Christian Couder is a software engineer with 19 years of professional experience in software development, release, build and version control. He is a Git developer since June 2006. He has been working especially on "git bisect" and "git replace". Since March 2015 he is an editor of the Git Rev News newsletter. He is employed by SoftAtHome in Paris, France to develop set-top box and home gateway related software. He has given presentations about Git at many conferences since 2009.