Stelios Strongylis - Product School Instructor

Stelios Strongylis

Product Manager, Skroutz

Stelio Strongylis is a Product Manager with holistic knowledge of the digital growth and evolvement of cross-platform products. His eureka moment came in 1996 when he surfed the web for first the time. He is a former employee in the biggest startups in Greece, 2 of which got acquired by the...

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Assumption is the mother of all mess ups

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Your Product Management Certificate Path

Upon completion of Product School training, you will receive your certificate.
Choose how far you want to take your skills.
Product Management Certificate™
Product Management
Certificate™


40 hours
Full Stack Product Management Certificate™
Full Stack Product
Management Certificate™


40 hours
Product Leadership Certificate™
Product Leadership
Certificate™


20 hours