Reza Arya Wijaya
Junior AI Engineer
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Hi, I'm Reza 👋
Enthusiastic Junior AI Engineer , eager to explore data-driven solutions and develop impactful ML projects.
Python
PHP
JavaScript
TypeScript
TensorFlow
Keras
PyTorch
Ultralytics YOLO
Scikit-Learn
OpenCV
Mediapipe
XGBoost
Flask
Laravel
Astro JS
Flutter
Mastra AI
LangChain
LangFuse
RoboFlow
Puppeteer
Pandas
NumPy
Matplotlib
Seaborn
MySQL
Microsoft SQL Server
Firebase
Postgres
Supabase
Git
Docker
N8N
Professional Experience
DOT Indonesia
Malang, Indonesia
Jul 2025 – Dec 2025
Building a Customer Service Chatbot using AI, leveraging RAG and Embedding Model to ensure chatbot's answer validity, accuracy, and helpfulness. Developed using Mastra AI to make sure it's safety and scalability. Utilizing Vertex API to developed a content generation tools, optimizing time and resource needed by using this tool.
Python
Mastra AI
LangChain
LangFuse
OpenRouter
AI Engineer Intern
PT. Graha Sarana Gresik
Gresik, Indonesia
Jan 2025 – Jul 2025
Working on a basic NLP model for digital mailing system within the Engineering and Development division. Developed a hand tracking model for side project using Mediapipe, OpenCV, and PyGUI, achieving real-time performance for mouse gesture control.
Python
Mediapipe
OpenCV
PyGUI
Machine Learning Engineer Intern
Projects Showcase
AI Project
BikinKonten
AI Project
DoTalk
Website App
Digital Office (DOF)
Deep Learning
Real-Time Emotion Detection
Mobile App
FaceCount (Attendance Counter Application Based on Gender)
Website App
Posyandu Information System
Machine Learning
Survival Prediction Using Titanic Dataset