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: Autoencoders, Recurrent Neural Networks (RNNs), Convolutional Neural Networks, Tensorflow, Classification Algorithms, Model Evaluation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cash Flows, Business Valuation, Financial Statement Analysis, Financial Analysis, Balance Sheet, Financial Modeling, Profit and Loss (P&L) Management, Business Metrics, Case Studies, Return On Investment, Financial Forecasting, Market Analysis, Market Dynamics
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Content Management Systems, Authentications, Authorization (Computing), Web Components, Content Management, TypeScript, Application Programming Interface (API), Web Analytics and SEO, Restful API, Web Applications, Role-Based Access Control (RBAC), Web Development Tools, Software Installation, Data Modeling
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: API Testing, Test Automation, Performance Testing, Server Side, Query Languages
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Business Modeling, Telecommuting, Collaborative Software, Business Planning, Business Development, Presentations, Entrepreneurship, Brainstorming, Business Strategy, Data Visualization
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Object Oriented Programming (OOP), Java, Development Environment, Computer Programming, Software Design, Integrated Development Environments, Debugging, File Management, Data Structures
Beginner · Course · 1 - 3 Months

Skills you'll gain: GitHub, C# (Programming Language), Git (Version Control System), .NET Framework, Microsoft SQL Servers, Microsoft Visual Studio, Database Development, Application Development, Query Languages, Event-Driven Programming, Data Validation, Debugging
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Content Performance Analysis, Social Media Content, Social Media Marketing, Social Media Management, Social Media, Scheduling, Digital Marketing, User Accounts
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Market Share, Financial Statement Analysis, Case Studies, Estimation, Business Valuation, Financial Analysis, Competitive Analysis, Financial Modeling, Market Analysis, Growth Strategies, International Finance, Financial Forecasting, Benchmarking, Spreadsheet Software
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Git (Version Control System), GitHub, Version Control, Open Source Technology, Collaborative Software, Microsoft Visual Studio, Command-Line Interface, Code Review, Technical Communication
Intermediate · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Amazon Web Services, Data Management, Time Series Analysis and Forecasting, Real Time Data
Beginner · Course · 1 - 4 Weeks

Xi'an Jiaotong University
Skills you'll gain: Database Design, System Testing, User Interface (UI) Design, .NET Framework, Software Testing, Databases, ASP.NET, C# (Programming Language), Web Applications, Application Development, Software Development, SQL
Mixed · Course · 1 - 3 Months