Joost is co-founder and CTO of Deep Sky, and former CTO of Hopper, the most downloaded travel app in North America and 50+ countries globally. An experienced technical leader who has partnered with Fred Lalonde for over 15 years, Joost is building the team, tech and infrastructure needed to scale.

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  CTO: Chief Technology Officer in Deep Sky

  Breakthrough Energy Catalyst partners with Deep Sky

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  Co-Founder in Deep Sky

  Breakthrough Energy Catalyst partners with Deep Sky