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Senior Software Engineer, Messaging Infra (Remote)

RemoteMillbrae, CARemoteL6 LeadNovember 4th, 2026
Reddit is seeking a Senior Software Engineer for the Messaging Infra team to solve large-scale streaming and distributed messaging infrastructure challenges. The role collaborates with ML/AI/Search users to build scalable technical solutions with high availability across Reddit’s product portfolio. You will work on processing 50+ million messages per second and storing vast live topic data across brokers, building and maintaining tooling to operate the infrastructure efficiently and reliably.