High-Volume Marketplace Software
Technologies and infrastructure requirements for marketplace sites that must support millions of products and thousands of concurrent visitors.
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What does “high-volume marketplace” mean?
When millions of products can be listed and thousands of customers may visit the site at once—like Trendyol, N11, or Hepsiburada—the software must be built to handle that load.
Why do you need advanced technologies?
In a marketplace model, many sellers continuously upload and update products while large numbers of visitors use the site at the same time. That requires major improvements in both application architecture and server configuration.
Load Balancer
A system that routes customers visiting the marketplace to the most available server.
Cluster architecture
The two backend servers mirror each other and run the same site. Products uploaded or orders taken on one server are processed in sync on the other.
RabbitMQ (message queue)
On high-volume sites, heavy operations from sellers stress the servers and create simultaneous load spikes.
When that load exceeds what the server can handle, the site slows down, may lock up, and can temporarily go offline.
Operations that should be queued:
Using Redis
Redis is an enhancement that keeps a copy of data normally stored in the database on disk also in the server’s RAM for faster access.
MySQL (database)
Disk-based, slower query responses
Redis (RAM)
Memory-based, ultra-fast responses
When values such as price or stock change, the cached data in RAM must be cleared so the latest data can be written again.
Elasticsearch
Technology that serves search results from Elasticsearch instead of SQL when users search by keyword.
Filter performance
Combined with Redis, serving filter results from Elasticsearch helps avoid slowdowns.
Conclusion and recommendations
All of the features described above should be strengthened in line with growth—typically by adding more servers.
Example starter setup
Free consultation
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