Dewantoro Kunto Wibisono
UI/UX Designer & Web Developer
I'm an indie full-stack developer from Indonesia. I run SIJOKI, where I build custom websites and internal tools for small businesses.
Before that, I ran Joki By Dew — a CODM rank service with 500+ customers between 2021 and 2023. I write code most days. Mostly TypeScript, FastAPI, Postgres.
- based
- Bekasi, Jawa Barat
- years shipping
- 5+
- stack
- TS / Python
- contact
- email →
── about

Designing with Purpose and Simplicity
I'm a passionate UI/UX designer who believes in creating designs that are not just beautiful, but also functional and user-centered.
My approach combines creativity with strategic thinking to deliver exceptional digital experiences.
My Journey So Far
- ·Started learning UI/UX Design in 2022
- ·Completed multiple freelance projects
- ·Built design systems for startups
- ·Continuously learning and growing
── work
4 entriesLead Maps : Google Maps Data Scraper
→Architecting the future of automated lead generation through high-concurrency spatial data extraction.
PAVONEE
→Premium fashion e-commerce website with TikTok Shop integration and comprehensive admin panel
SIJOKI
currentProfessional Website Development
Joki By Dew
CODM Rank Booster Service
── stack
7 tools// I pick boring, well-supported tools. Most projects I ship use some subset of the above. I'm comfortable picking up new ones when the work needs it.
── certificates
4 earned- 23 December 2025
Fundamentals of UI/UX Design↗
Coursera - Microsoft - 23 December 2025
Introduction to UX/UI Design↗
Coursera - IBM - 9 December 2024
Ethical Hacking: Linux Privilege Escalation↗
This certificate verifies that the holder has successfully completed the Linux Privilege Escalation course. The recipient has gained foundational knowledge of Linux user privilege models and learned how to identify and exploit common system misconfigurations to escalate privileges. Throughout the course, the participant practiced real-world techniques to move between users (horizontal escalation) and obtain root access (vertical escalation) on misconfigured Linux systems. Hands-on labs were used to reinforce concepts such as SUID binaries, password files, and privilege abuse methods. By completing this course, the holder has demonstrated the ability to assess Linux systems for privilege escalation vulnerabilities and apply ethical hacking techniques to gain elevated access in a controlled and legal environment. This course is designed for beginner ethical hackers and learners with basic Linux knowledge.
Udemy - 11 December 2024
Basics of Database Design & Development↗
This certificate confirms that the holder has successfully completed the Database Design course. The recipient has gained a strong understanding of fundamental and advanced concepts in database design, including logical and physical data modeling, storage structures, and standard design principles. Throughout the course, the participant learned how to design efficient databases from scratch, apply normalization techniques, define constraints, and create tables, views, and stored procedures using SQL. The course also covered Entity Relationship (ER) diagrams, Relational Database Management Systems (RDBMS), NoSQL databases, and the key differences between RDBMS and NoSQL architectures. By completing this course, the holder has demonstrated the ability to design well-structured, scalable, and maintainable databases, and possesses the confidence to document database design skills in professional and academic settings. This course is suitable for learners with no prior database knowledge as well as those seeking to strengthen their database design expertise.
Udemy
── contact
Got a project? Let's talk.
I take on a small number of client projects each quarter. If you're building something and need a developer who can actually ship, send a short note about what you're working on.
- dewantorokuntow@gmail.com
- elsewhere
- response time
- usually within 24 hours, GMT+7