Amazon and Twitch make some major moves as other companies lose CEOs and welcome new ones. Here are some of the major job moves from the past week.

The Amazon-owned livestreaming platform, Twitch, has hired gaming industry vet Matt McCloskey as its VP of commerce. In this role, McCloskey will help content creators grow subscriptions in addition to creating new engagement opportunities for game developers.

When asked what drew him to the position at Twitch after a long career in game development, McCloskey told [a]listdaily, “the combination of Twitch and Amazon offered an opportunity to transform how entertainment is distributed and consumed. Since I love empowering game and video creators, it is deeply aligned with my passions.”

Amazon has reportedly hired Jamil Ghani, former SVP of strategy and innovation at Target, to run its Amazon Prime membership business in international markets. While at Target, one of Ghani’s chief tasks was to figure out how to find new growth opportunities in an Amazon-dominated sales environment.

Viacom Inc. announced the appointment of David Lynn as the president and CEO of Viacom International Media Networks. In this role, Lynn will manage and oversee all of Viacom’s media networks and related businesses outside the US. Additionally, Viacom CEO Bob Bakish recently set a three-year contract with an annual compensation package valued at $20 million.

Yahoo CEO Marissa Mayer announced that she will be exiting the board after the company sells its core business to Verizon and changes its name to Altaba. She is joining co-founder David Filo and four other directors who are stepping down from the company.

John MacFarlane, co-founder of the smart speaker company, Sonos, has resigned from his role as CEO but will remain on staff. Patrick Spence, who has been with the company for four years, will become the new CEO.

Theme park company, SeaWorld Entertainment, announced that Denise Godreau has joined as its new chief marketing officer. Godreau has over 20 years of experience in the hospitality and entertainment industries, driving global brand strategy, digital marketing and technology, and revenue generation.

Nordstrom has named Geevy Thomas to the newly created position of chief innovation officer. Thomas, who was recently the president of Nordstrom Rack, is charged with finding ways to better serve customers by integrating its retail stores with digital and mobile.

NBCUniversal Telemundo Enterprises recently named Monica Gil to the newly created role of executive vice president of corporate affairs. In this position, she will oversee the company’s corporate communications, government relations and community relations efforts. Additionally, she will manage high-priority initiatives across all Telemundo Enterprises business units.

Rosemary Mercedes has been promoted to executive vice president and chief communications officer of Univision Communications. Having already served as the company’s interim head of corporate communications, Mercedes will help define the overall communications strategy for the company, which includes the Univision Spanish-language broadcast network, Fusion cable network and a group of digital sites under the Gizmodo Media unit.

Karina Kogan has joined Turner Broadcasting’s TBS and TNT as SVP of digital media and products. In this position, Kogan will oversee TBS and TNT’s Atlanta-based digital team and the Los Angeles-based content-marketing team, in addition to collaborating with the networks’ innovation team and counterparts across Turner to build digital products across platforms.

Twenty-First Century Fox has brought on Liba Wenig Rubenstein as its SVP of social impact. Rubenstein formerly worked at Tumblr, where she oversaw pro-social commitments and programming initiatives.

Otter Media, the digital-video venture started by the Chernin Group and AT&T, has appointed Billy Parks the of executive VP of creative and content strategy. While in this role, Parks will oversee creative and production for AT&T Hello Lab, a collaboration between AT&T and Fullscreen Media’s Strategic Content Group that connects digital influencers to fans through original content, live experiences, merchandise, albums and more.

Supermarket chain, Tesco, has hired Alessandra Bellini as its as chief customer officer. She begins on March 1 and fills the marketing role left open by Robin Terrell after his resignation last year amid an accounting scandal.

The UK government recently announced that the former deputy governor of the Bank of England, David Clementi, will be the next chairman of the state-owned network, the BBC. Clementi will take up this role beginning April 1.

Brian Selander announced that he is stepping down as EVP at Whistle Sports (an ESPN for non-linear programming) after having served the company for four years. He will be moving to venture capital firm SeventySix Capital as entrepreneur in residence.

The Tribeca Film Institute, a non-profit arm of the company that runs the Tribeca Film Festival, has promoted Amy Hobby to the role of executive director while former staffer David Earls returns to serve as managing director. Hobby will lead the organization that oversees a variety of nonprofit initiatives, including Tribeca All Access artist development program and filmmaker labs in regions including Latin America, Europe and Asia.

UK-based game publisher, Team17, is putting the £16.5 million ($20.2 million) investment it received from a private equity firm last September to good use by making a series of new hires. Justin Berenbaum, formerly from 505 Games, joins as head of publishing and business development for Asia and the Americas. Matt Benson has been hired as the company’s new business development manager. The company has also hired several additional developers.

Have a new hire tip? Let us know at