Mobile App Development
Flutter and Kotlin apps people use daily, from GPS attendance with offline support to consumer products. Shipped to 100+ employees across branches at Tunas Rent.
See the attendance app in my workHello There!
I’m Aril Saputra,Fullstack Developer Based in Indonesia.
I build web and mobile products from idea to launch. Founder of KodingYuk, working with founders and teams across Indonesia.
Flutter Developer
Fullstack Developer
Mobile AppsWeb AppsERP SystemsREST APIsProduct UI
Services
Services I Provide
Web App Development
Next.js platforms from landing page to production, including Sampahku.id with 500+ registered users and the KodingYuk client platform.
Open Sampahku.id liveERP and Backend Systems
Odoo customizations, PostgreSQL, and REST APIs that fit how a company actually works. One inventory build cut manual reconciliation time by over 60 percent.
Read about the ERP build below- Flutter
- Next.js
- Firebase
- Odoo
- Kotlin
- TypeScript
About Me
Who is Aril Saputra?
I build digital products, from mobile apps to web platforms, with a focus on real-world impact and clean execution. I run KodingYuk, my own digital studio, while engineering IT systems at Tunas Rent.
Two years across mobile (Flutter, Kotlin), fullstack (Next.js, Firebase), and ERP systems. Former CTO at Ousean Global, and a Bangkit Academy graduate backed by Google, GoTo, and Traveloka.
- Years Experience
- 2+
- Projects Shipped
- 15+
- Clients and Partners
- 5+
Career
Where I have worked
IT System Engineering (Intern)
Sep 2025 to Present
Tunas Rent
- Optimizing IT systems and engineering processes
- Building corporate system infrastructure
- Shipping scalable solutions for enterprise needs, including a GPS attendance app used by 100+ employees
Founder and Fullstack Developer
Sep 2023 to Present
KodingYuk
- Founded and lead a digital studio serving founders and businesses across Indonesia
- Own fullstack delivery from first sketch to production deploy
- Run client onboarding, scoping, and project lifecycles end to end
Chief Technology Officer
Feb 2024 to Sep 2024
PT Ousean Global Digital
- Set technical strategy and roadmap
- Managed developers and technical operations
- Built and maintained core product architecture
Mobile Developer Cohort
Aug 2024 to Dec 2024
Bangkit Academy (Google, GoTo, Traveloka)
- Selected for the Google-led technology training program
- Specialized in Android development with Kotlin
- Shipped capstone work with a cross-functional team
My Favorite Tools
The stack I reach for
Mobile
- Flutter
- Dart
- Kotlin
- Android
- Firebase Mobile
- Mobile UI and UX
Web and Frontend
- Next.js
- React
- TypeScript
- Tailwind CSS
- Node.js
Backend and ERP
- Python
- Odoo ERP
- PostgreSQL
- Docker
- REST APIs
Tools and Cloud
- Firebase
- Cloud Firestore
- Git
- GitHub
- Figma
Selected Work
Things I have shipped
Sampahku.id
Live, 500+ users
A community waste platform connecting households to local collectors with real-time tracking and scheduling. I took it from idea to production solo, and it now serves 500+ users across cities in Indonesia.
Role: Founder and Solo Developer
- Next.js
- Firebase
- Tailwind CSS
- TypeScript
KodingYuk Platform
Live, active clients
The studio site that brings KodingYuk clients in the door: services, case studies, and a direct line to start a project. Serving businesses across Indonesia since September 2023.
Role: Founder
- Next.js
- React
- Firebase
Attendance Mobile App
Deployed, 100+ users
GPS attendance with geofencing for Tunas Rent employees, built offline-first for low-connectivity branches. Plugged into the company HR flow for daily reporting and leave.
Role: Mobile Developer
- Flutter
- Dart
- Google Maps
- Firebase
ERP Inventory System
Deployed, enterprise
Odoo-based inventory covering stock tracking, purchase orders, suppliers, and live dashboards. Customized modules cut manual reconciliation time by over 60 percent.
Role: IT System Engineer
- Python
- Odoo
- PostgreSQL
- Docker
Contact
Let us build together
Based in Indonesia, open to freelance projects and full-time roles. The fastest way to reach me is email, usually answered within a day.