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David Sigley
Head of Engineering at Castor
David Sigley is a software engineer and technology leader with experience in scaling engineering departments and nurturing teams.12 He served as the Head of Engineering at Castor, a tech platform that facilitates clinical trials, from 2020 to 2022.45 During his time at Castor, Sigley focused on scaling the engineering department and worked with a team he described as "some of the nicest humans".2
Prior to his role at Castor, Sigley held the position of Chief Technology Officer from 2017 to 2020.7 After leaving Castor, he co-founded Greencast.io (also known as Coolset), where he currently serves as the Co-founder and CTO.56 Coolset is described as an all-in-one decarbonization platform for forward-thinking companies.6
Sigley is based in Amsterdam, Netherlands, and is known for being results-oriented with a specialization in growing and nurturing engineering teams. He is also a dog lover and actively shares content about engineering leadership on professional networking platforms.36
