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: Data Presentation, Digital Analysis, E-Commerce, Interactive Data Visualization, Analytics, Key Performance Indicators (KPIs), Google Analytics, Marketing Analytics, Generative AI, Data-Driven Marketing, Data Analysis, Business Strategy, Data Processing, Artificial Intelligence, Data Collection
★ 4.8 (28) · Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Spring Boot, Hibernate (Java), Spring Framework, Web Applications, Application Development, Web Development, Program Development, Restful API, Application Frameworks, Secure Coding, Bootstrap (Front-End Framework), Development Environment, Object-Relational Mapping, Model View Controller, UI Components, Software Development Tools, Authentications, User Interface (UI), Databases
★ 4.7 (13) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Mathematical Software, Software Installation, Numerical Analysis, Mathematical Modeling, Trigonometry, Programming Principles, Functional Design, Code Reusability, Data Manipulation, Computational Logic, Linear Algebra, Arithmetic
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Business Workflow Analysis, Prompt Engineering Tools, Generative AI Agents, AI Workflows, Business Process Automation, Generative AI, AI Enablement, Process Optimization, No-Code Development, AI Integrations
★ 4.8 (12) · Intermediate · Course · 1 - 3 Months

New York Institute of Finance
Skills you'll gain: Blockchain, FinTech, Supply Chain Management, Transaction Processing, Supply Chain Systems, Supply Chain, Emerging Technologies, AI Enablement, Distributed Computing, Interoperability, Data Sharing, Data Integrity
★ 4.5 (98) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Recurrent Neural Networks (RNNs), Fine-tuning, Transfer Learning, Large Language Modeling, Natural Language Processing, Generative AI, Deep Learning, Artificial Neural Networks, Generative Model Architectures, Model Training, Computer Vision
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, File I/O, Computer Programming, Microsoft Visual Studio, Computer Programming Tools, Integrated Development Environments, System Programming, Programming Principles, Apple Xcode, Code Reusability, Development Environment, Algorithms, File Systems, Software Design Patterns, Data Structures, Performance Tuning, Debugging, File Management
★ 4.4 (28) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Google Ads, Advertising Campaigns, Search Engine Marketing, Pay Per Click Advertising, Performance Metric, Campaign Management, Performance Analysis, Online Advertising, Keyword Research, Performance marketing, Performance Measurement, Bidding, Conversion Funnel Analysis, Digital Advertising, Digital Marketing Campaigns, Web Analytics, Campaign Planning, Registration, Advertising, Digital Marketing
★ 4.5 (15) · Beginner · Specialization · 1 - 3 Months

Infosec
Skills you'll gain: Cyber Risk, Risk Management Framework, Cybersecurity, Continuous Monitoring, Cyber Governance, Cyber Security Strategy, Security Management, Infrastructure Security, Cyber Security Assessment, Cyber Security Policies, Incident Response, Security Controls, Information Privacy
★ 4.3 (156) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Month End Closing, Inventory Accounting, Inventory Management System, Accounting, Sales Tax, Accounting Software, General Accounting, Reconciliation, Payroll, Payroll Administration, Ledgers (Accounting), Tax Management, Small Business Accounting, Payroll Reporting, Payroll Tax, Payroll Systems, Bookkeeping, Finance, Enterprise Application Management, Business
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Stakeholder Management, Stakeholder Communications, Stakeholder Analysis, Relationship Building, Systems Thinking, Communication Strategies, Ethical Standards And Conduct, Survey Creation
★ 4.5 (57) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Credit Risk, Financial Statement Analysis, Risk Modeling, Working Capital, Financial Analysis, Financial Statements, Financial Modeling, Financial Data, Risk Management, Risk Analysis, Bank Regulations, Lending and Underwriting, Commercial Lending, Analysis, Cash Flows, Income Statement, Balance Sheet, Regulatory Compliance, Financial Regulation, Corporate Finance
★ 4.6 (46) · Beginner · Specialization · 1 - 3 Months