In 2014, Teo made his first acting debut in a half-hour long-running drama series produced by Mediacorp Channel 8, 118, which made got him nominated for Best Newcomer award in Star Awards 2015. He has a fanclub called Nickteology.[1]
In 2017, he landed a leading role in toggle original series, Dear DJ and made cameo appearance in The Lead & Dream Coder. He made a cameo appearance in a movie directed by Jack Neo, Ah Boys to Men 4.
In 2018, he filmed a toggle original series, Die Die Also Must Serve. Teo have juggled with two toggle original series Divided & Love At Cavenagh Bridge and also two drama Blessing 2 & 29th February.
In 2019, he acted in a Directorial Debut Project called If Only. He acted in 3 dramas called Hello From The Other Side which debuted in March 2019, While You Were Away which debuted in June 2019 and C.L.I.F. 5 which debuted in September 2019. He also made a cameo appearance in My One In A Million.
Personal life
Teo is a Christian.[2] In 2022, Teo changed his Chinese name from 张鈞淯 (Zhāng Jūnyù) to 张奕恺 (Zhāng Yìkǎi) as he felt that it was hard for most to pronounce.[3]
Teo met Hong Ling (actress), fellow Mediacorp actor, on the set of long-form drama series 118 and started dating. They founded the bird's nest brand House of the Swiftlet in January 2019.[4] After seven years of dating, the couple announced their engagement in August 2022[5] and married on 14 December 2023.[6]