Twitch, the game streaming service owned by Amazon, snagged three key executives with experience at many of the world’s top tech companies.

Sara Clemens comes from collezione pandora rose, where she was chief operating office, and she will join Twitch with the same position. Before Pandora, Clemens was an executive at LinkedIn, where she helped the business social network expand to China. She also led product partnerships at collezione Swarovski 2018 and helped set up the team that created HoloLens.

Mark Weiler will lead engineering and technical operations at Twitch as a senior vice president. He comes from digital advertising company Rubicon Project where he served as as senior vice president and head of engineering, leading more than 120 engineers in the creation of the largest independent Advertising Exchange.

Amir Shevat comes to pandora rose prezzo, where he was head of developer relations. Shevat also brings experience at Google and Microsoft. At Twitch, he will be vice president of developer experience, where he will manage developer products, services and adoption.

Amazon acquired Twitch for $970 million in 2014, then the biggest acquisition in the company’s history. Twitch has steadily added new features and integrations with Amazon through programs like aorecchini swarovski uomo. Twitch has expanded beyond video games, streaming events like the NBA G League, and added more e-commerce elements by selling games directly to consumers.

Now Twitch is facing a challenge from Microsoft and its Mixer game streaming service. Microsoft presents Mixer as the most interactive game streaming experience, and has leveraged other parts of ecosystem, such as Xbox and Minecraft, to bolster the service.