Nangman Infra
System Operational

We Build the
Invisible.|

An infrastructure engineering community, Nangman Infra .

We bring real passion to reliable systems architecture.

About Us

Users may never see it, but it supports every service they rely on.

We are engineers who sustain the world’s connections behind the scenes,

an infrastructure engineering community called Nangman Infra.

"Invisible, but foundational to everything."

Our Expertise

From networking and operating systems to cloud and observability

Network

TCP/IPDNSRoutingCDN

OS

LinuxUnixShellSystemd

Cloud

AWSDockerK8sTerraform

Data & Monitoring

PostgreSQLRedisPrometheusGrafana
NginxAnsibleGitCI/CDELK StackVaultConsulIstioJenkinsGitLabKubernetesHelmArgoCDPrometheusGrafanaLokiTerraformPulumiCloudFormationOpenStackVMwareProxmoxPostgreSQLMySQLMongoDBRedisRabbitMQKafkaElasticsearchPythonGoBashYAMLJSONHCLDocker ComposeKustomizeZabbixNagiosSplunkDatadogNew RelicCloudWatchGCPAzureNginxAnsibleGitCI/CDELK StackVaultConsulIstioJenkinsGitLabKubernetesHelmArgoCDPrometheusGrafanaLokiTerraformPulumiCloudFormationOpenStackVMwareProxmoxPostgreSQLMySQLMongoDBRedisRabbitMQKafkaElasticsearchPythonGoBashYAMLJSONHCLDocker ComposeKustomizeZabbixNagiosSplunkDatadogNew RelicCloudWatchGCPAzure

We Learn from the Fundamentals

We study how systems work and build infrastructure knowledge step by step.

nangman-infra@server
user@nangman-infra:~$|

We Grow with Senior Engineers

We learn alongside senior engineers working at AWS and Equinix

AWS

AWS Infrastructure Mentor

We grow together through hands-on industry experience.

Equinix

Equinix Infrastructure Mentor

We grow together through hands-on industry experience.

Mentoring

Share practical experience and guidance

Networking

Build connections and stay in conversation

Career Guidance

Get advice on jobs and long-term direction

Learning Curriculum

A structured path from fundamentals to production practice

Linux Commands

Learn the fundamentals of shell usage, file systems, and process management

ShellFile SystemProcessesSystemd

Networking

Understand the principles behind TCP/IP, DNS, and routing

TCP/IPDNSRouting

Operating Systems

Study Linux kernel concepts and core system administration

KernelSystem Administration

Hardware Infrastructure

Understand the physical foundations of servers, storage, and data centers

ServersStorage

AWS Cloud

Practice AWS core services such as EC2, S3, and VPC

EC2S3VPCRDS

Containers

Learn container orchestration with Docker and Kubernetes

DockerK8s

IaC

Manage infrastructure with Infrastructure as Code practices

TerraformCloudFormation

Security Basics

Learn the basics of firewalls, encryption, and access control

FirewallEncryptionAccess Control

Monitoring & Logging

Monitor system health and analyze logs

PrometheusGrafanaELK Stack

Production Projects

Apply what you learned by building and operating real services

ProjectsHands-onOperations

Engineering Blog

We document troubleshooting paths and technical depth.

Featuredtistory

[네트워크]Wi-Fi 7의 핵심 기술 정리: 차세대 무선 통신 표준

1. 들어가며 우리는 무선 네트워크가 당연한 시대에 살고 있습니다. 그러나 이 기술이 언제, 어디서 시작되었는지, 이전의 기술과 차이가 무엇인지는 모른채 단순히 "빠르다"라고 생각합니다. 이번 글을 작성하며 이 기술이 무엇인지, 왜 빠른지, 어떤 기술적 차이가 이전과의 격차를 만들어 냈는지를 알아보고자 합니다. 2. Wi-Fi 7이란? (왼: wi...

SeongwooSeongwoo·04/15/2026

Announcements

Stay up to date with operational news and service updates.

Update2026. 4. 10

When2Work 서비스 오픈

팀 일정 조율을 더 쉽게 할 수 있는 When2Work 서비스를 오픈했습니다. 링크 하나로 참여자의 가능 시간을 수집하고, 가장 많이 겹치는 시간대를 빠르게 확인할 수 있습니다.

Update2026. 4. 5

touch-browser 프로젝트 공개

웹 페이지를 AI 에이전트가 인용 가능한 구조화된 증거로 읽을 수 있도록 변환하는 touch-browser를 공개했습니다. read-view, compact-view, extract, session synthesis를 제공하며 공개 문서 벤치마크 5/5 성공과 cleaned DOM 기준 평균 11.58배 토큰 절감을 기록했습니다.

Update2026. 3. 2

Transnote AI 기반 회의록 작성 웹 서비스 런칭

Transnote AI 기반 회의록 작성 웹 서비스가 런칭되었습니다. 서비스 소개와 바로가기는 Projects 페이지에서 바로 확인할 수 있습니다.

Want to Work Together?

We welcome collaboration, hiring, and technical exchange.

Location

125 Dongseo-daero, Yuseong-gu, Daejeon