Explore strategies for mentoring and retaining women engineers and Product/Program/Project Managers (PxMs) in the tech industry through this insightful conference talk. Discover how Thrive-WiSE, a charitable non-profit, addresses retention issues using open source tools and methodologies. Learn about their Micro Conferences series, which combines technical and cultural aspects to support women in tech careers. Gain valuable insights into effective mentoring techniques, data-driven approaches, and both successful and unsuccessful strategies implemented over five years. Understand the unique challenges faced by women in tech and receive practical recommendations for recruiting and retaining female talent in open source projects. Suitable for all audiences, this talk provides a comprehensive understanding of the obstacles women engineers and PxMs encounter and offers actionable solutions to promote their success in the industry.