This article includes a list of references, related reading, or external links, but its sources remain unclear because it lacks inline citations .(September 2018)  | 
Job ads aggregator - also known as search engine for job ads - is a website that aggregates job ads from various job boards, multiposter sites, as well as from direct employers and employment agencies.
Job aggregation market was pioneered by Indeed; the website remains the biggest job ads aggregator, as per Similar Web rankings. [1] [2] However, its incumbent status has been challenged by many competitors. In 2017, Google joined the race when it launched Google for Jobs. [3] [4]