Johannes Jähnke

Johannes Jähnke is an experienced Online Marketing Powerhouse and Startup Strategist currently at McGrinsey.com since January 2013, holding the unique title of Grand Wizard of Growth Hacking from the Order of Online Marketing Nerds. Johannes provides online marketing expertise across multiple organizations, including Plantix, where consulting and SEO support contribute to a plant disease recognition app for farmers, and Anton.App, focusing on decentralized mentoring for children. Additionally, Johannes has played significant roles in marketing for companies such as Cleverly.de, Warehousing1, and Bosshammersch Hof, an organic grocery delivery service, ensuring impactful digital strategies across a variety of sectors. Academic credentials include a degree in Cognitive Science from Universität Osnabrück.