This website is created to promote my personal skills as an IT Specialist.
IT Specialist
Computer Troubleshooting · Networking Basics · Coding Fundamentals
$ cat about_me.txt
My name is Javier Peres Tambunan, and I am an aspiring IT Specialist with a genuine passion for technology. My primary expertise is in computer troubleshooting, where I diagnose and resolve hardware malfunctions, software conflicts, and system performance issues efficiently.
In addition to troubleshooting, I have developed a solid foundation in networking concepts such as TCP/IP, DNS, and basic router configuration. I also understand coding fundamentals, including HTML, CSS, and JavaScript.
I am committed to continuous learning, and I approach every technical challenge with patience, logic, and determination. My goal is to build a career where I can help individuals and organizations solve their technology problems confidently.
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I specialize in diagnosing hardware and software issues, performing system optimization, managing OS installation and recovery, handling driver conflicts, removing viruses, and tuning system performance. From blue screens to boot failures, I approach every problem using a systematic and logical method until it is resolved.
I have hands-on experience in PC assembly, component identification, RAM and SSD upgrades, thermal management, and peripheral repair.
I am proficient in Windows installation, dual-boot setup with Linux, system restore procedures, registry editing, and Group Policy configuration.
I communicate technical solutions clearly and simply, remain patient with users, and follow a systematic approach to diagnosing issues efficiently.
I have a basic understanding of HTML, CSS, and JavaScript for simple web pages, as well as introductory Python scripting for small automation tasks.
I am familiar with TCP/IP protocols, DNS, DHCP, subnetting fundamentals, and basic router and switch configuration for small-scale networks.
I understand firewall configuration, antivirus management, Windows Defender settings, and safe browsing practices to keep systems secure.
Diagnosed and repaired multiple school computers suffering from slow performance, virus infections, and driver conflicts. Performed OS reinstallation and optimization on 10+ units.
Balancing peak performance and accessibility. Featuring CachyOS for high-performance kernel optimizations and Ubuntu-based systems as stable, user-friendly entry points for beginners. From the modern desktop environment KDE Plasma to the sleek GNOME desktop.
Designed and developed this personal portfolio website from scratch using HTML, CSS, and JavaScript, with WebGL galaxy background, physics-based lanyard, and full dark/light mode support. The attendance website uses PHP to easily store data.
A movie that became an Indonesian box-office hit. Explores the unique blend of criminal investigation and comedy that captivated millions of viewers. Designed with a focus on bold font emphasis and a vibrant color palette to match the movie's energetic and hilarious atmosphere.
'Ngeri-Ngeri Sedap' (Missing Home) brings the audience to explore the complex family dynamics and cultural heritage of the Batak people portrayed in the movie. The visual layout utilizes a unique paper-design and stop-motion aesthetic.
What I Think When I'm on My Own by Desi Anwar. Brings the reader into the beauty of solitude and the importance of self-reflection in our busy lives. The presentation highlights how Desi Anwar finds extraordinary meaning in ordinary moments.
A collaborative project created by me and my teammate for the HU-SBP Industrial Visit. This document serves for PT. Solusindo Bintang Pratama's contribution to student development. Focused on clean typography and a modern layout to reflect the professional nature of the event.
Originally created for an English class assignment, where I was tasked with presenting a dream travel destination. I chose Cape Town to showcase its unique blend of natural wonders and vibrant history. Focusing on improving both my research skills and visual storytelling in English.
Download my resume and connect with me on LinkedIn. I am open to opportunities, collaborations, and conversations about technology.