Complex sentence: In February 2010 Cooper was appointed Chief Technical Officer of the Wikimedia Foundation, leading their technical team and developing and executing the Foundation's technical strategy, alongwith which she would also be working on outreach with Wikimedia volunteers to expand on development and localizing of software.
Split into simpler sentences: In February 2010 Cooper was appointed Chief Technical Officer of the Wikimedia Foundation, leading their technical team and developing and executing the Foundation's technical strategy. She will also be working on outreach with Wikimedia volunteers to expand on development and localizing of software.