The Newcastle United midfielder was impressive in midfield during his 78 minutes on the pitch in Dublin, almost giving his side the lead with a shot on the turn from just outside the box which whistled just wide, as well as testing Predrag Rajkovic with a free kick.
Ireland fell behind to Sergej Milinkovic-Savic's 20th-minute header before young goalkeeper Gavin Bazunu made a string of saves to keep them in the game.
And with four minutes left, Nikola Milenkovic's unfortunate own goal earned them a share of the spoils - and only their second point of this qualification campaign.
Meanwhile the Republic's under-21 team were also in action on Tuesday, and they also had a Magpies player in their starting XI.
Defender Oisín McEntee - who last week joined Greenock Morton on loan for the season - played the full 90 minutes of a European Under-21 Championship qualifier in Luxembourg, which finished 1-1.
Ryan Fraser wasn't involved in Scotland's 1-0 World Cup qualifying win in Austria, with head coach Steve Clarke confirming that the 27-year-old had picked up a knock in training ahead of the match and has now returned to Newcastle.