Saba Qom Rezaeian played his entire career for
Saba Qom before signing for
Rah Ahan in 2013. He made 98 appearances for the club scoring seven goals.
Rah Ahan Rezaeian signed a three–year with the
Tehran-based club
Rah Ahan in 2013. After several good performances in the
2014–15 season, Rezaeian was recognized as one of the best fullbacks in the league and was called up to the national team. On 3 April 2015, Rezaeian scored his team's first goal in a 2–2 draw against
Persepolis. Two weeks later, on 17 April, he scored a brace in a 2–2 draw against
Esteghlal Khuzestan.
Persepolis Rezaeian joined
Persepolis on 27 June 2015 with a two-year contract. He scored his first goal for Persepolis in a 2–0 victory against
Siah Jamegan. On 26 December 2015, Rezaeian scored a 30-yard free kick against
Padideh in stoppage time to earn them a 2–2 draw. After initially signing a contract with Turkish
Süper Lig club
Rizespor in the summer of 2016, Rezaeian cancelled his contract and re–joined
Persepolis.
Oostende After rejecting an offer from Tehran rivals
Esteghlal F.C., Rezaeian joined Belgian club
K.V. Oostende on 9 July 2017 with a two-year contract after a successful trial period at the club. Ramin made his debut on 27 July 2017 in a 3rd round
Europa League qualifier against French club
Olympique de Marseille. Oostende lost the match 4–2 and Rezaeian played the full 90 minutes.
Al Shahania On 6 November 2018, Rezaeian joined
Qatar Stars League side
Al Shahania. In his first match with the club, on 8 November, Ramin scored a free kick goal in his team's 5–1 loss to
Al Duhail. On 23 November, in his second match with his club, Ramin assisted his team's only goal in a 1–0 win against
Al-Kharitiyath.
Al-Duhail On 22 August 2020, Rezaeian signed a two-year contract with
Qatar Stars League champion,
Al-Duhail.
Al-Sailiya After the engagement of the new trainer from Al-Duhail, Rezaein was loaned to Al-Sailiya.
Persepolis On 12 February 2022, Rezaeian signed a contract with
Persian Gulf Pro League champions
Persepolis.
Sepahan On 15 July 2022, Rezaeian signed a contract with Persian Gulf Pro League side
Sepahan.
Esteghlal In December 2024 while with
Esteghlal, Rezaeian was summoned by
Football Federation Islamic Republic of Iran after hugging a female fan, months after goalkeeper
Hossein Hosseini was also summoned by the federation and faced a suspension and fine for embracing a female fan in April 2024. In his first game for Esteghlal against
Shams Azar in
Qazvin, he changed the outcome of the game in favor of Esteghlal with an assist to
Mohammad Hossein Eslami in the final minutes, and the game ended with a 2-1 victory for Esteghlal. Rezaian played in his second game for Esteghlal against
Malavan in Qazvin and managed to score two goals from the penalty spot for the Blues, and in addition to his first goal for Esteghlal, he was named the best player on the field. He also managed to register an assist in
Tehran Derby. Her first Asian goal with Esteghlal came against Qatar's
Al-Gharafa in the
AFC Champions League Elite, and on the day Esteghlal defeated their Qatari rival 3-0, he also scored one of these goals, making it her first Asian goal with the Iranian blue team. She also scored her first goal for Esteghlal in the
Hazfi Cup, where she scored in extra time for Esteghlal in the round of 16 of the Hazfi Cup against
Shams Azar. ==International career==