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Aerospike sells database software that helps big companies look up and update massive amounts of data in milliseconds.
Aerospike is a software company that sells a special kind of database — the digital filing cabinet that apps use to store and retrieve information. Its niche is speed at enormous scale. When a company has to answer millions of questions a second — "Is this ad slot available?", "What's this user's balance?", "Has this transaction already been flagged as fraud?" — a traditional database can choke. Aerospike is built to keep answering in milliseconds while holding huge piles of data.
The customers are mostly large enterprises with punishing demands: ad-tech firms that bid on ad impressions in the blink of an eye, banks and payment companies fighting fraud, telecoms, and businesses running real-time recommendations. They pay Aerospike through software subscriptions and, increasingly, through a managed cloud service where Aerospike runs the database for them. The pitch is simple: handle more traffic with fewer servers, so the bill for hardware and cloud computing stays lower even as the workload grows. The company began life as Citrusleaf before rebranding as Aerospike, and it competes with general-purpose databases like MongoDB and Redis-style in-memory stores, as well as the giant cloud vendors' own offerings such as Amazon Web Services' database products. Its edge is specialization — being the fast, reliable option for a narrow but brutal problem — though that also means it must keep proving it beats the default choices big cloud customers already have on hand.
Aerospike is a private company backed by venture investors, so it doesn't report quarterly earnings like a public firm. That makes its finances harder to see from the outside, and it leaves open questions about how quickly it is growing and whether it can turn its technical reputation into durable, profitable scale. For now, its bet is that the world keeps generating more real-time data than ordinary databases can handle — and that someone has to sell the machinery built for exactly that.
Saved answer · last researched 15 Nov 2026