About Me
I'm Valentinus Kenji, a Front-End Developer with over a year of experience in creating exceptional digital experiences. I specialize in building responsive, accessible, and performant web applications using modern technologies and best practices.
My approach combines technical expertise with a keen eye for design, allowing me to bridge the gap between aesthetics and functionality. I'm passionate about crafting intuitive user interfaces that not only look great but also provide seamless user experiences.
Beyond front-end development, I'm also skilled in mobile app development and machine learning, and I enjoy exploring no-code platforms, UI/UX design, and Project Management. These multidisciplinary interests help me bring a well-rounded perspective to every project I work on.
When I'm not coding, you can find me diving into new web technologies, contributing to open-source projects, or sharing my knowledge through technical articles and tutorials.
Selected Projects
A curated selection of projects showcasing my expertise in front-end development, interactive design, and digital experiences.
Work Experience
My professional journey and the companies I've had the privilege to work with.
Full-Stack Developer
Freelance
Built scalable web apps using Next.js with a focus on performance, UX, and rapid MVP delivery through no-code tools.
KEY ACHIEVEMENTS:
- Developed responsive, cross-platform apps with smooth UX
- Used Webflow and Glide for fast MVPs
- Integrated REST APIs for dynamic content
- Boosted front-end speed and accessibility (WCAG-compliant)
- Aligned UI/UX with client branding and usability
iOS Developer Intern
Apple Developer Academy @BINUS
Built production-grade iOS apps using SwiftUI, collaborating in Agile teams and following Apple’s design principles.
KEY ACHIEVEMENTS:
- Created 5+ apps with SwiftUI, CoreML, AVFoundation
- Applied Clean Architecture for scalability
- Integrated REST APIs for smooth data flow
- Worked closely with designers and PMs iteratively
Tech Stack
The tools and technologies I use to bring ideas to life
UI/UX Design
- Figma
- Pixso
- Framer
Web Development
- React
- Next.js
- Vue.js
- Tailwind CSS
Mobile Development
- SwiftUI
- Swift
- iOS
Backend
- Node.js
- Firebase
- Supabase
Machine Learning
- TensorFlow
- BERT
No-Code
- Webflow
- Framer
- Bubble
- Shopify