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@gdgoc-konkuk @Queryus @peachy-jp @devopss0

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nahyeongjin1/README.md

🫠 Hyeongjin Na

About

  • AI Native Product Engineer
  • Building order fulfillment systems and a CDC-based inventory data platform at Musinsa
  • Automating software delivery with AI agents
  • B.S. in Computer Science & Engineering, Konkuk University (2026.08)

Career

Period Company Team Role
2026.03 ~ Musinsa Fulfillment Optimization Product Engineer

Activities

Period Organization Role
2025.09 ~ 2026.07 GDGoC Konkuk Backend Member

Open Source

Project ★ Contributions
Yeachan-Heo/gajae-code 2.9k 36 merged · 4 reported
BaekjoonHub/BaekjoonHub 974 1 merged
Turtle-Hwan/LinKU 17 1 merged
atlassian-labs/mermaid-diagrams-viewer 16 1 merged
NousResearch/hermes-agent 252k 5 open
stablyai/orca 87k 1 open
block/buzz 36k 1 open
fastify/fastify-multipart 539 1 open
abereghici/remix-themes 158 1 open
anthropics/claude-code 150k 1 reported
google-gemini/gemini-cli 107k 2 reported
manaflow-ai/cmux 28k 1 reported
netlify/remix-compute 36 1 reported
All 57 contributions

Merged

Project Contribution
Yeachan-Heo/gajae-code #6312 Retire a running Slack/Discord chat daemon once its notifications are disabled
#6305 Stop Slack/Discord chat daemons from publishing lean finals twice
#6304 Redact camelCase secret setting keys such as notifications.slack.appToken
#6019 Add no-restart broker Observation diagnostics
#6017 구조화된 provider 오류 진단을 공개 SDK까지 전달
#5908 Report missing model selection as a typed preflight diagnostic
#5907 Bind interactive session jobs to the extension context
#5905 Preserve lifecycle idempotency conflict diagnostics
#5537 Scope single-session SDK CLI routers to their session
#5516 Pin the broker a session host was launched under
#5385 Renew bus prompt deadlines on attributable progress
#4882 Teach controllers to filter list_sessions on registered
#4875 Refuse an interactive launch into an occupied worktree
#4865 Teach and enforce per-task worktrees in generated Hermes setup
#4862 Refuse a launch into an occupied worktree
#4859 Name a session's worktree per call
#4857 Mark unregistered sessions in list_sessions
#4852 Add double-click word and triple-click line selection
#4833 Keep until-idle on the current turn
#4830 Make uninstall dry-run non-mutating
#4768 Resolve conventional autoload user scope from the agent directory (#4767)
#4729 Give the agent local wall-clock time instead of a UTC date
#4713 Scan skills.customDirectories during skill discovery
#4710 Stop a nested gjc from releasing its parent pane's agent authority
#4683 Deliver a steer that interrupts an in-flight tool
#4677 Name the session and leave a record when a resident blob is fatal
#4670 Let a resident demotion salvage instead of aborting the turn
#4664 Stop the resident-cache GC from reaping a live session
#4662 Honor a server's declared connection window at startup
#4624 Keep report sequences rising across sessions in a pane
#4402 Report the gjc session title to the containing pane
#4328 Select the launch worktree bucket with a GJC_WORKTREE_DIR path template
#4248 Expose bounded current tool activity in coordinator session status
#3821 Resolve the npm registry from npm config for mirrored networks
#3816 Adopt an existing Slack thread before publishing readiness
#3753 Form-encode Slack Web API requests rejected as JSON
BaekjoonHub/BaekjoonHub #314 Fix a Firefox-only failure when opening GitHub issue pages
Turtle-Hwan/LinKU #60 Add library seat availability and reservation shortcuts
atlassian-labs/mermaid-diagrams-viewer #153 Reserve min-height only while the diagram is loading

Open

Project Contribution
NousResearch/hermes-agent #127279 Use OS trust for source update checks outside hermes_cli.main
#125361 Report release channel TLS certificate failures
#103520 Route session handoff through native RPCs
#100355 Make the auxiliary-window threshold clamp reversible
#72040 Distinguish compression lookup failures
stablyai/orca #13952 Register the gjc CLI as a supported TUI agent
block/buzz #7029 Trust OS root certificates for wss connections
fastify/fastify-multipart #606 Fix the ajvFilePlugin type to satisfy ajv.plugins (#605)
abereghici/remix-themes #63 Add prerender support with a client-side cookie (#62)

Reported

Project Issue
Yeachan-Heo/gajae-code #6024 SDK closure: decide separate offline installer pin vs runtime upgrade for expired-cache rollback preparation
#5538 Host abandonment cannot fire while a chat daemon is attached, and SessionActivity.state can only ever be "active"
#5406 Clarify public /mcp reauth support: #5400 guidance vs quarantined dispatcher
#4769 User-scope skills/SYSTEM.md/RULES.md ignore the agent directory, and the two skill writers disagree
anthropics/claude-code #12862 Clearer error when origin/HEAD is unset for /security-review
google-gemini/gemini-cli #6115 Enter does not confirm the overwrite-checkpoint prompt
#5923 FunctionDeclaration nesting depth 400 error with Notion MCP
manaflow-ai/cmux #4576 Drag-select pins the main thread at 100% CPU
netlify/remix-compute #606 rollupOptions.input overwrite breaks React Router v7 prerender — fixed in #620

Side Projects

AIew - Real-time AI Interview Practice Service
  • Overview: LLM, STT, TTS, FER을 활용한 실시간 AI 면접 연습 서비스

  • Role: Backend & Infrastructure (3인 팀, with @lth-1026, @xumeink)

  • Stack: Fastify, Socket.io, Prisma, PostgreSQL

  • Infra: Docker Compose, Nginx, Azure VM → OCI (4 containers)

  • Highlights: Socket.io 기반 실시간 면접 세션 구현

  • Links: GitHub

NHJ.log - Custom-built Tech Blog
  • Overview: 직접 구현하는 개인 기술 블로그

  • Stack: React Router v7 Framework mode, Notion as CMS

  • Links: Blog | GitHub

Tech Stack

Language · Kotlin TypeScript Python

Backend · Spring Boot Node.js Fastify

Frontend · React React Router Tailwind CSS

Database · MySQL PostgreSQL Redis

Messaging / Workflow · Apache Kafka Temporal

Cloud / Infra · AWS Kubernetes Docker GitHub Actions

Observability · Grafana Prometheus OpenTelemetry

Pinned Loading

  1. NHJ.log NHJ.log Public

    백엔드지만 유니크한 블로그를 갖고 싶은

    TypeScript 2

  2. oci-instance-creator oci-instance-creator Public

    Cron Job으로 Oracle Cloud Infrastructure 괴롭히기 성공

    Shell 20 10