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Hi, my name is

Jan Agra Adyuta Harnowo

With over 5 years of experience in Front-End Development and Cyber Security, I specialize in building modern, secure, and high-performing web applications.

explore artifacts→introduction

terminal://adyuta


Neon Terminal - version 1.0.0
===========================
User: adyuta
Location: /home/adyuta/

> system_info
Operating System: [MacOS Tahoe, 
Endavour OS, Windows 11]
CPU: [Apple M4, Intel i3 10100F, 
Intel i3 3300]
Web Technologies: [
React, Next.js, 
Tailwind CSS, Node.js, 
TypeScript, SQL, 
Supabase, Laravel
]
Machine Learning: [
TensorFlow, PyTorch, 
scikit-learn
]
App Technologies: [React Native, SwiftUI]
                
Neon Terminal - version 1.0.0
===========================
User: adyuta
Location: /home/adyuta/

> system_info
Operating System: [MacOS Tahoe, Endavour OS, Windows 11]
CPU: [Apple M4, Intel i3 10100F, Intel i3 3300]
Web Technologies: [
React, Next.js, 
Tailwind CSS, Node.js, 
TypeScript, SQL, 
Supabase, Laravel
]
Machine Learning: [TensorFlow, PyTorch, scikit-learn]
App Technologies: [React Native, SwiftUI]

v0.1.0

Dec. 2025

scroll

Career Journey

Work Experience

My professional journey through various roles and companies, building expertise in front-end development and beyond.

~/adyuta/experience

4 positions

Co-Founder & Lead Engineer

Current

arkakodefull-time

IndonesiaJan 2025 — Present

Leading technical development and architecture decisions. Building scalable web applications and managing a team of developers.

Next.jsReactTypeScriptNode.jsHTML/CSSReact NativeLaravel

Co-Founder

Current

CV. Digital Awan Nusantarafull-time

IndonesiaNov 2024 — Present

Managed end-to-end company finances (cash flow, P&L, and tax compliance), ensured product quality through UAT, oversaw daily operations, and executed lean digital marketing strategies to boost engagement and ROI.

Budgeting & Expense ControlData AnalysisRisk ManagementPerformance Tracking

Co-Founder

Current

Maltevepart-time

IndonesiaMay 2024 — Present

Managed e-commerce and social media marketing (Shopee, TikTok Shop, and Instagram), strengthened Malteve’s elegant brand positioning, and drove high engagement through creative content and digital ad campaigns.

Digital MarketingBrand PositioningDigital AdvertisingEngagement Strategies

Front-End Dev & Project Manager

Ether Linuxpart-time

IndonesiaFeb 2021 — Dec 2024

Developed and maintained the front-end of the Ether Linux project, coordinated project timelines, and managed a team of developers to ensure timely delivery of features.

ReactJavaScriptHTML/CSSNext.jsOperating SystemsLinuxTypeScriptGitProject ManagementTeam Coordination

❯cat experience.json | jq '.[] | .role'press enter to run

Field Notes

Lab Notes

Brief observations, technical findings, and thoughts from the workbench.

AgencyNov 2025

Arkakode

digital agencyweb developmentbranding

Arkakode is a digital agency under CV. Digital Awan Nusantara, focused on delivering meaningful digital experiences through fast, reliable, and modern websites and applications.

Top-Up ServiceNov 2024 - Oct 2025

Kumostore

gamingtop-upservice

True gamers know the importance of fast, secure, and reliable top-up services. KUMO STORE INDONESIA is here to meet your gaming top-up needs with unmatched speed and reliability. No more complicated processes or mismatched balances—just a smooth and lightning-fast top-up experience.

Disaster ManagementNov 2024 - Oct 2025

Smart Flood Early Warning System

aiiotdisaster managementappweb

This project addresses the recent flooding that struck one of our member regions (Lombok). We therefore propose a solution in the form of an AI- and IoT-based early warning system for rapid and responsive disaster management. It is intended for the COMPFEST 17 AIC division competition with the theme Smart City and Urban Living for the AI_Newbie team.

E-CommerceMay 2024 - Aug 2024

Malteve.co

e-commercefashionshopify

Malteve.co is t-shirt website that offers a variety of high-quality t-shirts with unique designs. Whether you're looking for casual wear or something more stylish, Malteve.co has got you covered with comfortable and trendy options.

Operating SystemJun 2021 - Dec 2024

Ether Linux

linuxoperating systemlightweight

Ether Linux is a lightweight Linux distribution designed for efficiency and performance. It provides a minimalistic environment ideal for developers and users who prefer a streamlined operating system without unnecessary bloat.

