Nikki Chooi was born in Victoria, British Columbia, Canada to parents of Chinese descent. He began the violin at the age of four in the Suzuki method at the Victoria Conservatory of Music and at age nine, he became a protege of noted Canadian violinist, Sydney Humphreys.
In 2000, Chooi made his orchestral debut with the Victoria Symphony Orchestra and was subsequently invited to perform at the 2001 Victoria Symphony "Splash" held at the Victoria Inner Harbour for an audience of over 50,000 people. That same year, aged twelve, he performed Haydn's Violin Concerto in C Major with the Sinfonia Toronto Orchestra at the Glenn Gould Studio, this was recorded and broadcast nationally by CBC Radio.
In 2003, he began studies with Bill van der Sloot at the Mount Royal Conservatory in Calgary, Canada. His summer studies included attending the Morningside Music Bridge and the Young Artist Programme at the National Arts Centre. Throughout high school, Chooi won First Prize at the 2004 Canadian National Music Festival, and a few months later he won the 2004 Montreal Standard Life Competition where he debuted with the Montreal Symphony Orchestra under the baton of Jacque Lacombe. In 2007, he was the awarded a "Special Prize" at International Tchaikovsky Competition held in Moscow, Russia.
Chooi attended the Curtis Institute of Music and the Juilliard School of Music. His mentors have included Ida Kavafian, Joseph Silverstein, and Donald Weilerstein. He has also worked closely with Pamela Frank, Steven Tenenbom, Shmuel Ashkenasi, Peter Wiley, and Pinchas Zukerman.
Over the years, Chooi has performed with orchestras in Canada and internationally such as the St Petersburg State Symphony, Malaysian Philharmonic Orchestra, National Arts Centre Orchestra, Calgary Philharmonic, Auckland Philharmonia, Montreal Symphony Orchestra, Orchestre Royal de Chambre de Wallonie, and the National Orchestra of Belgium. As a recitalist, he has performed at the Vancouver Recital Series, Musica Viva Australia, Carnegie's Weill Recital Hall, Astral Artist Concert Series in Philadelphia, and the Harris Theatre of Chicago. His chamber music interests have taken him to perform at the Ravinia Music Festival, Chamber Music Northwest, the Dresden Music Festival, the Moritzburg Festival in Germany, the Marlboro Music Festival and he has toured with Musicians from Marlboro.
Nikki performs regularly with his violinist brother, Timothy Chooi. Together, they have performed with the Edmonton Symphony, New Foundland Symphony, Malaysian Philharmonic and in recital at the Orford Centre for the Arts, Ottawa Chamber Music Festival, and the Mooredale Series in Toronto.
During the 2015-2016 season, Nikki was a member of the genre-breaking ensemble, Time for Three, performing internationally with highlights in Barbados, Grand Teton, La Jolla SummerFest, and with the Hong Kong Philharmonic.
Nikki Chooi has received several prestigious awards over the years.2014: Debut recording of works by Gershwin, Prokofiev, and Ravel (Atoll Label)