Property and Equipment, Net - Summary of Property and Equipment (Details) - USD ($) $ in Thousands	Jan. 31, 2025	Jan. 31, 2024
Property, Plant and Equipment [Line Items]
Total property and equipment	$ 108,864	$ 73,974
Less: Accumulated depreciation and amortization	(37,090)	(25,157)
Property and equipment, net	71,774	48,817
Office furniture and fixtures
Property, Plant and Equipment [Line Items]
Total property and equipment	1,594	2,078
Computers, software, and equipment
Property, Plant and Equipment [Line Items]
Total property and equipment	3,476	4,999
Capitalized internal-use software
Property, Plant and Equipment [Line Items]
Total property and equipment	90,694	54,325
Leasehold improvements
Property, Plant and Equipment [Line Items]
Total property and equipment	12,968	12,551
Construction in progress
Property, Plant and Equipment [Line Items]
Total property and equipment	$ 132	$ 21