
Davr
Senior Web Developer, Marketplaces and E Commerce
Skills

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Work experience
Senior Web & Backend Developer | E-Commerce & Marketplaces
Freelance • Freelance
Feb 2015 - Present • 11 yrs 6 mos
Full-cycle development, backend engineering, and technical automation for e-commerce platforms, complex marketplaces, and corporate web services. What I deliver: • Turnkey E-Commerce & Multi-Vendor Marketplaces: End-to-end architecture, role-based dashboards (admin, vendor, buyer), catalog filtering, and order management. • Custom Backend & API Integrations: Complex business logic, custom payment gateway integration, automated shipping/tracking workflows, and third-party REST APIs. • Automation & Telegram Bots: Custom bots for order notifications, CRM synchronization, data parsers, and automated bulk import/export scripts. • Server Setup & Optimization: Nginx, PHP-FPM, MySQL, and Redis tuning for fast load speeds, database optimization, and high uptime. • Maintenance & Problem Solving: Auditing legacy code, resolving bugs, database repairs, and zero-downtime website migrations. I combine deep technical expertise with a business-first mindset to build reliable, high-converting platforms that run smoothly and scale effortlessly.