Available for opportunities

Karl Christian Tan

Web Developer | Software Builder

I build modern landing pages and web applications using React, Next.js, and Supabase.

Information Technology graduate from the University of Mindanao passionate about solving problems through technology.

ReactNext.jsTypeScriptSupabaseTailwind CSS
Contact Me
Tech Stack

Trusted Technologies

Technologies and tools I use to build modern, scalable, and high-performance applications.

Next.js

Next.js

React Framework

React

React

UI Library

Supabase

Supabase

Backend Platform

Tailwind CSS

Tailwind CSS

CSS Framework

Flutter

Flutter

Mobile SDK

Vite

Vite

Build Tool

Portfolio

Featured Projects

A selection of my strongest projects showcasing real-world applications, problem-solving, and full-stack development skills.

Astria Insurance Solutions Landing Page

Astria Insurance Solutions Landing Page

Astria Insurance Solutions helps individuals, families, and businesses build structured insurance protection plans that safeguard income, assets, and long-term financial security. By assessing risks, comparing multiple insurers, and designing comprehensive coverage strategies, Astria ensures clients are fully protected against unexpected life events while eliminating coverage gaps.

React ViteCSS
Avaris Sales Solutions Landing Page

Avaris Sales Solutions Landing Page

Avaris Sales Solutions delivers 24/7 outsourced sales support that turns leads into revenue. We handle inquiry management, lead qualification, structured follow-ups, and sales reporting—so your business never misses an opportunity, even when you're offline. From small businesses to growing companies, we build reliable sales systems that replace scattered efforts with predictable growth. We Sell, You Excel.

React ViteCSS
Axis Marketing Solutions Landing Page

Axis Marketing Solutions Landing Page

Axis Marketing Solutions transforms your vision into visuals through strategic marketing that converts. We help businesses increase visibility, attract qualified leads, and build memorable brand identities through social media management, paid advertising, branding design, and content production. Unlike agencies that chase likes, we chase results—because likes don't pay the bills. Our data-driven approach replaces scattered tactics with systematic growth, delivering 3x more leads, +150% engagement, and 2.5x ROI increases for growing brands.

React ViteCSS
Axial Real Estate Services Landing Page

Axial Real Estate Services Landing Page

Axial provides tailored real estate solutions for buyers, investors, and developers in Davao City. Whether you're seeking move-in-ready homes with Pag-IBIG financing or strategic land investments for long-term growth, we make property transactions faster, easier, and more transparent. Our team handles the legwork and paperwork so you can focus on what matters—turning properties into opportunities.

Next.jsSupabaseTailwind CSS
IssueLane Ticket Management System
6 images

IssueLane Ticket Management System

IssueLane helps developers stay organized with a unified dashboard for support tickets and development tasks. Create tickets, track resolution progress, manage web development assignments, and monitor completion status—all in one streamlined interface. Built for developers who need clarity between customer support and project deliverables.

Next.jsSupabaseTailwind CSS
Expertise

Skills & Toolkit

A structured overview of my technical skills across software development, backend systems, networking, and infrastructure.

Software Development
Next.jsReactViteFlutterVB.NET
Backend & Database
SupabaseREST APIsAuthentication Systems
Networking & Hardware
Hardware TroubleshootingNetwork SetupArduino
Homelab & Infrastructure
OPNsensePi-holeSelf-hosted services
Background

Experience & Education

My academic background and practical experience in software development, networking, and IT systems.

Education
Academic Foundation

University of Mindanao

Bachelor of Science in Information Technology

Focus Areas

Software DevelopmentNetworkingHardware TroubleshootingEmbedded Systems
Experience
Professional Work

Freelance Web Developer

PresentRemote

Built landing pages and web platforms for businesses including marketing agencies and real estate services.

Credentials

Certifications

Professional certifications and completed courses that validate my technical skills and continuous learning.

JavaScript Workshop

College of Computing Education Skills Clinic - Mentors

ReactJS Workshop

College of Computing Education Skills Clinic - Mentors

Cybersecurity

Certiport

Networking

Certiport

Network Security

Certiport

Databases

Certiport

HTML and CSS

Certiport

PDF Document
Resume
Download a copy of my resume to learn more about my background, skills, and experience.

Professional Resume

PDF • 1 page • Updated 2024

About Me

A journey of curiosity, growth, and building for the future.

Beginning
Where It Started
My journey into technology began when I started exploring how computers, networks, and software systems work out of curiosity. That curiosity led me to experiment with building small projects and learning how applications are structured behind the scenes.
CuriosityExplorationFoundations
Growth
Skills & Experience
Over time, I expanded my skills into web development, networking, and system infrastructure. I worked with tools such as Next.js, React, Supabase, Flutter, and OPNsense, while also gaining hands-on experience in hardware troubleshooting and self-hosted environments.
Next.jsReactSupabaseFlutterOPNsenseSelf-Hosting
Future
Looking Ahead
My goal is to continue growing as a full-stack developer and systems builder, focusing on creating scalable, efficient, and meaningful software solutions that solve real-world problems.
Full-StackScalabilityProblem Solving

Let's Build Something Together

I'm open to collaboration, freelance work, and opportunities to build impactful digital products.

Opportunities I'm Open To
Areas where I can contribute and collaborate
Web Development Projects
Technical Collaboration
IT Infrastructure Work