Irina Shamaeva is Partner and the Chief Sourcer at Brain Gain Recruiting. She is an expert and an authority in Boolean, semantic, and deep web search; LinkedIn and all other social networks; and advanced sourcing productivity tools. Before Brain Gain Recruiting, Irina held engineering and management leadership positions at biotech and high technology companies in the San Francisco Bay Area. Irina holds a Master of Science Degree in Mathematics from Moscow University.|Irina Shamaeva is Partner and the Chief Sourcer at Brain Gain Recruiting. She is an expert and an authority in Boolean, semantic, and deep web search; LinkedIn and all other social networks; and advanced sourcing productivity tools. Before Brain Gain Recruiting, Irina held engineering and management leadership positions at biotech and high technology companies in the San Francisco Bay Area. Irina holds a Master of Science Degree in Mathematics from Moscow University.