About

Last Update: July 2026

I’m Cornelius Linux — also known as krossmanzs (or just Nux / Nuks).

I’m a 7th-semester student in Informatics Engineering at Institut Teknologi Sumatera (ITERA) with a GPA of 3.68, and currently a learner at Apple Developer Academy in Batam. I work as an Android & Web Developer, IoT Developer, and Project Leader.

I’m passionate about technology, leadership, and innovation — always eager to learn, build, and make an impact.

What I Do

• iOS & Apple Platform Development — Swift, SwiftUI (Apple Developer Academy)
• Android Developer — Jetpack Compose, Kotlin
• Fullstack Web Developer — Laravel, Next.js, React
• IoT Developer — Smart farming, building automation, MQTT
• Project Leader — Leading teams to ship real products on tight deadlines

Work

• Learner — Apple Developer Academy, Batam (Now)
• Kepala Divisi Pendidikan — GenBI (Now)
• Kepala Departemen Keprofesian — HMIF (Now)
• Android Developer — Smart Building ITERA 2.0 (IoT — AC & lighting control)
• Project Leader & Backend Developer — PPLK ITERA 2024 website (5,000+ users, 42 staff, shipped in 1 month)
• IoT Developer — Smart Fish Smoker & Catfish Farming (KKN projects)
• Backend Developer — ITERAHERO v3 (Modular Smart Farming)
• Project Leader — IoT Smart Fish Pond (real-time monitoring)
• Backend Developer — Tweetlineer menfess platform

Laboratory Assistant & Teaching

• Lab Assistant — Pengantar Komputer & Software II
• Lab Assistant — Algoritma Pemrograman I & II
• Tutorial Instructor — Algoritma dan Struktur Data
• Workshop Speaker — Bootcamp Next.js Website Development
• Guest Lecturer — “Peluang Beasiswa dan Pengembangan Diri”
• Guest Lecturer — “Strategi Meraih Beasiswa”

Competitions

• 🏆 Finalist Business Plan HVI IE Competition 2023
• 🏆 Participant GEMASTIK XVI — Software Developer
• 🏆 Participant GEMASTIK XV — Software Developer

Certificates

See my Certificates page for credentials including BNSP Digital Marketing, Dicoding Android certification, and more.

Get in touch

Email: cornelius.122140079@student.itera.ac.id

LinkedIn: /in/krossmanzs

GitHub: @krossmanzs