Capitalized software development costs, net consisted of the following (in thousands):


	Gross carrying amount		Amortization period	Accumulated amortization			Net carrying amount
As of September 30, 2022	$	88,241	3 years	$	(60,618	)	$	27,623
As of December 31, 2021		75,042	3 years		(52,322	)		22,720

The Company capitalized software development costs of $13.3 million and $9.3 million for the nine months ended September 30, 2022 and 2021, respectively.

Amortization expense for capitalized software development costs was $2.9 million and $2.2 million for the three months ended September 30, 2022 and 2021, respectively. Amortization expense for capitalized software development costs was $8.4 million and $6.5 million for the nine months ended September 30, 2022 and 2021, respectively. Amortization of capitalized software development costs is classified within cost of revenue in the condensed consolidated statements of operations.

The expected amortization of capitalized software development costs, as of September 30, 2022, for each of the following years is as follows (in thousands):



2022 (for the remaining three months)	$	3,643
2023		11,926
2024		8,889
2025		3,165
	$	27,623