asopi tech
asopi techIndie Developer

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About AsopiTech

AsopiTech is a public software product R&D studio. We publish new software designs as code, data, comparisons, and articles, then grow them into open-source projects and products. Akari Takamine guides from the market side; Asmati Tatsumi explains from the technical side.

Profile

Profile

Over 20 years of software development experience

With over 20 years in software development, I have hands-on experience spanning cloud infrastructure, frontend technologies, blockchain, and AI.

  • Development experience with Java / C# / Python / Go / TypeScript
  • Production experience with Kubernetes / Docker / k3s / GKE
  • Frontend development with TypeScript / Angular / React / Astro
  • Blockchain development with Hyperledger Fabric / Indy
  • Cloud infrastructure on AWS / GCP / Azure
  • AI utilization with ChatGPT / Auto-GPT / Stable Diffusion
  • IoT projects with Raspberry Pi / M5Stack
  • OSS product development in Rust / Nim (Alopex DB, Nimino / Nimculus)

Focus

Current Focus

Advanced technology areas I'm working on

Media

Blog Posts

Technical notes and development logs

All posts
  • Blog

    My Book Is Out: 'From AI User to AI Mentor' — The Five-Part Series, Now in One Volume

    The five-part series that began with 'How Not to Let AI Take Your Career' has been compiled into a single book. It maps how beginners, intermediates, and leaders can turn AI from an answer machine into a partner for building, teaching, and multiplying experience. Available on Leanpub and Buy Me a Coffee (English) and Zenn (Japanese).

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  • Blog

    Following a Nim ref object Through C Pointers and Reference Counting

    How do ref object parameters, nil checks, field access, and return values appear in generated C? This experiment checks Nim 2.2.10 with ORC.

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  • Blog

    Calling Nim Functions Through a Public C API

    Does a function name in generated C make it callable from C? This experiment checks the public header, symbols, and runtime initialization.

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  • Blog

    Alopex DB v0.8.8 Tutorial, Part 5: Opening the Database with a Server

    Open an embedded data directory with alopex-server, run the same SQL over HTTP, and read the server-written row through the file API.

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  • Blog

    Alopex DB v0.8.8 Tutorial, Part 4: Vector Search and DataFrames

    Store embedding vectors with articles, combine similarity search with SQL filters, and reshape the results with DataFrames in Python and Rust.

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  • Blog

    Alopex DB v0.8.8 Tutorial, Part 3: CASE, Set Operations, CTEs, and Window Functions

    Use CASE expressions, UNION and other set operations, common table expressions, rankings, and running totals in Alopex DB.

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