Ryosuke Tsuji
I'm CTO at airCloset, Inc. airCloset is Japan's leading fashion rental subscription service.
Education
Sophia University
Pronouns
he/him
Work
CTO at airCloset, Inc.
Badges
4 Week Community Wellness Streak
Keep contributing to discussions by posting at least 2 comments per week for 4 straight weeks. Unlock the 8 Week Badge next.
Top 7
Awarded for having a post featured in the weekly "must-reads" list. π
2 Week Community Wellness Streak
Keep the community conversation going! Post at least 2 comments for 2 straight weeks and unlock the 4 Week Badge.
1 Week Community Wellness Streak
For actively engaging with the community by posting at least 2 comments in a single week.
Writing Debut
Awarded for writing and sharing your first DEV post! Continue sharing your work to earn the 4 Week Writing Streak Badge.
GitHub Repositories
Skills/Languages
TypeScript / Node.js, MCP servers, BigQuery + Vertex AI, Pulumi / Cloud Run. Generalist with a deep focus on AI development infrastructure and code-as-SSoT knowledge graphs.
Currently learning
Patterns for AI-first development: knowledge graphs as the substrate AI agents stand on, MCP server ergonomics, and how to contain hallucination by structure rather than prompts.
Currently hacking on
cortex β airCloset's AI development platform. Product Graph (knowledge graph over code, docs, DB, infra), automated PR review on top, self-healing incident response, an MCP sandbox.
Available for
Discussions on AI harness design, knowledge graphs for code, and infrastructure that AI coding agents actually rely on. Also: leadership in companies where AI writes most of the code.
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