Hi, I'm Aldo!

Data Scientist | Data Analyst

About me

Engineering physics student passionate about data scientist and data analyst. Highly-capable leader, having led multiple organizations. Proficient in a range of modern technologies including Python, R and SQL. Skilled in machine learning, statistics, problem solving, and programming. I have knowledge and experience for most data science steps: data collecting, data cleansing, data modeling, application of statistical methods, and data visualization.

Skills

I am skilled in machine learning include supervised and unsupervised algorithms and use data visualization techniques to present the results. I use Python, R, SQL, Ms. Excel and Tableau for my data projects.

Python 85%
R 85%
SQL 80%
Tableau 80%
Microsoft Office 85%
Google Sheet 80%

Services

As data analyst and data scientist, I translate data into valuable. My goals is to improve results and make the right decisions.

Data visualization

Creation of static and interactive dataviz and dashboards

Machine learning

Machine learning is used to build predictive models

Data cleaning

Clean datasets removing outliers, abberant data and missing values

Communication Skill

presenting information generated from data

Data collect

Collect data from different sources like SQL databases or messy Excel spreadsheets

Data wrangling

Reformat and reshape data to make further analyses easier

Data analysis

Analysis to assess quality and meaning of data

Statistics

Application of statistical methods on dataset

Portfolio

A list of my top data analysis projects, in the form of Jupyter Notebooks.

  • All
  • Python
  • R
  • SQL

Project

Classify Song Genres from Audio Data

Project

Generating Keywords for Google Ads

Project

Predicting Credit Card Approvals

Project

Visualizing COVID-19

Project

The Sharpe Ratio

Project

Product Packaging

Project

Customer Analytics Report

Project

Sales Performance Report

Contact

Feel free to contact me for any question.

Sleman
Yogyakarta

aldo.putra.delfiero@mail.ugm.ac.id