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: Key Performance Indicators (KPIs), Dashboard, Performance Measurement, Data-Driven Marketing, Business Intelligence, Performance Metric, Business Metrics, Performance Analysis, Email Marketing, Performance Reporting, Stakeholder Communications, Marketing Analytics, Data-Driven Decision-Making, Data Visualization, Campaign Management, Continuous Monitoring
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Data Storytelling, Data Presentation, Dashboard, Interactive Data Visualization, Dashboard Creation, Brand Marketing, Brand Strategy, Branding, AI Personalization, Presentations, Data-Driven Marketing, Personalized Campaigns, Brand Management, Customer Insights, Marketing Analytics, Executive Presence, Data Ethics, Responsible AI, AI Enablement, Artificial Intelligence and Machine Learning (AI/ML)
Advanced · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: Decision Making, Critical Thinking, Critical Thinking and Problem Solving, Deductive Reasoning, Analytical Skills, Independent Thinking, Data Literacy, Decision Intelligence, Data-Driven Decision-Making, Behavioral Economics, Complex Problem Solving, Data Analysis, Cooperation, Artificial Intelligence, Emotional Intelligence, Open Mindset, Self-Awareness, Psychology, Communication, Algorithms
★ 4.9 (43) · Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Amazon Bedrock, Generative AI, Generative Model Architectures, Amazon Web Services, Large Language Modeling, Artificial Intelligence
★ 4.5 (210) · Beginner · Course · 1 - 4 Weeks

Meta
Skills you'll gain: Jest (JavaScript Testing Framework), React.js, Event-Driven Programming, UI Components, Web Development Tools, Code Reusability, Front-End Web Development, JavaScript Frameworks, Application Programming Interface (API), Web Applications, Unit Testing, Application Development, Software Design Patterns, Javascript, Development Environment, Context Management, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Dataflow
★ 4.7 (3.7K) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Qualitative Research, General Data Protection Regulation (GDPR), Sampling (Statistics), Data Ethics, Market Research, Focus Group, Interviewing Skills, Sample Size Determination, Statistical Methods, Data Collection, Statistical Analysis, Data Analysis, Heat Maps, No-Code Development, Return On Investment, AI Integrations
Beginner · Course · 1 - 3 Months

Skills you'll gain: Technical Analysis, Financial Trading, Regression Analysis, Business Process Automation, Trend Analysis, Market Data, Predictive Modeling, Market Trend, Advanced Analytics, Securities Trading, Computational Logic, Automation, Data-Driven Decision-Making, Market Dynamics, Decision Intelligence, Financial Market, Workflow Management, Back-End Web Development, Data Visualization, Algorithms
Advanced · Course · 1 - 3 Months

Skills you'll gain: PostgreSQL, SQL, Database Management, Transaction Processing, Databases, Database Management Systems, Data Management, Query Languages, JSON, Performance Tuning, Database Design, Data Access, Data Integrity
Intermediate · Course · 1 - 4 Weeks

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

Duke University
Skills you'll gain: Programming Principles, Algorithms, C (Programming Language), Computer Programming, Program Development, Problem Solving, Solution Design, Computational Logic
★ 4.7 (7K) · Beginner · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Data Ethics, Data Storytelling, Microsoft Excel, Microsoft Copilot, Data Visualization, Data Analysis, Interactive Data Visualization, Data Presentation, Excel Formulas, AI Orchestration, AI Workflows, Workflow Management, Microsoft Office, Artificial Intelligence, Predictive Analytics, Data Manipulation, Data Management, Business, Generative AI
★ 4.6 (26) · Beginner · Specialization · 3 - 6 Months

University of Virginia
Skills you'll gain: Web Presence, Brand Management, Personal Attributes, Safety and Security, digital literacy, Social Media, Self-Awareness, Social Media Management, Social Media Strategy, Relationship Building, Information Privacy, Goal Setting, Constructive Feedback
★ 4.4 (8.9K) · Beginner · Course · 1 - 3 Months