multi-tenant SaaS architecture. • Email deliverability optimization (SPF/DKIM/DMARC, IP warming). • SMS gateway integration (e.g., Twilio, Termii, Infobip). • Familiarity with CRM marketing workflows, lead scoring, and sales pipelines. • Data privacy and compliance best practices. <h2>Soft Skills</h2> • Strong problem-solving and debugging skills. • Clear and concise technical communication. • Ability to work independently and meet deadlines. • Collaborative mindset for working with cross-functional teams. <h2>Education & Background</h2> • Bachelor’s degree in Computer Science, Software Engineering, or equivalent experience. • 4+ years in CRM/marketing automation customization and integration. • Proven portfolio of similar CRM + MA integration projects.

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