Informatics Engineering · ITB

Technology &
Cyber Security.

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Continuously learning and building a foundation in the digital world.

About Me

Hello, I'm
Justin Sepvian

I am currently pursuing a Bachelor's degree in Informatics Engineering at Institut Teknologi Bandung (ITB). My journey is fueled by a relentless curiosity, with a strong focus on Cyber Security and Web Development.

I thrive on complex problem-solving — whether it involves analyzing system vulnerabilities, participating in CTF challenges, or experimenting with modern web architectures.

More About Me
Justin Sepvian
Swipe
Network Attack Simulation
Experiment

Network Attack Simulation

Server Environment Setup
Project

Server Environment Setup

ITB Computer Lab Session
Activity

ITB Computer Lab Session

Tech Stack & Tools

Primary Arsenal.

A combination of computer science fundamentals and independent exploration in modern technology and cyber security.

Cyber Security

Current primary focus. Diving into network security, cryptography, and actively experimenting in CTF challenges.

Network SecurityCapture The Flag (CTF)Cryptography

Web Development

Building modern, responsive interfaces with AI-assisted workflows. Focusing on scalable architecture.

HTML/CSSTailwind CSSNext.js

Systems & Tools

In-depth exploration of OS environments, scripting, and version control to streamline development.

Linux OSCLI / BashGit & GitHub

Informatics Core

The pure foundation of programming logic, algorithms, and data structures — honed through the ITB curriculum.

AlgorithmsData StructuresProblem Solving
Portfolio

Featured Projects.

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Matematika-In: EdTech Platform

Web Development

Matematika-In: EdTech Platform

Platform e-learning matematika komprehensif yang menyediakan fitur Akademi interaktif dan sistem Tryout terpadu dengan pelacakan progres.

Premium SaaS Landing Page Template

Digital Product

Premium SaaS Landing Page Template

Template landing page yang dioptimalkan untuk konversi tinggi, dirancang khusus untuk startup SaaS dan didistribusikan melalui Lemon Squeezy.

Writings

Latest Articles.

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Hello World: Blog Pertamaku!
Personal
June 2026

Hello World: Blog Pertamaku!

Halo! Ini adalah tulisan pertama di blog portofolio saya. Di sini saya akan mendokumentasikan perjalanan saya belajar web development dan cyber security.

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Let's Collaborate

Have a Project Idea?

I'm always open to discussing new projects, tech explorations, or networking opportunities in Web Development and Cyber Security.

Or send a message