Coached by Maryna Amirkhanova,[3] Pavlov debuted on the ISU Junior Grand Prix (JGP) series.

Ukraine selected him to compete at the 2013 World Junior Championships in Milan, Italy; he would qualify to the free skate and finish 20th overall.

After taking the junior silver medal at the 2013 Cup of Nice, he became the Ukrainian national senior bronze medalist.

At the Ukrainian Championships, he ranked first in the short program and second in the free skate, finishing second to Yaroslav Paniot by less than half a point.

[5] In January 2015, Pavlov won gold at the European Youth Olympic Winter Festival in Dornbirn, Austria.

[6] Starting his season on the JGP series, Pavlov finished 8th in Bratislava, Slovakia, before winning a bronze medal in Linz, Austria.

He then appeared on the senior level, placing 7th at the International Cup of Nice and 5th at his first ISU Challenger Series (CS) event, the 2015 Tallinn Trophy.

At the 2017 World Championships in Helsinki, Finland, he placed 25th in the short program, scoring 0.06 less than the final skater who qualified to the free skate.

"[8] As a result, they were no longer allowed to represent Ukraine at international events, receive funding from the federation, or train at national team rinks.