Viewing profile — sivchari
sivchari
HN member- Joined
- Tue, Jun 24, 2025, 12:25 AM UTC
- HN karma
- 4
- Public activity
- 7 items
- HN profile
- View on Hacker News ↗
About sivchari
Takuma is a Japanese Gopher working as a software engineer in Japan.
He is the organizer of Go Conference, the largest Go event in Japan, and also the organizer of golang.tokyo. In 2022, after joining CyberAgent, Inc. as a new graduate, he became the youngest person in area of Go to be appointed to the experts which selects engineers who have outstanding knowledge and skills in specific fields. Also I'm enjoying the development of open-source in my free time.
- Cluster API reviewer - Kube API Linter reviewer - Argo CD member
Recent public activity
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Show HN: Awsim – Lightweight AWS emulator in Go (40 services in progress)
I built awsim, a lightweight AWS emulator in Go for CI/CD testing. Core services (S3, DynamoDB, SQS, Lambda, IAM) implemented, 40+ services in progress. - Single binary, no auth re…
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Show HN: Snowflake Emulator in Rust – Test locally without cloud credits
I built a local Snowflake emulator using Rust and DataFusion. Problem: Snowflake is cloud-only. Testing requires real compute costs. Solution: A local emulator that's compatible wi…
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Show HN: govalid – Go validation without reflection (5-44x faster)
I got frustrated with runtime reflection in Go validators, so I built a codegen approach instead. govalid reads struct markers and generates plain Go validation code. No reflection…
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Comment #44577357
It's really helpful! I'd use it!
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Comment #44577350
I'm going to test it :)