Kode Jarwo
About
Ozik Putra Jarwo is a frontend developer, UI/UX designer, and PageSpeed consultant with over 8
years of experience in web development. Throughout his career, Ozik has successfully designed and
developed multiple website themes and helping hundreds of clients optimize their website
performance. With expertise in frontend web dev and web performance optimization, he has established
as a leading PageSpeed consultant from Indonesia.
KOR: 오직 푸트라 자로
CHN: 欧希客 普特拉 贾沃
Chronicles
Thoughts
Updates
Education
Mokpo National University
2025Carrying out several agricultural projects in smart greenhouses and plant factories. Joined IRIS (Integrated RnD Information System), KR.
Universitas Brawijaya
2020 - 2024Completed his research about the effect on the growth of citrus plants given 8 types of plant growth regulators (PGRs) cultivated by grafting method (graft union of scion and rootstock).
Activity
한국생물환경조절학회
Apr 2025Attended the conference of The Korean Society for Bio-Environment Control (한국생물환경조절학회). Presented a research entitled "Screening of Appropriate Growing Media for the Hydroponic Cultivation of Rehmannia glutinosa in Closed Vertical Farm".
Publications
Awards
1st — Web Technology Competition
Jun 2024This competition focused on the development of a frontend website, with an emphasis on creating an attractive and high-quality user experience (UX) and user interface (UI).
Indonesian's Page Speed Insighter
Sep 2019Best Indonesian's page speed insighter on 2019 by SEO Indonesia based on PageSpeed Insights by Google, GTmetrix, and Pingdom.
Certifications
Experiences
시설원예학실험실 · 국립목포대학교
Mar 2025Starting in March 2025, Ozik has officially become a researcher at 시설원예학실험실 (Facility Horticulture Laboratory) at Mokpo National University, officially registered at IRIS 범부처통합연구지원시스템, while carrying out his Master's degree studies.
Indonesia-Korea Smart Farm
Nov 2024 - Mar 2025Learning how South Korean's smart greenhouses work and operate in the cultivation of tomatoes, peppers, melons, and strawberries under guidance of Mr. Han (한) and Mr. Jeong (정), also for Ozik's master's degree preparation at Mokpo National University, South Korea.
PT. Petrosida Gresik
Oct 2024 - Feb 2025Ozik collaborated on a herbicide (SIDA UP 490 SL) efficacy test for targeted weeds in an oil palm plantation in Blitar Regency, East Java, alongside master's student Andi Muhtadin and under the guidance of several faculty members from Universitas Brawijaya.
PT. Perkebunan Nusantara XII
Jun 2023 - Aug 2023Ozik interned for three months at PT. Perkebunan Nusantara XII, gaining practical experience in Robusta coffee management and production. He learned techniques like pruning, understanding Robusta clones, and coffee tasting, which he will incorporate into his thesis research.
Programming
HyperText Markup Language (HTML)
Pug
XML
AMP
Cascading Style Sheet (CSS)
Bootstrap
Tailwind
Materialize
Semantic UI
Pure
JavaScript (JS)
Typescript
JSON
jQuery
React
NextJS
Python
Matplotlib
BeeWare
Kivy
Hypertext Preprocessor (PHP)
Git
GitHub
R Statistical Computing
Visual Basic (VB)
Excel VBA
Ruby
Agriculture
Data Analysis
Smart Greenhouse
Grafting
Apps
CropID
Data AnalysisFacilitate agricultural research analysis, including ANOVA, growth rate assessment, leaf analysis, weight and harvest ratio evaluation, and stress tolerance measurement.
Tools by KJ
UtilitiesA collection of office utilities such as bulk file renamer, PDF combiner, image extension converter, image size compressor, image custom watermark, real-time QR generator, etc.
Psychrometric Chart
ToolsInteractive and real-time psychrometric chart. Still under development.
Library & Game
Web Project
Web Theme
Volunteer
Get in Touch
