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.

Edureka
Skills you'll gain: Memory Management, Other Programming Languages, Code Reusability, Programming Principles, Integrated Development Environments, Build Tools, System Programming, Web Development, Maintainability
★ 3.6 (18) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Content Performance Analysis, Content Scheduling, Driving engagement, Hootsuite, Social Media Content, Social Media Marketing, Content Optimization, Social Media Analytics, Content Development and Management, Digital Marketing Tools, Web Analytics, Content Strategy, Performance Improvement, Web Analytics and SEO, Data Import/Export, Market Analysis, Data-Driven Decision-Making
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Financial Analysis, Financial Statement Analysis, Variance Analysis, Financial Acumen, Financial Statements, Trend Analysis, Microsoft Excel, Excel Formulas, Power BI, Financial Modeling, Profit and Loss (P&L) Management, Financial Data, Performance Analysis, Microsoft Copilot, Budget Management, Business Analytics, Financial Planning, AI Enablement, Data Visualization, AI Workflows
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Responsible AI, AI literacy, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning, Artificial Intelligence, Model Evaluation
★ 4.7 (13) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Pipelines, Dataflow, Real Time Data, Google Cloud Platform, Data Processing, Extract, Transform, Load, Data Architecture, Software Design Patterns, Analytics, Data Transformation, Data Storage, Artificial Intelligence and Machine Learning (AI/ML)
★ 4.6 (8) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache Spark, Managed Services, Google Cloud Platform, Big Data, Apache Hadoop
★ 4 (11) · Beginner · Project · Less Than 2 Hours

Scrimba
Skills you'll gain: React.js, Routing Protocols, Code Reusability, JavaScript Frameworks, Frontend Performance, Web Content Accessibility Guidelines, UI Components, Debugging, Javascript, Context Management, Authentications, Data Management
★ 4.8 (36) · Advanced · Course · 1 - 3 Months

Alfaisal University | KLD
Skills you'll gain: Financial Statement Analysis, Financial Statements, Financial Analysis, Accounting, Income Statement, Generally Accepted Accounting Principles (GAAP), Standard Accounting Practices, Financial Reporting, Financial Accounting, Financial Data, Balance Sheet, Budgeting
★ 4.9 (23) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: File I/O, Unified Modeling Language, Visual Basic (Programming Language), Object Oriented Programming (OOP), Microsoft Visual Studio, Object Oriented Design, Program Development, Microsoft Development Tools, .NET Framework, Code Reusability, Software Engineering, Data Structures
★ 4.6 (16) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), C# (Programming Language), Code Reusability, Application Development, Data Structures, Linux
★ 4.9 (8) · Intermediate · Guided Project · Less Than 2 Hours
Skills you'll gain: OAuth, Salesforce Development, Authentications, Salesforce, Cloud Deployment, Cloud-Based Integration, Systems Integration, Middleware, Application Programming Interface (API), Application Deployment, Data Integration, API Design, Data Mapping, System Monitoring, Data Transformation, Event Monitoring, Security Controls, Event-Driven Programming, Real Time Data
Advanced · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Retrieval-Augmented Generation, Generative AI, LangChain, LLM Application, Large Language Modeling, Embeddings, Vector Databases, AI Orchestration, Model Evaluation
Intermediate · Course · 1 - 4 Weeks