Abstract: The present disclosure provides a blockchain-based serverless computing system including a blockchain server configured to store and manage a database including a plurality of block states updated according to at least one transaction received from a client, a state listener configured to monitor whether or not the plurality of block states are changed, and a worker configured to execute a function according to the change of the plurality of block states, the state listener detects the change of the plurality of block states and notifies the worker of a function execution according to the change of the block states, and the worker executes the function according to the notification of the function execution. In addition, a transaction indicating the execution result of the functions by worker can be recorded on the blockchain network.