2009 – Academic Law University (Russian Academy of Science) // Law (Honours degree) 2010 – Lomonosov Moscow State University // Marketing 2013 – Moscow Socio-Pedagogical Institute // Pedagogics and psychology Afanasyev began his racing career 1998 in baggy-kart where immediately started to achieve high results.

He also took part in eight Formula Renault Monza races for BVM Minardi Junior Team, finishing the year in 13th place.

[2] He was the only who scored three wins, but due to problems with British visa he missed Donington round and finished the season just on third place.

In 2012 Afanasyev and his main sponsor Lukoil decide to leave open-wheels and join FIA GT1 World Championship with Valmon Racing Team Russia in Aston Martin.

In 2013 together with HTP Gravity Charouz team on Mercedes SLS AMG GT3 joined by Andreas Simonsen won the Championship.

Together with Lukoil Sergey moved to the front wheel driving cars and in 2015–2016 took part in the new championship – TCR International Series achieving podiums and the pole-position.

Sergey drove two years with ArtLine racing team in the European and Middle East championships in ProAm category achieving the best result as the runner-up.

Lamborghini Super Trofeo championship was selected by Jonnesway tools as the General sponsor of Afanasiev, due to the good price-to-performance ratio.