2015-16: Clocked NU's third-fastest time in the 50 free at the Big Ten Conference Championships with a time of 20.75 ... Member of Northwestern's 200 free relay team that posted a top time of 1:22.17 at the TYR Invitational ... Also helped NU's relay team of Olshtein, Petersen and Kohner to NU's fourth-fastest 200 free relay (1:22.66) time in the tri-dual meet against Minnesota/Purdue.
2014-15: Sophomore sprint freestyler and butterflyer who already had established career-bests in the 50 free and 100 free during the fall portion of the year … Ranked third for NU in the 50 free following the season … Swam career-best times in all three of his Big Ten Championships events, placing 40th in the 100 fly (49.68), 46th in the 50 free (20.70) and 52nd in the 100 free (45.78) … Swam a then-career-best 21.11 in that event to finish 12th at Northwestern's home TYR Invitational (11/21-11/23) … Also had a then-career-best 46.89 in the 100 free to win the bonus final and place 17th at the TYR … Scored TYR points in the 50 fly via a 12th-place finish and was 18th in the 100 fly … Notched dual-meet points with fifth-place results in the 50 free during a double-dual sweep of UIC and Oakland (10/25) and again on Senior Night against Milwaukee (1/16).
2013-14: Freshman swimmer competed in 50 free, 100 fly and 100 free at Big Ten Championships ... Finished No. 59 in 50 free at Big Tens (2/27) with season-best time of 21.17 ... Posted season best time of 50.74 to finish No. 42 at Big Tens in 100 fly ... Posted season best time of 47.13 in 100 free to finish No. 65 at Big Tens ... Placed in the finals at the TYR Invitational 17th in the 50 Fly and 23rd in the 100 free ... Finished eighth in the 50 free vs. WKU (10/25) ... finished seventh in the 200 free vs. Wisconsin (11/15) ... and sixth in the 50 free vs. Milwaukee (1/31).
High School: Native of Brazil who prepped at The Bolles School in Jacksonville, Fla. ... Brazilian national champion in 2009 and fourth in the state of Florida in the 100 free ... Brazilian Junior Nationals record holder in the 400 free relay ... Competed with the Sharks club for three years, winning Junior Nationals in Austin, Texas, and Knoxville, Tenn., as a team ... Competed at the 2012 USA Swimming Junior Nationals, 2012 Speedo Champions Series in Orlando, Fla., and the 2011 Speedo Short Course Junior Nationals ... Received second honors academically in junior and senior years.
Personal: Born Joao Steiner ... Son of Mauricio Steiner and Fabrizzia de Gouvea Telles ... Major is industrial engineering.
STEINER'S CAREER BESTS
| Event | Career Best |
| 50 freestyle | 20.70 |
| 100 freestyle | 45.78 |
| 200 freestyle | 1:49.34 |
| 100 butterfly | 49.68 |