The only competitor we can think of right now is https://startuptracker.io/ they combine information from leading providers with data crowdsourced directly from startups to make your startup research easier than ever. Data sources include: Fedger.io, Beta List, Crowdsourcing, Crunchbase, Product Hunt, Social Media. Source: almost 3 years ago

Nvidia is obviously an exception. That’s like saying working at startups will lead to higher monetary rewards because “look at early Facebook employees”, whereas your expected pay after 4 years at a startup is almost always lower than if you just worked at a medium to large company that’s public. (See https://levels.fyi). - Source: Hacker News / 9 days ago

Many developers are surprised to learn that levels.fyi, known for its tech salary data, initially ran on spreadsheets without a backend database. This example shows the potential of spreadsheets in managing web data and how you can start with something that works to optimize it later. We can do the same thing with Google Drive and Google Sheets in C#! - Source: dev.to / 4 months ago

Check levels.fyi , SoundCloud Level4, Level5 are barely reaching 100K with YOE 8-10 years. N26 - L4(Senior), L5(Lead) have avg TC around 80-85 and 100-105 respectively. Zalando for the interview process they have - Senior is around 90K and principal around 115K. That's kinda low. Source: 6 months ago

PS: I have started looking at levels.fyi and Glassdoor - only LinkedIn for job postings for now. Source: 6 months ago

Salary wise, you can check on https://levels.fyi/, but from what I remember the range is 60-65K for Paris office. Source: 6 months ago