Jan-Willem Bobbink is a freelance international SEO consultant, web developer, and SEO lecturer at SEO Pro Academy. In 1997 his first website went live, battling rankings in Altavista. He first got hooked on online marketing in 2004, when he built his first international webshop at the age of 16.

Over the years he developed deep expertise in performance marketing through building multiple affiliate marketing concepts, and in 2011 he decided to take the next step by bringing his SEO knowledge to larger players in the market.

Today he is responsible for international visibility campaigns across a broad range of clients. With almost 30 years of experience in web development and consulting — for websites of all sizes — he brings a pragmatic, data-driven approach to SEO. notprovided His work spans enterprise-scale challenges such as managing sites with millions of pages, multilingual and multi-country strategies, complex high-risk website environments, and bridging the gap between development and marketing teams. He has ranked websites in all 244 countries recognized by Google, including Christmas Island.

He also runs NotProvided.eu, where he publishes on topics including technical SEO, JavaScript frameworks and rendering, Core Web Vitals, Shopify platform limitations, LLM-related SEO tooling, and Google algorithm recovery strategies. His web development work is done through his company 11 Internet.