Szwez was a server at the Oakland Diner in New Jersey for six years.
More than $1,300 had been raised on a GoFundMe for her family as of Friday afternoon.
The single mom fought the "cancer monster with every ounce of strength and dignity," said her mom and campaign founder Deborah Della Fave Szwez.
Szwez is survived by her children Stephen and Cara; and parents Stephen and Deborah (nee Della Fave) Szwez. She was predeceased by her sister Caroline.
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