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Sayaka Ogawa

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Database architect at a Osaka retail company, designing multi-region PostgreSQL setups for high availability. Implemented the logical replication topology that achieves sub-second failover across three AWS regions.

databasescloudbackendarchitecture

Articles by Sayaka Ogawa(1)

Running Llama 3 locally with Ollama and a REST API wrapper

Ollama makes running large language models on your own hardware as simple as a single shell command. This guide walks through installing Ollama, serving Llama 3, building a production-ready REST wrapper, and wiring it into real applications with streaming support.

llamaollamalocal-llmrest-apiself-hosted

19 July 2026