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: Prompt Engineering, Generative AI, Responsible AI, Accounts Payable, Accounts Payable and Receivable, Prompt Engineering Tools, Data Ethics, Accounting and Finance Software, Financial Data, Make.com, Data Governance, Workflow Management, Miro AI, Financial Forecasting, Financial Management, Financial Analysis, Artificial Intelligence, No-Code Development, Budgeting, Forecasting
★ 3.9 (7) · Intermediate · Specialization · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Financial Statement Analysis, Financial Statements, Financial Analysis, Financial Reporting, Critical Thinking, Financial Forecasting, Analytical Skills, Financial Data, Balance Sheet, Business Reporting, Financial Accounting, Accounting, Equities, Forecasting, Return On Investment, Income Statement, Annual Reports, Trend Analysis, Standard Accounting Practices, Business Valuation
★ 4.8 (24) · Intermediate · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Fraud detection, Financial Data, Forecasting, Financial Modeling, Risk Analysis, Strategic Decision-Making, Market Trend, FinTech, Financial Analysis, Predictive Analytics, AI Enablement, Generative AI, Decision Making, Applied Machine Learning, Risk Management, AI Workflows, Automation, Business Process Automation, Data Analysis, Financial Reporting
Intermediate · Course · 1 - 3 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Descriptive Analytics, Data Mining, Business Analytics, Data Visualization, Data Presentation, Data Compilation, Predictive Analytics, Analytics, Forecasting, Business Analysis, Predictive Modeling, Data Analysis, Data-Driven Decision-Making, Trend Analysis, Business Strategy, Decision Making
★ 4.7 (69) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Linux Commands, Linux, Command-Line Interface, Penetration Testing, General Networking, Network Administration, Exploitation techniques, Cybersecurity, Data Ethics, Vulnerability Scanning, Network Security, System Configuration, Software Installation, Virtual Machines
★ 4.3 (36) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Frontend Integration, API Testing, React.js, Authentications, Containerization, OAuth, Cloud Deployment, Back-End Web Development, PostgreSQL, API Gateway, Software Documentation, Amazon Web Services, Event-Driven Programming, Database Development, Front-End Web Development, Python Programming, Database Management, Restful API, Object-Relational Mapping, SQL
★ 4.1 (16) · Intermediate · Specialization · 3 - 6 Months

Michigan State University
Skills you'll gain: 3D Modeling, 3D Assets, Video Game Development, Visualization (Computer Graphics), Computer Graphics, Autodesk Maya, Computer Graphic Techniques, Image Analysis, Design Research, Model Optimization, Baking
★ 4.8 (51) · Intermediate · Course · 1 - 3 Months

The University of Notre Dame
Skills you'll gain: Data Ethics, Analytics, Analytical Skills, Responsible AI, Ethical Standards And Conduct, Machine Learning, Business Ethics, Artificial Intelligence and Machine Learning (AI/ML), Information Privacy, Artificial Intelligence, Predictive Analytics, Social Justice, Case Studies
★ 4.6 (49) · Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: SQL, Query Languages, Microsoft Access, Data Presentation, Business Reporting, Relational Databases, Data Access, Data Manipulation, Business Intelligence Software, Data Analysis Software, Data Analysis, Business Intelligence, Microsoft Office
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Microservices, Data Store, Cloud-Native Computing, Cloud Deployment, Site Reliability Engineering, Cloud Computing Architecture, Database Development, Microarchitecture, Web Applications, Prometheus (Software)
★ 4.4 (17) · Intermediate · Specialization · 3 - 6 Months

28DIGITAL
Skills you'll gain: Court Systems, Telecommunications, Law, Regulation, and Compliance, Information Privacy, Personally Identifiable Information, Legal Research, Case Law, Data Access, Data Security, Policy Development, Public Policies, Security Management, Security Strategy
★ 4.3 (50) · Intermediate · Course · 1 - 3 Months

AI CERTs
Skills you'll gain: Human Resources Software, HR Tech, Workforce Planning, Human Resources Management and Planning, Human Resources, People Analytics, Employee Engagement, Human Resource Strategy, Workforce Management, Human Capital, Data Ethics, Human Resource Management, Recruitment, Workforce Development, Talent Recruitment, AI Enablement, Recruitment Strategies, Talent Management, Artificial Intelligence, Decision Making
Beginner · Course · 1 - 3 Months