Stelios Strongylis - Product School Instructor
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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

tech giants.Stelios' digital scene involvement in the last decade includes being a Product Designer, Consultant, and Product Manager. He is driven by his passion for building digital products that provide customers with a great experience.

Choose your career goal

Perfect for Aspiring Product Managers from any professional background:

Learn how to build digital products from end to end, lead cross-functional teams, bulletproof your resume and practice mock interviews.

Product Manager Certificate™
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Product Manager Certificate™
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Product Manager Certificate™
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Product Manager Certificate™
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Product Manager Certificate™
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Product Manager Certificate™
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Product Manager Certificate™
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Product Manager Certificate™
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Perfect for PMC graduates or existing Product Managers with 3+ years of experience:

Operate as a senior-level Product Manager by digging deeper into every aspect of the product development cycle, and designing your product strategy.

Product Leader Certificate™
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Product Leader Certificate™
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Product Leader Certificate™
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Product Leader Certificate™
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Perfect for PLC graduates or existing Product Managers with 5+ years of experience

Our most advanced certificate is restricted to proven product leaders who want to learn to scale products and manage dynamic teams

Product Executive Certificate™
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Product Executive Certificate™
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Product Executive Certificate™
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