Data cleaning courses can help you learn techniques for identifying and correcting errors in datasets, handling missing values, and standardizing data formats. You can build skills in data validation, outlier detection, and transforming raw data into a usable format. Many courses introduce tools like Python libraries such as Pandas and NumPy, as well as software like OpenRefine, that support executing data cleaning tasks efficiently and ensuring data quality for analysis.

Skills you'll gain: Matplotlib, Plot (Graphics), Data Preprocessing, Box Plots, E-Commerce, Business Analytics, Data-Driven Decision-Making, Descriptive Statistics, Histogram, Data Analysis, Graphing, Statistical Visualization, Data Transformation, Scatter Plots, Exploratory Data Analysis, Software Installation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Relational Databases, Database Design, Transact-SQL, Data Visualization, Microsoft SQL Servers, Power BI, Databases, Database Management, Database Development, Data Presentation, Data Visualization Software, SQL, Data Preprocessing, Data Management, Data Integrity, Data Access, Data Manipulation, Data Transformation, Data Import/Export
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Model Deployment, Fraud detection, Feature Engineering, Exploratory Data Analysis, Model Evaluation, Model Training, Real Time Data, Applied Machine Learning, MLOps (Machine Learning Operations), Data Store, Jupyter, Data Analysis, Data Warehousing, Machine Learning
Beginner · Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Precision Medicine, Clinical Trials, Data-Driven Decision-Making, Analysis, Business Analytics, Data Science, Strategic Decision-Making, Decision Making, Regression Analysis, Health Policy, Random Forest Algorithm, Estimation, Treatment Planning, Applied Machine Learning, A/B Testing, Machine Learning, Online Advertising
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apache Airflow, CI/CD, Data Pipelines, Continuous Deployment, Workflow Management, Site Reliability Engineering, Data Engineering, Model Deployment, Data Quality, Version Control, PostgreSQL, Git (Version Control System), Python Programming, Debugging, SQL, Production Management, Scheduling, Unit Testing, Linux Commands, Web Servers
Intermediate · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: Social Studies, Social Sciences, Economics, Policy, and Social Studies, Socioeconomics, World History, Sociology, Public History, Trend Analysis, Data Analysis, Big Data, Research, Higher Education, Political Sciences, Analytics, Data Collection, Education and Training, Case Studies
Mixed · Course · 1 - 3 Months

Skills you'll gain: Extract, Transform, Load, SQL, Data Transformation, Data Pipelines, Query Languages, Data Manipulation, Performance Tuning, Scripting, Database Management
Intermediate · Course · 1 - 4 Weeks

Università di Napoli Federico II
Skills you'll gain: Spatial Data Analysis, Data Integration, Tableau Software, Geospatial Mapping, Spatial Analysis, Data Manipulation, Data Analysis, Data Visualization Software, Data Transformation, Data Mapping, Interactive Data Visualization, Analytics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Database Development, Database Design, Data Integrity
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Data Maintenance, Google Cloud Platform, Data Store, Database Administration, Database Architecture and Administration, Data Management, Databases, Dataflow, Data Access, Data Import/Export, Query Languages
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Responsible AI, Model Deployment, Model Training, Convolutional Neural Networks, Classification Algorithms, Data Analysis, Image Analysis, Data Store, Data Integration, Data Lakes, Model Evaluation, Transfer Learning, Cloud Management, Machine Learning Methods, Machine Learning, Data Processing, Data Preprocessing, Data Pipelines, Data Transformation, Data Manipulation
Intermediate · Professional Certificate · 3 - 6 Months

Northeastern University
Credit offered
Graduate Certificate · 6 - 12 Months