Balance Sheet Components

6 Months Ended

Jul. 31, 2019

Property and Equipment, Net

Property and equipment consisted of the following:


	As of
	July 31, 2019		January 31, 2019

	(in thousands)
Computer and office equipment	$	43,877	$	32,515
Leasehold improvements	15,290		7,660
Software	7,941		6,575
Furniture and fixtures	3,458		1,993
Property and equipment, gross	70,566		48,743
Less: accumulated depreciation and amortization	(18,579)		(11,468)
Property and equipment, net	$	51,987	$	37,275

Depreciation and amortization expense was $3.8 million and $1.5 million for the three months ended July 31, 2019 and 2018, respectively, and $7.2 million and $2.6 million for the six months ended July 31, 2019 and 2018, respectively.

Accrued Expenses and Other Current Liabilities

Accrued expenses and other current liabilities consisted of the following:


	As of
	July 31, 2019		January 31, 2019

	(in thousands)
Accrued compensation and benefits	$	30,339	$	12,004
Accrued expenses	20,092		13,596
Operating lease liabilities, current	5,277		—
Sales and other tax liabilities	2,440		1,183
Liability for early exercise of common stock options	1,797		1,781
Other	4,641		3,692
Accrued expenses and other current liabilities	$	64,586	$	32,256

Other Liabilities, Non-Current

Other liabilities, non-current consisted of the following:


	As of
	July 31, 2019		January 31, 2019

	(in thousands)
Sales and other tax liabilities	$	29,182	$	20,817
Convertible promissory notes, net of debt discount	—		14,858
Deferred rent liabilities	—		2,314
Derivative liabilities	—		163
Other	2,029		1,308
Other liabilities, non-current	$	31,211	$	39,460