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.

Alibaba Cloud Academy
Skills you'll gain: Dashboard, Big Data, Data Processing, Data Visualization Software, Apache Hive, Apache Spark, Apache Hadoop, Pandas (Python Package), Data Manipulation, SQL, Extract, Transform, Load, PySpark, Business Intelligence, Data Integration, Database Management, Cloud Storage
Intermediate · Course · 1 - 3 Months
Microsoft
Skills you'll gain: Generative AI, Large Language Modeling, Data Ethics, LLM Application, Prompt Engineering, Responsible AI, Feature Engineering, Artificial Intelligence, Anomaly Detection, Data Synthesis, Information Privacy
Intermediate · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Portfolio Management, Time Series Analysis and Forecasting, Performance Measurement, Financial Forecasting, Analytics, Financial Trading, Financial Analysis, R Programming, Trend Analysis, Investment Management, Statistical Analysis, Equities, Regression Analysis, Risk Analysis, Algorithms
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Data Governance, Extract, Transform, Load, Data Warehousing, Data Integration, DevOps, Data Pipelines, CI/CD, Data Architecture, Infrastructure as Code (IaC), Data Quality, Amazon Redshift, Cloud Computing, Database Architecture and Administration, Cloud Computing Architecture, Analytics, Data Transformation, Amazon S3, Scalability
Mixed · Course · 1 - 3 Months

Skills you'll gain: Dataflow, Data Pipelines, Data Processing, Real Time Data, Extract, Transform, Load, Data Transformation, Jupyter, Google Cloud Platform, JSON, SQL
Advanced · Course · 1 - 3 Months
Starweaver
Skills you'll gain: AI Personalization, System Monitoring, Generative AI, Prompt Engineering, Data Processing, Extract, Transform, Load, Scalability, Data Architecture, Data Pipelines, LLM Application, Performance Tuning, Continuous Monitoring, Enterprise Architecture, Database Systems, Data Quality, Semantic Web, Query Languages, Talent Pipelining, Process Optimization, Engineering
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Real Time Data, Data Pipelines, Data Transformation, Data Integration, Data Processing, Extract, Transform, Load, Power BI, Data Lakes, PySpark, Apache Spark, Data Quality, Data Governance, Analytics
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Microsoft Copilot, Responsible AI, Data Ethics, Data Security, Data Synthesis, Anomaly Detection, Simulations, Data Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Lakes, Data Pipelines, Data Governance, Data Architecture, Google Cloud Platform, Operational Databases, Data Warehousing, Metadata Management, Data Management, Cloud Storage, Applied Machine Learning, Big Data, Advanced Analytics
Intermediate · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Data Governance, Accounting, Data Management, Internal Controls, Internal Auditing, Control Objectives for Information and Related Technology (COBIT), Auditing, Financial Auditing, Fraud detection, Data Quality, Accounting Software, Data Integrity, Pandas (Python Package), Emerging Technologies, Data Analysis, Analytics, Automation, GitHub, Python Programming, Natural Language Processing
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Pandas (Python Package), Scatter Plots, Histogram, Data Visualization, Data Manipulation, Data Import/Export, JSON, Data Cleansing, Data Visualization Software, Exploratory Data Analysis, Data Analysis, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Visualization, Microsoft Excel, Data Visualization Software, Data Import/Export, Business Reporting, Report Writing, Microsoft 365
Beginner · Guided Project · Less Than 2 Hours