Credentials

License & Certifications

Professional certifications and credentials that validate my skills and expertise in various technologies and domains.

~/adyuta/certifications

live

Front-End Developer

Hackerrank

Jan 2026

Introduction to Back-End Programming Course

Codeacademy

Dec 2025

Belajar Machine Learning untuk Pemula

Dicoding Indonesia

Jul 2025

AI Praktis untuk Produktivitas

Dicoding Indonesia

May 2025

Belajar Penggunaan Generative AI

Dicoding Indonesia

May 2025

❯ls -la credentials/

View all 36 certifications

Recognition

Honors & Awards

Recognition and achievements earned through dedication, innovation, and excellence in various competitions and programs.

~/adyuta/honors-awards

8 achievements

2nd Place for Best Marketing Team, Business Plan InnoClub (Innovare 2025)

InnoClub Universitas Indonesia•Dec 2025

Awarded 2nd Place for Best Marketing Team in the Business Plan category at Innovare 2025.

2nd Place Winner of Hackathon Computer Science Festival 2025

Politeknik Negeri Jakarta•Nov 2025

Secured 2nd Place in the Hackathon event at Computer Science Festival 2025.

Semifinalist (Top 3) in Business Plan Competition by Vorment UI

Vorment Universitas Indonesia•Oct 2024

Recognized as a Semifinalist (Top 3) in the Business Plan Competition organized by Vorment UI.

Semifinalist in Business Plan Competition organized by UI Innovation War

UI Innovation War•Mar 2024

Achieved Semifinalist status in the Business Plan Competition hosted by UI Innovation War.

Semifinalist National Digital League Web Development 2024

Skilvul Indonesia•Mar 2024

Achieved Semifinalist status in the National Digital League Web Development competition organized by Skilvul Indonesia.

Participants of the National Science Olympiad in Informatics 2024

Pusat Prestasi Nasional•Mar 2024

Participated in the National Science Olympiad in Informatics 2024 organized by Pusat Prestasi Nasional.

National Participant of Geography Olympiad

HMD Geografi FMIPA UI•Oct 2023

Recognized as a National Participant in the Geography Olympiad organized by HMD Geografi FMIPA UI.

Participants of the National Science Olympiad in Informatics 2023

Pusat Prestasi Nasional•Mar 2023

Participated in the National Science Olympiad in Informatics 2023 organized by Pusat Prestasi Nasional.

❯cat achievements.logpress enter to run

Artifacts

Open Source Projects

shipped

2021

nvimrc

a simple nvim configuration, and easy to use

Lualua-scriptneovimneovim-confneovim-configuration

Jan Agra Adyuta Harnowo

Work Experience

Co-Founder & Lead Engineer

Co-Founder

Co-Founder

Front-End Dev & Project Manager

Lab Notes

Arkakode

Kumostore

Smart Flood Early Warning System

Malteve.co

Ether Linux

License & Certifications

Front-End Developer

Introduction to Back-End Programming Course

Belajar Machine Learning untuk Pemula

AI Praktis untuk Produktivitas

Belajar Penggunaan Generative AI

Honors & Awards

2nd Place for Best Marketing Team, Business Plan InnoClub (Innovare 2025)

2nd Place Winner of Hackathon Computer Science Festival 2025

Semifinalist (Top 3) in Business Plan Competition by Vorment UI

Semifinalist in Business Plan Competition organized by UI Innovation War

Semifinalist National Digital League Web Development 2024

Participants of the National Science Olympiad in Informatics 2024

National Participant of Geography Olympiad

Participants of the National Science Olympiad in Informatics 2023

Open Source Projects

nvimrc

learn-html-css

Travelokdon

Weserve

MyPortfolio

adyuta-portfolio

dotfiles-lazynvim

learn-data-science-microsoft

opex-analysis

adyuta447

aortic-stenosis-ml

sfews

comfestmarket

diceroller

onboardingflow

foundtik

weatherforecast

learn_deeplearning

smart-campus-pnj

bussiness_case

bank-transaction-dataset-for-fraud-detection

hyperparameter-tuning

overfitting-undefitting

feature-engineering

clustering-case

floods-predictions

machine-learning-exercises

blog-static

html-css-js-course

bookshelf-api

coping-web

daunku

restaurant-apps-fe-expert-3

restaurant-apps-fe-expert-2

restaurant-apps-fe-expert-1

lion-to-mylover

isiinaja

Front-End-Dev-Dicoding-Submission

SnackNextJs

myconsole-customization

SlicingtoNextJS

ThePrisonShop

10fastfinger_

Theprison-X

deepdark