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: Model Deployment, Google Cloud Platform, Data Lakes, Data Pipelines, Dataflow, Tensorflow, Big Data, Extract, Transform, Load, Apache Hadoop, Apache Spark, Real Time Data, Data Processing, Data Integration, Unstructured Data, Dashboard Creation, Data Warehousing, Metadata Management, Applied Machine Learning, Data Architecture, Data Migration
Intermediate · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Star Schema, Data Analysis Expressions (DAX), Power BI, Snowflake Schema, Data Modeling, Model Optimization, Performance Tuning, Data Analysis
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Dashboard Creation, Business Reporting, Data Transformation, Business Intelligence, Data Visualization Software, Business Intelligence Software, Dashboard, Data Analysis, Microsoft Excel, Data Visualization, Data Cleansing, Data Modeling, Data Analysis Software, Microsoft PowerPoint, Microsoft 365, Microsoft Office, Collaboration, Data Import/Export
Intermediate · Specialization · 3 - 6 Months

Tsinghua University
Skills you'll gain: Data Structures, Algorithms, Graph Theory, Computational Thinking, Programming Principles, Database Management Systems, System Design and Implementation, Theoretical Computer Science, Computer Programming, Computer Science
Intermediate · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: Data Visualization Software, PySpark, Data Visualization, Snowflake Schema, Data Storytelling, Site Reliability Engineering, Docker (Software), Databricks, Containerization, GitHub Copilot, Interactive Data Visualization, Plot (Graphics), Plotly, Data Pipelines, Kubernetes, Apache Spark, Apache Hadoop, Big Data, Data Science, Python Programming
Intermediate · Specialization · 1 - 3 Months

Fractal Analytics
Skills you'll gain: A/B Testing, Design Thinking, User Centered Design, Design and Product, Experience Design, Data Storytelling, Dashboard, User Feedback, Solution Design, Stakeholder Engagement, Stakeholder Analysis, Customer Insights, Interviewing Skills, Empathy & Emotional Intelligence, Business Requirements, Problem Solving, Product Testing
Intermediate · Course · 1 - 3 Months

University of Huddersfield
Skills you'll gain: Data Literacy, Linear Algebra, Graph Theory, Statistical Software, Big Data, Computational Logic, Back-End Web Development, Integral Calculus, Analytics, Matplotlib, Data Visualization, Probability & Statistics, Statistical Programming, Plot (Graphics), Calculus, Scatter Plots, Data Mining, R Programming, Relational Databases, Applied Mathematics
Earn a degree
Degree · 1 - 4 Years

Skills you'll gain: Data Storytelling, Plotly, Data Presentation, Matplotlib, Interactive Data Visualization, Seaborn, Plot (Graphics), Data Visualization, Data Visualization Software, Statistical Visualization
Beginner · Guided Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Microsoft Azure, Big Data, Data Processing, Analytics, Data Pipelines, Databricks, Apache Spark, Data Analysis, Data Integration, Data Warehousing, Extract, Transform, Load, Real Time Data, Data Store, Data Transformation, Scheduling, Data Storage
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Dashboard Creation, Variance Analysis, Dashboard, Business Reporting, Data Presentation, Data Storytelling, Power BI, Financial Reporting, Interactive Data Visualization, Business Intelligence, Report Writing, Data Visualization, Financial Data, User Feedback, Presentations, Financial Analysis, Microsoft Copilot, Data-Driven Decision-Making, Trend Analysis, Microsoft 365
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Ggplot2, Scatter Plots, Plot (Graphics), Data Visualization Software, Statistical Visualization, Heat Maps, R Programming, Graphing, Data Wrangling, Graphics Software, Graphic and Visual Design
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Data Warehousing, SQL, Data Governance, Data Integration, Data Management, Business Intelligence, Oracle Databases, Analytics, PostgreSQL, Data Mining, Big Data, Relational Databases, Database Management Systems, Query Languages, Business Analytics, Data Architecture, Analytical Skills, Data Storage Technologies
Mixed · Course · 1 - 3 Months