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Achievements

Achievement: Pair Extraordinairex2Achievement: Pull Sharkx3Achievement: QuickdrawAchievement: YOLO

Achievements

Achievement: Pair Extraordinairex2Achievement: Pull Sharkx3Achievement: QuickdrawAchievement: YOLO

Highlights

Organizations

@UMC-Inha @Talk-Pick @UMC-Plantory @NET-ZERO-FitFit @Mori-Q

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stlahxm/README.md

I'm Hyeonmin Sim

val me = developer {
    about {
        name = "Hyeonmin Sim"
        role = "Backend Engineer"
        mission = "Building user-centric and cost-efficient systems"
    }

    expertise("Legacy Refactoring", "Concurrency Control", "AI Pipeline Design")

    deliverValue {
        architecture = "High Availability"
        business = "Growth Enablement"
        infrastructure = "Continuous Cost Optimization"
    }
}

🌍 Open Source Contributions
Pull requests authored & merged into community projects (repos I don't own).

langchain4j ⭐13k #6096 — loadDocuments() skips files that fail to parse instead of aborting the whole batch
redisson ⭐24.4k #7327 — fixed RedissonCache.retrieve() leaking the internal null sentinel
redisson ⭐24.4k #7316 — fixed set() ignoring KEEPTTL and unix-timestamp expirations
redisson ⭐24.4k #7312 — reused RxIteratorConsumer instead of duplicating the SCAN-cursor loop
redisson ⭐24.4k #7309 — fixed reactive getEx() ignoring PERSIST/KEEPTTL/EXAT/PXAT

🔍 Full list of merged PRs into repos I don't own

  Java
  Python
  Kotlin
  Dart
Featured Project

Contact & Links

Core Stack

Pinned Loading

  1. Mori-Q/.github Mori-Q/.github Public

    1

  2. llm-markdown-sanitizer llm-markdown-sanitizer Public

    Fix broken markdown that LLMs generate — tables, lists, emphasis, code fences. Zero dependencies, one function.

    Java 3

  3. lc4j-lens lc4j-lens Public

    See why your RAG retriever picked the chunks it did — a local t-SNE map of your LangChain4j EmbeddingStore with model-mismatch detection, zero server/DB/API key.

    Java 5 1

  4. llm-cassette llm-cassette Public

    VCR-style record/replay JUnit5 extension for LangChain4j ChatModel testing. Records a real call once, replays it free forever, and fails with a unified diff the moment your prompt or parameters sil…

    Java 1