Available for work · Bandung, ID

Configuring Networks That Scale.

Network & Infrastructure Engineer, 18 years old. Hands-on with MikroTik, Cisco, and Huawei — from core routing to production monitoring.

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Work

Experience in the field.

June 2026 — Present

Onsite Data Center Engineer

PT Rackh Lintas Asia — Jakarta / remote from Bandung

  • Configured a Network Device — VLAN management, STelnet, NOC user setup.
  • Configured a MMR Switch cross-vendor connectivity testing (MikroTik ↔ Cisco ↔ Huawei), including physical troubleshooting with DAC cables & SFP-10G-LR modules.
  • MikroTik routing: L2TP/PPTP tunnels, policy routing, data center management network access.
Jul 2025 — Jan 2026

Internship as Helpdesk— PT. Comtronics Systems

Bandung · Internship (PKL)

  • End-to-End Ticket Management: Managed, categorized, and prioritized incoming customer support tickets to ensure timely resolution within agreed Service Level Agreements (SLAs).
  • Proactive Infrastructure Monitoring: Monitored network performance and customer server statuses in real-time to rapidly identify connectivity issues and minimize service disruptions.
Background

Computer Engineering & Networking (TKJ)

SMK Prakarya Internasional

  • Vocational networking foundation that shaped my work in networking and infrastructure.

Project

Systems I've built.

Homelab · Routing

MikroTik Multi-Protocol Core

A homelab with one physical RB951-CORE router (RouterOS 7.23.1) and three CHR instances, running VLANs, inter-ASN eBGP, and OSPF simultaneously.

RouterOSeBGPOSPFVLAN
Hardening · Automation

Firewall Hardening & Telegram Alerting

Closed a critical blanket-accept rule on the public L2TP interface, then built a Telegram alerting bot for CPU load, interface status, and internet connectivity.

FirewallOpenVPNTelegram Bot
Observability

Monitoring Stack: Zabbix + Grafana

Installed Zabbix 7.2 LTS and Grafana OSS on AlmaLinux 9 with MariaDB. Currently exploring Telegraf + InfluxDB for per-interface MikroTik traffic monitoring via SNMP.

ZabbixGrafanaInfluxDB
Self-hosted

VPS Infrastructure (servernefaro)

An AlmaLinux VPS running Docker CE, Portainer, an Nginx reverse proxy with Let's Encrypt SSL, and a Mailcow mail server — domain managed through Cloudflare.

DockerNginxCloudflare

Tools and Systems

Tech Arsenal.

Tools and Systems I use to build & keep networks running.

Certifications

Certifications & courses I've completed.

Vendor certifications, online courses, and training I've completed.

Axioo
2024

Axioo Certificate Hardware Fundamental

Axioo Class Program (ACP)

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Oracle
2025

Oracle Cloud Infrastructure 2025 AI Foundations Associate (1Z0-1122-25)

Oracle

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Fortinet
2025

Fortinet Cybersecurity Associate Certificate

Fortinet

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Cisco
2024

Cisco Network Addressing and Basic Troubleshooting

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Course photo 1
2025

Practical Basic Penetration Testing

Linuxhackingid's Practical Basic Penetration Testing course focuses on the fundamentals of ethical hacking, including lab configuration, Linux commands, and pentesting methodology. This course is designed to provide a practical understanding of security vulnerabilities and system defense testing.

Course photo 2
2026

IDNIC Training #6 - BGP INTERMEDIATE

Successfully completed an Intermediate training certification focusing on Border Gateway Protocol (BGP) for multinational and inter-Autonomous System (AS) networks. Through this intensive training, I deepened my technical competency in internet operations and advanced routing architecture to build reliable, efficient, and highly scalable internet network infrastructure.

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About

Soplantila, Nefaro Christ Alexander.

I'm a network & infrastructure engineer, 18 years old, from Bandung, West Java. My day-to-day work covers cross-vendor device configuration MikroTik, Cisco, and Huawei VRP/CloudEngine for data center needs.

My background is in the Computer Engineering & Networking (TKJ) vocational track at SMK Prakarya Internasional. Outside of work, I run my own homelab to experiment with routing, hardening, and monitoring and I've started offering freelance services to other clients.

whoami.sh
nameSoplantila, Nefaro Christ Alexander
roleNetwork & Infrastructure Engineer
locationBandung, West Java, ID
companyPT Rackh Lintas Asia
educationTKJ — SMK Prakarya Internasional

Contact

Let's connect.

Got a networking project or configuration need? Send a message, I'll get back to you soon.

Email soplantilanefaroca@gmail.com LinkedIn linkedin.com/in/soplantilanefaro