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Fresh Informatics graduate from Universitas Singaperbangsa Karawang with a focus on data analysis and data-driven decision-making. Experienced in academic and personal projects involving data processing, exploratory data analysis, and predictive modeling.

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4+
Projects
2026
Fresh Grad
5+
AI Tools
Rizky Afriza
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About Me

Passionate Data Analyst

I'm Afriza, an Informatics graduate from Universitas Singaperbangsa Karawang with a genuine interest in data and the stories it can reveal. I enjoy exploring datasets, understanding patterns, and turning complex information into insights that are easier to understand and use.

My curiosity about data has led me to explore data analysis, visualization, and predictive modeling through academic and personal projects. I continue to strengthen my skills in SQL, Python, Power BI, and Excel while expanding my understanding of machine learning and data engineering.

Name
Rizky Afriza Rosal Fino
Email
rizkyafrizarosalfino@gmail.com
Status
Fresh Graduate
Availability
Open to Work
4+
Projects
2026
Fresh Grad
5+
Tools

Technical Skills

SQL
SQL
Python
Python
Power BI
Power BI
Microsoft Excel
Excel
Scikit-learn
Scikit-learn
Tableau
Tableau

Data Analysis Workflow

Tools I Work With

I use a combination of data and productivity tools to explore datasets, develop analyses, visualize insights, and streamline my workflow.

Jupyter Notebook

Jupyter Notebook

Eksplorasi & Analisis Data

Power BI

Power BI

Dashboarding & Visualisasi

Google Colab

Google Colab

Eksperimen Model ML

Claude

Claude

Problem Solving & Code Review

ChatGPT

ChatGPT

Problem Solving & Code Review

Career Journey

Work Experience

2026

Administration Assistant — Internship

Bapenda Kabupaten Karawang

Karawang, Indonesia

  • Reviewed and reconciled PBB data, including NOP, NJOP, taxpayer information, and SPPT records between physical documents and internal systems.
  • Verified NJOP based on property area and recorded PBB payment and outstanding tax status using internal systems and Google Sheets.
  • Managed and archived PBB documents and records in both physical and digital formats.
Impact: Supported data verification, reconciliation, and administrative processing of local property tax records.
2025

Staff — Sponsorship Division

Diesnatalis, Faculty of Computer Science — Universitas Singaperbangsa Karawang

Karawang, Indonesia

  • Identified and approached 7 prospective sponsorship partners to support the event.
  • Coordinated with the committee to develop sponsorship outreach and communication strategies.
  • Successfully secured sponsorship support from 5 partners: Sayapku, Wardah, Frisian Flag, Milo, and PDAM Karawang.
Impact: Secured 5 of 7 prospective sponsorship partners approached.
2024–2025

Staff → Coordinator — Public Relations Division

BEM Faculty of Computer Science — Universitas Singaperbangsa Karawang

Karawang, Indonesia

  • Coordinated with speakers and media partners to support faculty activities.
  • Managed external communication and helped maintain relationships with relevant stakeholders.
  • Supported event promotion through organizational communication channels, including Instagram.
  • Served as Public Relations Coordinator for WEBA 2025.
Impact: Supported external communication, stakeholder coordination, and event promotion.
2025

Staff — Student Advocacy and Welfare Department

BEM Faculty of Computer Science — Universitas Singaperbangsa Karawang

Karawang, Indonesia

  • Contributed to activities focused on addressing and following up on student concerns.
  • Coordinated with department members to discuss student needs and concerns.
  • Supported departmental programs and communication with students regarding welfare-related issues.
Impact: Supported student advocacy and welfare initiatives through student communication, issue follow-up, and departmental coordination.

Featured Work

Recent Projects

01
Machine Learning · Remote Sensing
2026

Prediksi Hasil Panen Padi Kabupaten Karawang (Skripsi)

Memprediksi produktivitas dan produksi padi di 30 kecamatan Kabupaten Karawang menggunakan citra Sentinel-1, Sentinel-2, CHIRPS, dan MODIS melalui Google Earth Engine. Random Forest mencapai MAPE 7,2% dengan validasi LOYO, dengan kesesuaian estimasi produksi 2025 sebesar 97,5% terhadap data Dinas Pertanian.

Python Scikit-learn Remote Sensing Google Earth Engine
GITHUB THESIS
02
Machine Learning · Time-Series Forecasting
2025

Walmart Weekly Sales Forecasting

Membangun pipeline forecasting penjualan mingguan pada level Store dan Department menggunakan dataset Walmart, dengan model dipilih melalui validasi kronologis. XGBoost menghasilkan holdout MAE 1.272 (WAPE 8,0%), dengan forecast produksi 39 minggu ke depan dijalankan secara recursive.

Python XGBoost Scikit-learn Time-Series
GITHUB
03
Data Analytics · Looker Studio
2025

E-Commerce Sales & Customer Analytics

Menganalisis 3.000 transaksi e-commerce fashion (2022–2025), mengidentifikasi Rp1,49 miliar net order value dengan Rp229,16 juta (15,33%) revenue loss dari pembatalan dan retur. Kategori Jacket menyumbang revenue tertinggi sekaligus memiliki loss rate tertinggi, sementara uji chi-square menunjukkan tidak ada asosiasi signifikan antara metode pembayaran dan status order (p = 0,44).

Python Pandas SciPy Looker Studio Statistical Testing
GITHUB
04
Data Engineering · SQL · ETL
2024

Retail Sales ETL & Analytics Pipeline

Membangun pipeline ETL untuk mengolah data transaksi retail dari proses ingestion hingga penyimpanan terstruktur di PostgreSQL. Data dibersihkan dan ditransformasi menggunakan Python, kemudian dianalisis dengan SQL untuk menghasilkan insight mengenai penjualan, produk, dan customer behavior.

Python Pandas PostgreSQL SQL ETL AWS S3 Data Pipeline

Continuous Learning

Certifications & Achievements

Digital Talent Academy / Komdigi 2026

Associate Data Scientist + Python

Training focused on Python, data exploration, data cleansing, and foundational machine learning techniques.

Python Data Science Machine Learning
Dicoding 2026

Belajar Machine Learning untuk Pemula

Learned fundamental machine learning concepts, including data preparation, model development, evaluation, and optimization.

Machine Learning Python Scikit-learn
Digital Talent Academy / Komdigi 2026

Data Scientist Supervisor

Training focused on data science workflows, analytical problem solving, and the application of data-driven approaches.

Data Science Python Data Analytics
Dicoding 2026

Belajar Dasar AI

Developed a foundational understanding of artificial intelligence concepts and their practical applications.

Artificial Intelligence AI Fundamentals

Rizky

Rizky Afriza Rosal Fino

Data Analyst

Open to Work ✦

Let's Create Something Amazing

Have a data project in mind or want to discuss a research collaboration? I'm open to opportunities in data analysis, internships, freelance projects, and collaborative work.

Send Email rizkyafrizarosalfino@gmail.com