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: 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: Full-Stack Web Development, Node.JS, JavaScript Frameworks, Authentications, OAuth, Web Applications, Back-End Web Development, Server Side, Secure Coding, Web Development Tools, Application Servers, Database Management, Javascript, Databases, Cryptography, Data Storage Technologies, Middleware, Routing Protocols
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: AI Security, Security Strategy, Responsible AI, Risking, Security Controls, Information Systems Security, Personally Identifiable Information, Data Security, Security Management, Infrastructure Security, Cybersecurity, Artificial Intelligence
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apache Hadoop, Apache Hive, Apache Spark, Big Data, Data Import/Export, Data Integration, Relational Databases, File Systems, Command-Line Interface, Software Installation
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Public Health, Social Determinants Of Health, Health Equity, Health Information Management and Medical Records, Demography, Health Policy, Maternal Health, Chronic Diseases, Medical Coding, Data Quality, Data Collection, Governance
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Search Engine Optimization, Consumer Behaviour, Marketing, Web Analytics and SEO, Marketing Strategies, Digital Advertising, Keyword Research, Digital Marketing, Marketing Effectiveness, Advertising, Brand Strategy, Market Analysis, Goal Setting
Mixed · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Beginner · Course · 1 - 3 Months

Skills you'll gain: Test Script Development, API Testing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Financial Modeling, Business Valuation, Revenue Forecasting, Working Capital, Cash Flows, Financial Statement Analysis, Financial Analysis, Financial Data, Financial Forecasting, Business Modeling, Balance Sheet, Capital Expenditure, Corporate Finance, Cash Flow Forecasting, Income Statement
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Cinematography, Computer Graphics, 3D Modeling, Visualization (Computer Graphics), Photography, Image Quality
Beginner · Course · 1 - 3 Months

Skills you'll gain: AI Security, Responsible AI, Information Privacy, Generative AI, Google Cloud Platform, Personally Identifiable Information, Cloud Security, Data Security, Model Deployment, Security Controls, Artificial Intelligence, Encryption, Natural Language Processing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Unity Engine, User Interface (UI), Visualization (Computer Graphics), User Interface and User Experience (UI/UX) Design, Computer Graphics, Color Theory, Computer Graphic Techniques, Virtual Environment, Geospatial Mapping, C# (Programming Language), Data Structures, Computational Logic
Mixed · Course · 1 - 3 Months