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: Azure Synapse Analytics, Data Migration, Microsoft Azure, Data Warehousing, SQL Server Integration Services (SSIS), Microsoft SQL Servers, Cloud Management, Cloud Security, Database Design, Star Schema, Performance Tuning, System Configuration, Transact-SQL, Data Modeling, Cloud Computing Architecture, Extract, Transform, Load, Data Security, Apache Spark, Data Integration, Data Pipelines
Intermediate · Course · 1 - 3 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Data Processing, Big Data, Data Infrastructure, Data Storage Technologies, Apache Hadoop, Data Analysis, Economics, Policy, and Social Studies, Data Governance, Business Transformation, Distributed Computing, Social Impact
★ 4.7 (2.2K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Application Deployment, Web Services, Performance Tuning, .NET Framework, Model View Controller, Application Development, UI Components, Application Design, Software Design, User Interface (UI), User Interface (UI) Design, Software Architecture, Web Applications, Event-Driven Programming, Animations, Software Design Patterns, Frontend Performance, Maintainability, Data-oriented programming, Human Computer Interaction
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft SQL Servers, Data Security, Microsoft Azure, Cloud Security, Databases, Database Management, Data Management, Data Access, Security Controls, Authorization (Computing), Role-Based Access Control (RBAC)
Intermediate · Guided Project · Less Than 2 Hours

The State University of New York
Skills you'll gain: Event Management, Facility Management, Performance Analysis, Financial Data, Facility Operations, Business Analytics, Law, Regulation, and Compliance, Data-Driven Decision-Making, Analytics, Data Management, People Analytics, Data Analysis, Performance Measurement, Team Performance Management, Team Management, Regulation and Legal Compliance, Legal Risk, Health Technology, Contract Management, Operations Management
★ 4.8 (31) · Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Data-Driven Marketing, Web Analytics and SEO, Data Storytelling, Driving engagement, Statistical Methods, Statistical Analysis, Technical Communication, Performance Reporting
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: AWS Kinesis, Amazon Redshift, Real Time Data, Data Pipelines, Serverless Computing, Amazon Web Services, Extract, Transform, Load, Apache Spark, Apache Airflow, Data Processing, Interactive Data Visualization, Analytics, Data Transformation, Data Security, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Statistical Visualization, Data Presentation, Data Wrangling, Data Processing, Data Science, Data Structures
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Cloud-Based Integration, Real Time Data, Data Pipelines, Apache Spark, Google Cloud Platform, Data Integration, Data Transformation, Data Wrangling, Data Analysis, Data Visualization, Data Management
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Apache Hadoop, Apache Hive, Big Data, Data Integration, Data Processing, Enterprise Application Management, Performance Tuning, Data Manipulation, Data Analysis, Distributed Computing, Data Import/Export, SQL, Analysis, Data Transformation, Program Development
Mixed · Course · 1 - 3 Months

Skills you'll gain: Enterprise Architecture, Apache Kafka, Data Architecture, Generative AI, Data Infrastructure, Root Cause Analysis, Dataflow, Solution Architecture, Systems Architecture, Data Quality, Data Pipelines, Data Integration, Cloud Storage, Data Storage Technologies, Data Storage, Failure Analysis, Data Processing, Metadata Management, Performance Tuning, Dependency Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Business Intelligence, Business Intelligence Software, Marketing Analytics, Pivot Tables And Charts, Dashboard Creation, Dashboard, Data Visualization, Data-Driven Marketing, Power BI, Data Presentation, Google Analytics, Data Visualization Software, Microsoft Excel, Marketing, Data Collection, Data Analysis, Market Analysis, Market Intelligence, Market Research, Data Management
Beginner · Course · 1 - 3 Months