🚀 Bachelor of Engineering Physics @ ITB
🛠️ Tech enthusiast in Data and Machine Learning
👾 Aspiring to be an Analytics Master!
📨 riri.raissa12@gmail.com
Please kindly check out my projects! ✨ (EDA and Machine Learning - Python)
Let's bridge the gaps and spark conversations! 🪄
🏫 Institut Teknologi Bandung (Aug 2019 - Jul 2023)
Engineering Physics
• Bachelor Thesis:
“Development of A Color Mapping and Classification System for Batik Textile from Garut and Solo”
• Implemented deep learning model ESRGAN for 4x resolution enhancement of low-quality batik cloth images
• Leveraging supervised and unsupervised machine learning to predict the origin of batik fabric from photos based on 5 dominant colors
• Presented the research paper at “The 8th International Conference on Instrumentation, Control, and Automation (ICA) 2023
⚒️ Data Architect Intern (Jun - Dec 2023)
Enhancing the Airbnb Performance through Price Prediction and Market Segmentation Using Machine Learning
Airbnb, a renowned online hospitality platform, connects hosts offering short-term lodging accommodations with guests seeking temporary stays.
However, hosts and guests often lack market awareness concerning their properties.
Build Database system
💫Integrated 3200+ data
VBA, SQL, Ms. Access, Ms. Excel, ERD
Analyzed 3-month of Oreo sales data
⚒️ Data Analyst Intern (Aug - Nov 2023)
Management10+ projects
Ms. Excel (Pivot Table, Vlookup, If-Else, Plot)
⚒️ Data Engineer Intern (Jun - Aug 2022)
Telkom
ETL System for tea factory’s sensors
89% accuracy using ESP32
Arduino, .json, data pipeline, ESP32, ETL
Machine Learning Model to Predict Hotel Booking Cancellation called “Don’t Cancel!”
When a customer places an order, the order may or may not be cancel
SQL Query Study Case: Revolutionize Sales Unleashing the Power of Product
Conducted a thorough analysis of product trends across 5 tables, emphasizing the primary fact_sales table to optimize sales strategies.
This analysis offers actionable insights to enhance sales and refine marketing approaches for maximum impact in the next campaign.
Hand Sign Detector on MATLAB
Developed and implemented a deep learning Convolutional Neural Network (CNN) model based on AlexNet architecture comprising 8 layers for feature extraction and 26 connected layers corresponding to the 26 alphabets.
A classification layer at the end was employed to accurately identify the displayed alphabet.
Skills
Data Analysis
Pivot Table, Data Cleaning, Exploratory Data Analysis, Classification Analysis, Data Visualization, Data Manipulation, Feature Engineering,
Software
Microsoft Office (Power Point, Word, Excel, Access), Python, Jupyter Notebook, Google Colaboration, Visual Studio Code, MATLAB, Looker Studio, Power BI, DBeaver, PostgreSQL, Figma
Programming Languag
Python (NumPy, Matlotlib, Pyplot, Pandas, sklearn), SQL, MATLAB, Visual Basic for Applications
Language Skill
Native in Bahasa Indonesia, limited working proficiency in English
Banking Services: Unraveling Customer Transaction Journeys
This is a case study project for a bank transaction scenario with generated dummy data that I created using the Faker library in PostgreSQL.
Please kindly check out my projects! ✨ (SQL Query)
Other Projects ✨
Product Revenue Growth Market Analysis
SQL Query to gain insight and market analysis of Product's Revenue
⚒️ Data Analyst Intern (Dec 2023 - Jan 2024)
Biops Agrotekno
🍆
0.98 Logistic Regression ML
🔑 4 key insights and visualized
Python, ML, Ms. Excel
🏠
91,4% success rate in data mapping
🗿 6 internal projects to enhance
SQL, DBeaver, ETL, ODS
SQL, Python, Excel, Sheet