Portfolio
Certifications
TensorFlow Certificate Program
TensorFlow Developer Certificate
TensorFlow Certificate Program
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Indosat Ooredoo Digital Camp
Machine Learning Engineer – Expert Class
IDCamp · Indosat Ooredoo Digital Camp
Coursera
TensorFlow Developer Specialization
DeepLearning.AI · Coursera
Coursera
TF: Data and Deployment Specialization
TensorFlow · Coursera
Projects
n8n Automation
Social Media Posting Automation
Designed and implemented automated workflows using n8n to schedule and
publish content across multiple social media platforms. Integrated APIs and event-driven
triggers for dynamic content distribution with minimal human intervention.
RAG Pipeline Development
Xendit Documentation Chatbot
Architected a Retrieval-Augmented Generation pipeline to enhance AI-driven
information retrieval and knowledge management. Iterated on embedding strategies to improve
retrieval accuracy and integrated the system with internal knowledge bases for context-aware,
data-driven responses.
Data Visualization
E-commerce Sales Dashboard
Developed an interactive Tableau dashboard to visualize and monitor key
sales KPIs including revenue, profit, and year-over-year trends. Created dynamic charts for
sub-category performance to support business decision-making.
NLP
Product Review Sentiment Analysis
Built a full NLP pipeline for sentiment classification, covering text
preprocessing (tokenization, stemming, stopword removal), TF-IDF feature extraction, and
Chi-Square feature selection. Final model achieved 88% classification accuracy.
Unsupervised ML
Bank Customer Clustering
Performed end-to-end preprocessing, EDA, and K-Means clustering to segment
bank customers by spending behavior and demographics. Delivered actionable insights to support
targeted marketing and customer engagement strategies.