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: Data Governance, Digital Transformation, Real Time Data, Google Cloud Platform, Business Transformation, Data Management, Data Warehousing, Data Transformation, Big Data, Looker (Software), Cloud Storage, Analytics, Business Intelligence, Governance, Data Processing, Dataflow, Data-Driven Decision-Making, Database Systems, Data Storage
★ 4.8 (927) · Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Patient Registration, Registration, Health Information Management, Health Information Management and Medical Records, Data Quality, Data Entry, Denial Management, Data Validation, Medical Records, Electronic Medical Record System, Medical Office Procedures, Data Maintenance, Data Integrity, Quality Assurance
Beginner · Course · 1 - 4 Weeks

Università di Napoli Federico II
Skills you'll gain: Tableau Software, Data Visualization Software, Data Visualization, Interactive Data Visualization, Business Intelligence Software, Business Intelligence, Plot (Graphics), Data Presentation, Data Modeling, Data Integration, Data Analysis Software, Data Analysis, Data Import/Export, Data Manipulation, Time Series Analysis and Forecasting, Real Time Data, Data Management
★ 4.6 (11) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Service Level, Databases, Database Development, Database Management, Acceptance Testing, Data Architecture, Software Engineering, Web Applications, Performance Testing, Scalability, Software Systems, Microservices, Software Architecture, System Testing, Distributed Computing, Data Infrastructure, System Monitoring, Functional Requirement, Application Deployment, Big Data
★ 3.5 (107) · Advanced · Specialization · 1 - 3 Months

Skills you'll gain: Data Lakes, Data Warehousing, Data Pipelines, Data Architecture, Cloud Engineering, Cloud Storage, Google Cloud Platform, Data Storage, SQL
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Restful API, Android Development, Kotlin, API Design, Android Studio, Application Programming Interface (API), Android Jetpack, Mobile Development, Database Application, Database Management, Data Persistence, Databases, JSON, Database Development, Web Applications, Back-End Web Development, SQL, Data Access, Relational Databases
★ 4.7 (61) · Intermediate · Course · 1 - 3 Months
Skills you'll gain: Data Import/Export, Alteryx, No-Code Development, Data Visualization, Data Literacy, Data Presentation, Business Analytics, Data Governance, Business Workflow Analysis, Workflow Management, Analytics, Operational Efficiency, Enterprise Application Management, Data Wrangling, Data Cleansing, Data Management, Data Manipulation, Data Analysis Software, Data Transformation, Automation
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Metadata Management, Google Cloud Platform, Data Mining, Big Data, Exploratory Data Analysis, Data Management, Cloud API
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Power BI, Data Ethics, Statistical Visualization, Data Visualization Software, Data Analysis, Statistical Analysis, Correlation Analysis, Business Intelligence, Statistical Methods, Advanced Analytics, Data Analysis Expressions (DAX), Analytical Skills, Data-Driven Decision-Making, Exploratory Data Analysis, Trend Analysis, Time Series Analysis and Forecasting, Interactive Data Visualization, Spatial Data Analysis, Scatter Plots, Forecasting
★ 4.8 (30) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Core Data (Software), Restful API, Apple iOS, iOS Development, JSON, Swift Programming, Application Programming Interface (API), Mobile Development, Application Development, Data Persistence, Data Modeling, Authentications
★ 4 (52) · Intermediate · Course · 1 - 4 Weeks

SkillUp
Skills you'll gain: Personally Identifiable Information, Cybersecurity, General Data Protection Regulation (GDPR), Information Privacy, Data Security, Data Loss Prevention, Incident Response, Data Governance, Law, Regulation, and Compliance, Data Management, Data Storage, Data Integrity, Data Ethics, Regulation and Legal Compliance
★ 4.3 (6) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Social Media Analytics, Data Presentation, Business Intelligence, Predictive Modeling, Dashboard Creation, Predictive Analytics, Customer Analysis, Case Studies, Advanced Analytics
Intermediate · Course · 1 - 4 Weeks