Thalhah
Shafiyurrahman

EXPERIENCE

Business Owner

August 2023 – Present | Jakarta, Indonesia

My experience began with our family business, a carwash we built from the ground up. I started as the only worker, later becoming the cashier who managed daily finance and stock control. Over time, I took on marketing to bring in more customers and improve loyalty. I also had to handle employees, interact directly with customers, and ensure operations ran smoothly.

Key Responsibilities:

  • Daily financial management and cash flow control
  • Inventory management and stock control
  • Customer service and relationship management
  • Marketing strategy development and implementation
  • Employee management and training
  • Operational efficiency optimization
Business Management Marketing Leadership Inventory Management Customer Service

Senior High School / Android App & IoT Development

August 2020 – May 2023 | Bogor, Indonesia

I have begun studying Android development with Java and Kotlin, while also getting introduced to Dart and Flutter for cross‑platform app development. In addition, I am learning about the Internet of Things (IoT) through Arduino, which has given me valuable hands‑on experience connecting software with hardware.

Projects & Achievements:

  • Developed cross-platform mobile applications using Flutter
  • Created Android apps using Java and Kotlin
  • Built IoT projects with Arduino microcontrollers
  • Integrated hardware sensors with software applications
  • Participated in coding competitions and hackathons
Android Studio Dart Flutter Arduino Java Kotlin

Junior High School / Website & Game Development

May 2017 – June 2020 | Bogor, Indonesia

I have explored various aspects of technology and programming. I started with the basics of web development through HTML and CSS, which gave me a foundation in designing and structuring websites. I then moved on to learning Java, which allowed me to understand object-oriented programming concepts. Additionally, I have experience in creating simple games using Scratch.

Learning Journey:

  • Built responsive websites using HTML and CSS
  • Learned object-oriented programming with Java
  • Created interactive games using Scratch
  • Developed problem-solving and logical thinking skills
  • Participated in school technology competitions
HTML CSS Java Scratch