Lee Wonchan

A developer growing without limits, from infrastructure to service operation.

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Infrastructure & Cloud

Experienced with Linux server management, Networking, Reverse proxy (Nginx), Cron automation, Rsync, and High Traffic.

πŸ—„οΈ

Backend Development

Experienced in architecting and building systems with PHP, Node.js, and MariaDB, particularly in processing large-scale, real-time data.

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Service Operation

Managing and optimizing systems for stability and peak performance in a live environment.

Featured Work

Take a look below at some of my featured work from the past few years.

Upcoin | μ•”ν˜Έν™”ν λͺ¨μ˜νˆ¬μž κ±°λž˜μ†Œ
12/2024 - CURRENT
PHP Node.js MariaDB Redis
전남고 LMS | ꡐ내 μ „μž 학생증
03/2024 - CURRENT
PHP Python MariaDB
Mirror Server | λ¦¬λˆ…μŠ€ λ―ΈλŸ¬μ„œλ²„
03/2024 - CURRENT
Linux Rsync Nginx
SearchAI | AI 검색엔진
06/2023 - 08/2024
PHP Python MariaDB
ν‘Έλ₯Έμˆ²23 | ꡐ내 μΆ•μ œ ν‹°μΌ“ 예맀
11/2023 - 12/2023
Huge Traffic Handling PHP MariaDB
School IDC | ꡐ내 μ›Ήμ„œλΉ„μŠ€λ₯Ό μœ„ν•œ μ„œλ²„ ꡬ좕
03/2024 - 11/2024
Linux Cluster Server
νƒ€μž„μΊ‘μŠ | 온라인 νƒ€μž„μΊ‘μŠ
01/2024 - 04/2024
PHP MariaDB Python SMS

Server Status

Service Status
System Name
CPU
Memory
Disk
Network (Rx / Tx)
SSLProxy-Server
0.6%
28.8%
30.2%
↓ 1.59 / ↑ 18.39 Mbps
Mirror-Server
1.9%
13.1%
23.0%
↓ 0.25 / ↑ 1.26 Mbps
LMS-Server
0.4%
45.9%
13.7%
↓ 0.00 / ↑ 0.01 Mbps
NAS
0.1%
25.7%
16.0%
↓ 0.00 / ↑ 0.01 Mbps
Static-Server
0.6%
20.4%
10.1%
↓ 0.01 / ↑ 0.02 Mbps
Upcoin-Server
6.1%
46.9%
16.7%
↓ 0.81 / ↑ 0.13 Mbps
ThirdParty-Server
18.5%
57.1%
26.3%
↓ 0.01 / ↑ 0.02 Mbps
DB
0.4%
38.9%
11.5%
↓ 0.06 / ↑ 0.05 Mbps
Wiki
0.3%
58.7%
14.0%
↓ 0.00 / ↑ 0.01 Mbps
Tailscale-GW
1.6%
18.6%
45.5%
↓ 0.28 / ↑ 0.52 Mbps
Proxmox-node1-Server
4.5%
75.9%
41.7%
↓ 1.30 / ↑ 1.38 Mbps
Proxmox-Backup-Server
1.0%
35.5%
9.3%
↓ 0.02 / ↑ 0.04 Mbps
AWS
AWS-Monitoring-Instance
1.7%
59.8%
36.7%
↓ 0.52 / ↑ 0.05 Mbps
Oracle
Status-Oracle
1.3%
66.7%
17.6%
↓ 0.08 / ↑ 0.14 Mbps
Auto-refreshing every 10s β€’ Last Updated: 3:23:12 PM

IDC Environment

F/W FortiGate 100F
DR Policy Cold Site
(VM Backup & Fast Recovery)
UPS 1 Hour Backup Power
Network External: RJ45 1Gbps (AS9318)
Internal: SFP+ 10Gbps
Loc Gwangju Metropolitan City

Server #1

CPU AMD EPYC 4584PX
Memory DDR5 64GB
Storage HDD: 25TB
SSD: 1TB
GPU NVIDIA RTX A2000 12GB 2WAY
OS Proxmox

Server #2

CPU INTEL CORE I5-9400
Memory DDR4 16GB
Storage HDD: 4TB
SSD: 512GB
OS Proxmox

Backup Server

CPU INTEL XEON E3-1230 V2
Memory DDR3 8GB
Storage HDD: 8TB
SSD: 256GB
OS Proxmox Backup Server

Technologies Used

Here are some of the technologies I've worked with: