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.

Packt
Skills you'll gain: MongoDB, Database Design, Database Development, Data Modeling, Security Controls, Query Languages, Data Security, Database Architecture and Administration, NoSQL, System Monitoring, Vector Databases, Data Storage Technologies, Database Management, Transaction Processing, Performance Tuning, Authentications, Scalability, Encryption, Data Transformation
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Computer Hardware, Hardware Troubleshooting, Networking Hardware, Desktop Support, USB, Data Storage, System Configuration, Peripheral Devices, Data Storage Technologies, Microsoft Windows, Software Installation, General Networking, Display Devices
Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Business Analysis, Stakeholder Engagement, Stakeholder Management, Business Requirements, Solution Design, Requirements Management, Stakeholder Communications, Business Process, Business Strategies, Requirements Elicitation, Stakeholder Analysis, Performance Analysis, Strategic Thinking, Governance, Performance Measurement, Business Solutions
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Risking, Responsible AI, Data Ethics, AI Personalization, Business Ethics, Ethical Standards And Conduct, Case Studies, Information Privacy, Data Governance
Intermediate · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Predictive Modeling, Predictive Analytics, Business Analytics, Business Planning, Customer Analysis, Project Design, Advanced Analytics, Machine Learning Methods, Applied Machine Learning, Business Analysis, Solution Design, Data-Driven Decision-Making, Sprint Planning, Machine Learning, Brainstorming, Trend Analysis, Design Thinking, Ideation, Decision Tree Learning, Deep Learning
Beginner · Course · 1 - 3 Months

Skills you'll gain: Persona Development, Experience Design, User Experience, User Centered Design, User Research, Design and Product, Customer Analysis, Customer Insights, Collaborative Software, Diversity and Inclusion, Product Development
★ 4.4 (22) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Go (Programming Language), Debugging, Memory Management, Application Development, Program Development, Build Tools, Data Structures, Development Environment, Programming Principles, Microsoft Visual Studio, Integrated Development Environments, Software Development Tools, Software Installation, Code Reusability, Object Oriented Programming (OOP), Command-Line Interface, System Programming, Package and Software Management, Other Programming Languages
Beginner · Specialization · 3 - 6 Months
STARWEAVER
Skills you'll gain: Digital Forensics, Electronic Discovery, Investigation, Criminal Investigation and Forensics, Incident Response, Technical Communication, Report Writing, Data Ethics, Legal Hearings, Cybersecurity, Litigation Support, Fraud detection, Law, Regulation, and Compliance, Ethical Standards And Conduct, Compliance Reporting, Data Collection, Analysis, Management Reporting, Record Keeping, Regulatory Requirements
Beginner · Course · 1 - 3 Months

Skills you'll gain: JavaScript Frameworks, Node.JS, Web Frameworks, Restful API, Web Development, Web Applications, Application Programming Interface (API), Server Side, File Systems, Javascript, File I/O, Web Servers, Databases, Authentications, Middleware, Cryptography
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Business Valuation, Forecasting, Financial Forecasting, Financial Analysis, Risk Analysis, Financial Statement Analysis, Financial Data, Finance, Business Analysis, Analysis, Financial Market, Corporate Finance, Business, Due Diligence, Market Data, Market Analysis
Mixed · Course · 1 - 3 Months

Skills you'll gain: AI Personalization, Proposal Writing, Sales Presentations, Proposal Development, Sales Presentation, Sales Strategy, Storytelling, Presentations, Data Storytelling, Sales Process, Market Research, Anthropic Claude, Microsoft PowerPoint, AI Integrations
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Scalability, Performance Measurement, Performance Analysis, Simulations, Algorithms, Performance Metric, Simulation and Simulation Software, Complex Problem Solving, Theoretical Computer Science, Python Programming, Data Structures, Software Engineering
Beginner · Guided Project · Less Than 2 Hours