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.

Google Cloud
Skills you'll gain: Looker (Software), Dashboard Creation, Dashboard, Data Governance, Data Visualization, Digital Transformation, Data Presentation, Real Time Data, Google Cloud Platform, Data Modeling, Business Transformation, Interactive Data Visualization, Data Visualization Software, Data Synthesis, Data Management, Data Warehousing, Pivot Tables And Charts, Ad Hoc Reporting, Performance Tuning, Business Intelligence Software
Intermediate · Specialization · 3 - 6 Months

Macquarie University
Skills you'll gain: Data Presentation, Data Storytelling, Data Ethics, SAS (Software), Business Analytics, Dashboard Creation, Data Visualization Software, Dashboard, Analytics, Demand Planning, Probability & Statistics, Data-Driven Decision-Making, Analytical Skills, Business Intelligence, Data Analysis, Forecasting, Trend Analysis, Histogram, Statistical Methods, Business Ethics
Mixed · Course · 1 - 3 Months

Skills you'll gain: Dashboard Creation, Power BI, Data Visualization Software, Interactive Data Visualization, Data Presentation, Data Storytelling, Business Intelligence, Data Import/Export, Data Sharing, Data Modeling, Data Transformation, Descriptive Analytics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Ggplot2, Plot (Graphics), Tidyverse (R Package), Data Visualization, Statistical Visualization, Data Analysis, Exploratory Data Analysis, R Programming, Data Visualization Software, Data Wrangling, Data Manipulation, R (Software)
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Data Governance, Data Strategy, Data Management, Data Pipelines, Data Integrity, General Data Protection Regulation (GDPR), Data Quality, Dataflow, Technical Communication, Personally Identifiable Information, Compliance Auditing, Jira (Software), Issue Tracking, Data Analysis, Regulation and Legal Compliance, Project Planning, Data Storage, Process Analysis, Performance Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, Data Governance, Real Time Data, Data Management, Microsoft SQL Servers, Metadata Management, Data Architecture, Data Security, Security Controls, Power BI, Analytics, Azure Active Directory, System Monitoring, Identity and Access Management, Event-Driven Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Manipulation, Statistical Analysis, R (Software), Ggplot2, R Programming, Data Wrangling, Data Transformation, Data Visualization Software, Data Science, Applied Machine Learning, Data Preprocessing, Probability & Statistics, Data Analysis, Statistical Modeling, Machine Learning Methods, Regression Analysis, Statistical Software, Data-Driven Decision-Making, Statistical Programming, Machine Learning
Beginner · Course · 1 - 3 Months

Fractal Analytics
Skills you'll gain: AI Security, Vector Databases, Data Strategy, Data Management, Data Architecture, Data Security, Data Governance, Generative AI Agents, Metadata Management, Containerization, Data Ethics, Interoperability, Data Store, Retrieval-Augmented Generation, Taxonomy, Data Storage, Data Processing, Large Language Modeling, Machine Learning, Agentic systems
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apache Spark, Data Persistence, Big Data, Data Processing, Distributed Computing, Data Import/Export, JSON, Data Transformation, Performance Tuning
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, Model Optimization, Data Preprocessing, Model Training, Model Deployment, Statistical Analysis, Performance Metric, Deposit Accounts
Mixed · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Seaborn, Matplotlib, Data Transformation, Plot (Graphics), Pandas (Python Package), Data Manipulation, Data Visualization Software, NumPy, Data Visualization, Data Analysis, Scatter Plots, Data Science, Jupyter, Graphing, Data Processing, Box Plots, Python Programming, Computer Programming, Computer Programming Tools, Software Development
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Structures, Data Access, Python Programming, Data Management
Beginner · Course · 1 - 3 Months