Oren Cohen

E-commerce redesign for a dental equipment wholesaler using PrestaShop, replacing an old catalog.

Key achievements:

• Catalog migration and structuring: 3,156 active products with images and descriptions (>99% completeness), 168 official brands, 8 dental universes, and ~116 subcategories

• Development of mega-menus, reference/brand search, promotion pages, and brand pages

• Enriched product pages, promo badges, stock management, and availability indicators

• PrestaShop theme customization, UI/UX redesign towards a modern direction

• DNS migration preparation and client support until go-live

Stack: PrestaShop, PHP, Smarty, MySQL, JavaScript, CSS, OVH.

Engaged with an AI startup to rapidly design and deliver useful products, from idea to production.

• Development of AI agents focused on business automation, operational assistants, and LLM workflows

• Design of React.js / Next.js interfaces, Node.js / Nest.js APIs, orchestration, webhooks, and third-party integrations

• Playwright E2E tests, CI/CD, and rapid deployments for startup products

Multi-page showcase website for a professional cleaning SME, with a contact form back-end, database, and server-side email sending.

Key achievements:

• Multi-page static front-end (HTML / CSS / JS) with reusable components, deployed on Vercel

• Node.js / Express back-end exposed on Railway, contact form connected to a PostgreSQL database

• Transactional emails sent via SMTP, server validation, and anti-spam measures

• DNS configuration, Vercel -> Railway rewrite for the API, and deployment on a custom domain

• On-page SEO optimization and Lighthouse performance

Stack: Node.js, Express, PostgreSQL, HTML/CSS/JS, Vercel, Railway, SMTP.