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.

Coursera
Skills you'll gain: Information Systems, Database Software, Database Systems, Database Management Systems, Database Design, Information Management, Databases, Diagram Design, Relational Databases, Database Management, Data Management, Software Systems
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Amazon DynamoDB, Amazon Web Services, Database Management Systems, Database Administration, Database Management, Relational Databases, Database Architecture and Administration, Capacity Management, Transaction Processing, Database Design, Data Analysis Expressions (DAX), Data Modeling, Distributed Computing, Data Storage Technologies, Data Access, Scalability, Performance Tuning
Beginner · Course · 3 - 6 Months

Skills you'll gain: Market Share, Market Opportunities, Market Analysis, Market Trend, Quantitative Research, Trend Analysis, Market Research, Data Visualization, Market Data, Data Literacy, Data Storytelling, Performance Analysis, Analytical Skills, Key Performance Indicators (KPIs), Business Development, Performance Measurement, Gap Analysis, Variance Analysis, Business Strategy, Business Planning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Flask (Web Framework), Application Programming Interface (API), Restful API, Back-End Web Development, Database Management, Bootstrap (Front-End Framework), Object-Relational Mapping, Database Development, Web Applications, SQL, Email Automation, UI Components, Database Design, Application Deployment, Authentications, Front-End Web Development, File Management, Data Migration, User Accounts, Data Validation
Intermediate · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Database Administration, Database Architecture and Administration, Database Systems, Database Management, Database Management Systems, Databases, Operational Databases, Data Maintenance, Database Design, Data Management, Data Integrity, Data Security, SQL, Data Validation, System Monitoring, Security Controls, Performance Tuning, Query Languages, Disaster Recovery, Data Science
Intermediate · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Financial Statement Analysis, Financial Statements, Financial Analysis, Financial Data, Financial Accounting, Corporate Accounting, Process Optimization, Analytics, Corporate Strategy, Accounting, Financial Forecasting, Business Metrics, Process Improvement and Optimization, Operational Analysis, Advanced Analytics, Performance Measurement, Accrual Accounting, Accruals, Predictive Analytics, Finance
Mixed · Course · 1 - 4 Weeks

Universidad Austral
Skills you'll gain: Natural Language Processing, Data Processing, Data Preprocessing, Text Mining, AI Orchestration, Pandas (Python Package), Analysis, AI Workflows, Big Data, Process Modeling, Unstructured Data, File Management, Classification Algorithms
Beginner · Course · 1 - 3 Months
University of Pennsylvania
Skills you'll gain: Positivity, Optimism, Personal Development, Personal Attributes, Positive Behavior Support, Psychology, Working With Children, Education and Training, Research, Visionary, Human Development, Community Development, Constructive Feedback, Experimentation
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Database Design, Database Development, Relational Databases, Data Modeling, Database Software, Database Management Systems, Database Management, Oracle Databases, SQL, Query Languages, Data Integrity, Diagram Design, PostgreSQL
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apple iOS, iOS Development, Swift Programming, Interactive Data Visualization, JSON, Mobile Development, Data Integration, Data Pipelines, Software Development Tools, User Interface and User Experience (UI/UX) Design, User Interface (UI) Design
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Visualization, Data Storytelling, Interactive Data Visualization, People Analytics, Microsoft Excel, Prompt Engineering, Oral Expression, Trend Analysis, AI Workflows, Descriptive Analytics, Persuasive Communication, Stakeholder Communications, AI Integrations, Verification And Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Postman API Platform, Personalized Campaigns, API Testing, Marketing Automation, Content Management Systems, Application Programming Interface (API), Drupal, Restful API, Data Mapping, Workflow Management, Data Integration, Security Controls, Compliance Management, Data Security
Intermediate · Course · 1 - 4 Weeks