[15] His German Cup goal came in the second round[11] against Erzgebirge Aue in a 2–1 win on 26 October 2011.

[24] On 26 August 2016, Esswein signed for Hertha BSC on a four-year deal.

[25] On 24 September, he scored his first goal for Hertha in a 3–3 draw against Eintracht Frankfurt.

[26] In January 2019 VfB Stuttgart signed Esswein on loan with a contract option for a permanent deal.

[27] On 9 October 2020, Esswein joined SV Sandhausen on a free transfer.

[28] On 15 August 2023, Esswein signed a two-year contract with MSV Duisburg.

He was part of the German U-17 team that finished in third place in the 2007 U-17 World Cup in South Korea.