Uladzislau Zazulka is a graduate of the Grigory Shirma Brest State Music College (class of N.L. Zolotnitsky) and the Belarusian State Academy of Music (class of Associate Professor M.A. Zhilyuk, 2022)

He joined the opera company of the Bolshoi Theatre of Belarus in 2022.

• Basilio, the Officer / Il barbiere di Siviglia
• The Baron / La traviata
• Narumov / The Queen of Spades
• Gremin, the Company Commander, Zaretsky / Eugene Onegin
• Partisan Paykin / Pathétique Memory Book to the music by Belarusian composers
• Saltan / The Tale of Tsar Saltan
• Sparafucile / Rigoletto
• The King of Egypt / Aida
• Abimélech / Samson et Dalila
• King René / Iolanta
• The Wise Man / Turandot
• Gzak, the Squad of the Prince of Galich / Prince Igor
• The Commissioner / La traviata
• The Second Armoured Man / Die Zauberflöte
• The Sergeant, Alcindoro / La bohème
• The Robber Chief, the Reindeer, the Troll / The Story of Kai and Gerda (The Snow Queen) by Sergei Banevich
• The Servant, the Murderer / Macbeth
• The Second Nobleman / King Stakh’s Wild Hunt by Vladimir Soltan
• The Cat, the Innkeeper / Pinocchio by Gloria Bruni
• Antonio / The Marriage of Figaro
• The Master of Thunder, Ivan / Die Fledermaus
• The Stoker / The Tsar's Bride

In October 2022, he performed the role of the Second Nobleman in King Stakh’s Wild Hunt, a guest performance of the Bolshoi Theatre of Belarus on the Historic Stage of the Bolshoi Theatre of Russia. 

In October 2024, appeared in the same role in the company’s guest performance of King Stakh’s Wild Hunt at the Mariinsky Theatre given as part of the Days of the City of Minsk in St Petersburg.

In April 2025, he performed in Pathetic Diary of Memory as part of the Bolshoi Theatre of Belarus tour to the Bolshoi Theatre of Russia. The performance, which coincided with the Day of Unity of the Peoples of Belarus and Russia, was organised by the Ministry of Culture of the Russian Federation, the Ministry of Culture of the Republic of Belarus and the Standing Committee of the Union State with the participation of ROSCONCERT.