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iohyeon/README.md

Nahyeon Lim

Backend Developer

Tech Blog LinkedIn Gmail

πŸ”­ Intro

μš”μ²­μ΄ λͺ°λ¦¬κ³  μž‘μ—…μ΄ 쀑간에 μ‹€νŒ¨ν•΄λ„, 데이터가 μ–΄κΈ‹λ‚˜μ§€ μ•Šκ³  λ‹€μ‹œ 볡ꡬ할 수 μžˆλŠ” μ„œλ²„λ₯Ό λ§Œλ“­λ‹ˆλ‹€.

  • κ²°μ œΒ·μ •μ‚° μ‹œμŠ€ν…œμ˜ 데이터 μ •ν•©μ„±κ³Ό μƒνƒœ 전이λ₯Ό μ„€κ³„ν•©λ‹ˆλ‹€.
  • 비동기 νŒŒμ΄ν”„λΌμΈμ˜ 쀑볡, μœ μ‹€, 재처리 μ‹œλ‚˜λ¦¬μ˜€λ₯Ό κ²€μ¦ν•©λ‹ˆλ‹€.
  • μ„±λŠ₯κ³Ό AI 응닡 ν’ˆμ§ˆμ„ 감각이 μ•„λ‹Œ μΈ‘μ •κ³Ό μžλ™ν™”λœ κ²€μ¦μœΌλ‘œ ν™•μΈν•©λ‹ˆλ‹€.

⚑ Stack

Stack


Stack

πŸ“¦ Projects

Repository 무엇을 λ§Œλ“€μ—ˆλ‚˜ μŠ€νƒ
payment-anomaly-platform 결제 κΈ°λ‘μ—μ„œ 이상 νŒ¨ν„΄μ„ μ°Ύμ•„ 점수λ₯Ό λ§€κΈ°κ³ , 높은 건만 λ”°λ‘œ λΉΌλ‚΄λŠ” ꡬ쑰 Spring Boot Kafka Outbox SKIP LOCKED
llm-gateway 흩어진 LLM ν˜ΈμΆœμ„ ν•œ ꡰ데둜 λͺ¨μ•„ μ‚¬μš©λŸ‰κ³Ό λΉ„μš©μ„ 같이 λ³΄λŠ” 쀑계 μ„œλ²„ Kotlin ν—₯사고날 WebFlux SSE BPE
hallucination-guard LLM이 μ§€μ–΄λ‚Έ 닡을 μ½”λ“œλ‘œ κ±ΈλŸ¬λ³΄λŠ” 닀단계 검사 νŒŒμ΄ν”„λΌμΈ Go 인용 검증 LLM-as-judge
rag-qa-service λ¬Έμ„œλ₯Ό μ°Ύμ•„ λ‹΅ν•˜κ³ , 뢙은 μΆœμ²˜κ°€ μ‹€μ œλ‘œ μžˆλŠ”μ§€ ν™•μΈν•˜λŠ” QA μ„œλΉ„μŠ€ Go pgvector μž„λ² λ”© μ‚¬μ΄λ“œμΉ΄
kafka-pipeline-lab μœ μ‹€κ³Ό 쀑볡 상황을 μΌλΆ€λŸ¬ λ§Œλ“€μ–΄λ³΄κ³  λΆ€ν•˜ν…ŒμŠ€νŠΈλ‘œ 재본 μ‹€μŠ΅ Kafka KRaft Debezium k6
saga-microservices-lab μ—¬λŸ¬ μ„œλΉ„μŠ€λ₯Ό κ±°μΉ˜λŠ” μž‘μ—…μ΄ 쀑간에 μ‹€νŒ¨ν–ˆμ„ λ•Œ λ˜λŒλ¦¬λŠ” μ‹€ν—˜ Java 21 Saga Testcontainers

πŸ“ 섀계 기둝

πŸ“š Study

λ£¨ν”„νŒ© BE L2  주차별 과제λ₯Ό PR둜 μ œμΆœν•˜κ³  λ©˜ν†  μ½”λ“œλ¦¬λ·°λ₯Ό λ°›λŠ” λ°±μ—”λ“œ 심화 κ³Όμ •

vol3 vol2-java vol2-kotlin coding-test

λΆμŠ€ν„°λ””μ™€ 랩

system-design dev-book spring-diy kafka-eda

πŸ“Š Activity

Activity Graph

Pinned Loading

  1. I'm a night πŸ¦‰ I'm a night πŸ¦‰
    1
    🌞 Morning     1 commits  β–‹β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘   3.1%
    2
    πŸŒ† Daytime     6 commits  β–ˆβ–ˆβ–ˆβ–‰β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘  18.8%
    3
    πŸŒƒ Evening    20 commits  β–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–β–‘β–‘β–‘β–‘β–‘β–‘β–‘  62.5%
    4
    πŸŒ™ Night       5 commits  β–ˆβ–ˆβ–ˆβ–Žβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘  15.6%
  2. payment-anomaly-platform payment-anomaly-platform Public

    이상 결제 탐지 ν”Œλž«νΌ Β· Python/FastAPI scorer + Spring Boot pipeline (KafkaΒ·MySQL Outbox SKIP LOCKEDΒ·RedisΒ·Resilience4j)

    Java

  3. kafka-pipeline-lab kafka-pipeline-lab Public

    Kafka 싀무 νŒŒμ΄ν”„λΌμΈ μ‹€μŠ΅ β€” 3-Broker KRaft, Outbox, λ©±λ“±μ„±, DLQ, μ„ μ°©μˆœ 쿠폰 λ™μ‹œμ„± ν…ŒμŠ€νŠΈ

    Java

  4. llm-gateway llm-gateway Public

    λ©€ν‹° κ³΅κΈ‰μž LLM κ²Œμ΄νŠΈμ›¨μ΄ (BYO-key). ν—₯사고날 λ©€ν‹°λͺ¨λ“ˆ, SSE 슀트리밍, byte-level BPE 직접 κ΅¬ν˜„

    Kotlin

  5. saga-microservices-lab saga-microservices-lab Public

    🧩 Saga Pattern Laboratory – Orchestration & Choreography based on Spring Boot, Kafka, PostgreSQL, Redis

    Java

  6. hallucination-guard hallucination-guard Public

    Multi-layer hallucination defense pipeline for LLM outputs in Go: grounding gate, citation checks, LLM-as-judge, abstention

    Go