Koala (dreamvalian)

Full-stack Developer & DevOps Engineer specializing in modern web applications, cloud infrastructure, automation, and AI systems.

Core expertise includes:

• Web Development: Next.js, React, Node.js, CodeIgniter 4, TypeScript, responsive modern web applications
• DevOps & Infrastructure: Docker, Nginx, PM2, SSL/TLS, Linux server administration, CI/CD pipelines, deployment automation
• Security & Reliability: CVE patching, fail2ban, server hardening, security audits, production stability
• AI & Automation: AI agent development, autonomous systems, LLM integration, workflow automation
• UI/UX Engineering: Responsive interfaces, usability-focused design, modern frontend architecture

Selected projects:

• ko4lax.dev — Personal portfolio & engineering showcase
• AI Agent Platform — Landing page and dashboard built with Next.js
• Onyx AI Agent — 24/7 autonomous operator system for automation workflows
• Thesis Research — Emotional design & UX evaluation research

Available for:
Web development, DevOps consulting, AI automation, frontend engineering, infrastructure setup, and technical system optimization.

Website: https://ko4lax.dev

More aggressive / high-value positioning (better for freelance & outreach)

Full-stack Developer, DevOps Engineer, and AI Automation Specialist focused on building scalable web systems, production-ready infrastructure, and autonomous AI workflows.

I help businesses and teams ship fast, secure, and maintainable systems through:

• Modern Web Engineering: Next.js, React, Node.js, CodeIgniter 4, full-stack application architecture
• DevOps & Infrastructure: Docker, Nginx, PM2, CI/CD, SSL/TLS, Linux servers, deployment pipelines
• Security & Reliability: CVE patching, fail2ban, hardening, audits, uptime and production stability
• AI & Automation: AI agents, LLM integration, autonomous workflows, operational automation
• UI/UX Engineering: Responsive interfaces, usability-driven frontend systems, polished user experiences

Recent work includes:
— ko4lax.dev (engineering portfolio)
— Onyx AI Agent (24/7 autonomous operator system)
— AI Agent Dashboard & Landing Page (Next.js platform)
— UX & Emotional Design Research

Available for freelance, consulting, and contract work in web engineering, DevOps, AI automation, and infrastructure.