Which Company Should I Join?

If you join a company, my general advice is to join a company on a breakout trajectory.

Sam Altman, President at Y Combinator

Read the breakout career philosophy or list compilation methodology

break·out adjective

a company that exceeds $5mm net revenue run rate or equivalent, and is poised to triple each year for the next three years (according to our admittedly biased source: investors)

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New: after you've checked out the list, visit the Career Notes.

The Breakout List, Q2 2015 Section: Breakouts.

Name	Notes	Jobs	Product	Tags	Size	Location
	Working at Adatao	Adatao	Business analytics	Breakout	10-50	Mountain View
	Working at Affirm	Affirm	Tech driven bank	Breakout Network	50-150	SF
	Working at ClassPass	ClassPass	Fitness subscription service	Breakout	50-100	NY
	Working at Context Relevant	Context Relevant	Predictive analytics	Breakout	50-150	Seattle
	Working at Cyanogen	Cyanogen	Android OS	Breakout	50-150	Palo Alto + Seattle
	Working at Databricks	Databricks	Big data for Apache Spark	Breakout	10-50	SF
	Working at Docker	Docker	Application containers	Breakout	50-150	SF
	Working at DoorDash	DoorDash	Logistics, currently meal delivery	Breakout	50-150	Palo Alto
	Working at Handy	Handy	Home cleaning	Breakout	50-150	NY
	Working at Illumio	Illumio	Software based routing/security	Breakout	50-150	Sunnyvale
	Working at Instacart	Instacart	Grocery delivery	Breakout	50-150	SF
	Working at Intercom	Intercom	Web app analytics	Breakout	50-200	SF
			Mortgages	Breakout Low Profile	25-50	SF
	Working at Lyft	Lyft	Transport	Breakout Momentum	100-250	SF
	Working at Memebox	Memebox	Beauty products	Breakout Momentum	50-150	SF
	Working at Mesosphere	Mesosphere	Datacenter OS	Breakout	25-50	SF
	Working at Mixpanel	Mixpanel	Web/mobile analytics	Breakout Momentum	50-150	SF
	Working at Opendoor	Opendoor	Buy/sell your home online	Breakout Network	25-50	SF
	Working at Optimizely	Optimizely	A/B testing	Breakout Momentum	250-500	SF
	Working at Oscar	Oscar	Health insurance	Breakout	100-250	NY
	Working at Pinterest	Pinterest	Visual discovery	Breakout Momentum	250-500	SF
	Working at Postmates	Postmates	Anything delivered on-demand	Breakout	50-150	SF
	Working at Radius	Radius	Marketing to SMB	Breakout	50-150	SF
	Working at Segment	Segment	One analytics.js for all analytics services	Breakout	10-50	SF
	Working at Slack	Slack	Team chat	Breakout	100-250	SF
	Working at Soylent	Soylent	Food replacement	Breakout	10-50	LA
	Working at Tanium	Tanium	Endpoint security	Breakout Momentum	50-150	Berkeley
	Working at Thumbtack	Thumbtack	Home services	Breakout	500-1000	SF
	Working at Uber	Uber	Transport on demand	Breakout	1000-5000	SF
	Working at Wealthfront	Wealthfront	Online wealth management	Breakout	50-150	Palo Alto
	Working at Wish	Wish	Mobile ecommerce	Breakout	50-150	SF
	Working at ZenPayroll	ZenPayroll	Payroll service	Breakout	50-150	SF
	Working at Zenefits	Zenefits	HR software	Breakout Momentum	500-1000	SF

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The Breakout List is compiled by surveying venture investors. We do not attempt to scrape public data.

Updates: email or twitter

Otherwise, follow on Twitter.

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In a rapidly changing field like technology, the best place to get experience when you’re starting out is in younger, high-growth companies.

Then, once you’ve racked up killer skills and experiences at a high-growth company, feel free to go to a startup.

Marc Andreessen, Founding Partner at Andreessen Horowitz

Read more on why you should join a breakout