Former project manager at now defunct crypto investing firm Bitsonar, Yaroslav Shtadchenko, has filed a complaint with the U.S Federal Bureau of Investigation (FBI) accusing his former employer at Bitsonar of fraud. The accused, Bitsonar’s founder, Alexander Tovstenko, who was also a former clerk at the Ukrainian government hired Shtadchenko in 2018 “to provide consulting services” on marketing strategy and website development, according to the document. The report further said that Shtadchenko realized that Bitsonar was a financial pyramid scheme and all its activities were aimed at attracting investments with no intention of returning it. He also became aware that…