Alger was raised in
Warragul, a
Victorian country town 102 kilometres south-east of
Melbourne. He attended the local
Marist-Sion College for most of his high school education and played junior football at
Warragul Football Club at various age levels of the
Gippsland Football League. In 2022 Alger represented the Victorian Country region at the Under 16 national championships, made his senior debut for Warragul and debuted in top level representative junior football with
Gippsland Power in the
Talent League. The following year he moved schools to
Caulfield Grammar School in inner city Melbourne, where he attended and represented the school in football in the
Associated Public Schools of Victoria competition, while also continuing to play with the Power. To that point, he played predominantly as a wing and half-back. Alger moved Talent League clubs in 2024 to join the
Oakleigh Chargers where he played six matches, moving into a role as a permanent forward. He represented the Victoria Country region at the Under 18 national championships in four matches as well that year, kicking five goals. ==AFL career==