+ SEC::PERIMETER

COORD::0x7F +

+ SYS::ONLINE

FEED::ACTIVE +

+SEC::PERIMETER_LOCKED

COORD::0x7F_ONLINE+

+SYS::KERNEL_RHCSA

FEED::STREAM_ACTIVE+

SEC::FIREWALL_ACTIVE

ROOT@RHEL9:~#

01001001

TLS_1.3::AES256

ARCH::64BIT

AUTH::BIOMETRIC

SSH-ED25519

SYS::SELINUX_ENFORCE

BUS::X86_64

CVE::AUDIT_OK

RECON::PASSIVE

TCP/IP::SYN_ACK

SRC::STATIC_SCAN

PORT::NMAP_STEALTH

IDS::SURICATA_SNORT

LVM::STORAGE_RAID

DB::ACID_REPLICA

RF::MONITOR

RHCSA Certified • System Security & Fullstack

Sultan Arif

Cyber Security Student | Full Stack Developer | RHCSA

Focused on secure web architectures, penetration testing, and enterprise Linux hardening. Building resilient systems with clean code and defense-in-depth principles.

Resume

Contact

01 // PORTFOLIO

Projects

Showcasing impactful projects and technical achievements.

DonePersonal

Automate Backup with Bash Script for Critical Files

A bash script that automates the backup of critical files and directories to a specified location, ensuring data integrity and security.

BackendDevOpsCybersecurity

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DonePersonal

Happy Tour & Rent Car

A comprehensive web application for a tour and car rental service, promotion of tourism and car rental services with a user-friendly interface and secure backend.

Full StackBackendWeb DevUI/UXCybersecurityDevOps

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In ProgressFreelance

System Report Kabil Webapp

A web application to digitize traditional reporting into an Integrated Tenant Feedback & Response System.

Web DevBackendFrontendFull Stack

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02 // CAREER TIMELINE

Experience

Professional journey and career timeline.

Red Hat System Administration (RHCSA) Trainee

Infinite Learning•Kepulauan Riau, Indonesia

2024 - 2024

Configured, administered, and maintained Red Hat Enterprise Linux (RHEL) server environments following enterprise best practices.

LinuxRHEL+4 more

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Security Software Engineer / Fullstack Engineer

PT. Dwansoft Global Indonesia•Jakarta, Indonesia

2025 - Present

Performed production server hardening, system configuration, and security auditing to mitigate potential vulnerabilities and prevent unauthorized access.

LinuxServer Management+10 more

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