On 1 July 2011, he moved to Algeria and signed a one-year contract with AS Khroub of Algerian Ligue Professionnelle 1. He scored 13 goals in 20 league appearances for the Algerian side. On 6 August 2012, he again signed a one-year contract with an Algerian club, ES Sétif of the Algerian Ligue Professionnelle 1. He scored 2 goals in 11 appearances for the Sétif-based club. On 17 June 2013, he signed a six-months contract with an Algerian Ligue Professionnelle 1 club, RC Arbaâ.
After spending a three-years spell in Algeria, he moved to Egypt and signed a contract with Ismaily SC of the Egyptian Premier League. He scored 4 goal in 5 appearances for the Ismaïlia-based club.
On 23 July 2014, he arrived in Oman and on 6 August 2014 he signed a two-years contract with Salalah-based club Al-Nasr S.C.S.C. He made his Oman Professional League debut and scored his first goal on 20 September 2014 in a 3–2 loss in the derby match against fierce rivals, Dhofar S.C.S.C. He scored 19 goals in 25 appearances in the 2014–15 Oman Professional League which also included a hat-trick on 8 January 2015 in a 4–2 win over eventual runners-up of the 2014–15 Professional League season, Fanja SC, thus emerging as the top scorer of the 2014–15 Oman Professional League season. He also made an appearance and scored a goal in the 2014–15 Oman Professional League Cup. He scored 5 goals in 6 appearances in the 2014–15 Sultan Qaboos Cup, thus emerging as the top scorer and he also helped his team reach the semi-finals of the competition where his side lost 2–1 on aggregate to the eventual winners of the 2014–15 Sultan Qaboos Cup and also the 2014–15 Oman Professional League, Al-Oruba SC.
In January 2016, news speculated that the Ivorian striker could make a move back to Oman with clubs like Al-Suwaiq Club, Al-Nahda Club and his former side, Al-Nasr being the potential destinations. As a result, on 28 January 2016, he moved back to Oman and on the very same day signed a short-term contract with his former side, Al-Nasr until the end of the 2015–16 Oman Professional League season. He made his first appearance in the 2015–16 Oman Professional League on 31 January 2016 in a 1–0 loss against Al-Oruba SC and scored his first goal on 4 February 2016 in a 1–0 win over relegation threatened Al-Khaboura SC. He scored 1 goal in 2 appearances in the 2015–16 Oman Professional League Cup, helping his side win the title for the first time in the history of the club. He made his first appearance in the 2015–16 Sultan Qaboos Cup on 15 February 2016 in a 0–1 loss against Fanja SC and scored a brace in a 2–1 win against the same side in the 2nd leg of the Quarter-finals, helping his side qualify for the semi-finals where Al-Nasr lost 1–0 on aggregate to Saham Club. On 20 July 2016, he signed a one-year contract with another Oman Professional League club, Al-Shabab Club.
In December 2017, he moved to India and signed a short-term contract with Goan giants, Churchill Brothers S.C. He made his I-League debut and scored his first goal in the competition on 8 January in a 1–1 draw against Indian club East Bengal F.C. and helped his side secure their first point of the season.
Personal life
Mechac has three brothers and has one younger sister. He has already lost a sister who was older than him back in 2012. His elder brother, Yao Simon Koffi plays for Hilal Al-Fasher in Sudan Premier League.