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: Project Finance, Financial Modeling, Risk Analysis, Excel Formulas, Microsoft Excel, Financial Forecasting, Financial Analysis, Risk Modeling, Project Risk Management, Data-Driven Decision-Making, Risk Management, Capital Budgeting, Return On Investment, Cash Flow Forecasting, Private Equity, Due Diligence, Feasibility Studies, Business Metrics, Equities, Cash Flows
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Amazon Redshift, Data Import/Export, Data Migration, Google Cloud Platform, SQL, Query Languages, Data Store, Identity and Access Management, Role-Based Access Control (RBAC), Data Modeling, Data Warehousing, Database Design, Data Architecture, Data Sharing
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Package and Software Management, Code Review, Open Source Technology, Code Reusability, GitHub, Scientific Methods, Software Documentation, Science and Research, Technical Documentation, Informatics, Software Versioning, R (Software), Data Analysis, Programming Principles, R Programming, Git (Version Control System), Integrated Development Environments
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Test Automation, Test Script Development, Continuous Integration, CI/CD, Software Testing, Web Development Tools, Test Execution Engine, Test Tools, Test Case, Test Data, Debugging, Maintainability, Quality Assurance
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: API Design, API Gateway, OAuth, Application Programming Interface (API), Cloud API, Restful API, Google Cloud Platform, Authentications, Continuous Deployment, CI/CD, Application Lifecycle Management, Authorization (Computing), Web Services, Application Deployment, Software Documentation, Security Controls, Middleware, Software Versioning, Application Security, Data Security
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Unsupervised Learning, SPSS (Software), SPSS, Statistical Machine Learning, Applied Machine Learning, Machine Learning, Machine Learning Methods, Statistical Software, Data Preprocessing, Machine Learning Algorithms, Statistical Analysis, Model Evaluation, Data Mining, Data Cleansing, Data Analysis, Statistical Methods, Data Visualization
Mixed · Course · 1 - 4 Weeks

British Standards Institution
Skills you'll gain: Responsible AI, Artificial Intelligence, Quality Management Systems, AI literacy, Data Ethics, Stakeholder Analysis, Systems Development Life Cycle, Stakeholder Management, Governance, Risk Management
Mixed · Course · 1 - 3 Months

Packt
Skills you'll gain: Debugging, Go (Programming Language), Application Development, Program Development, Build Tools, Development Environment, Microsoft Visual Studio, Integrated Development Environments, Software Development Tools, Software Installation, Programming Principles, Other Programming Languages, Command-Line Interface, Package and Software Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: UI/UX Research, User Research, Responsible AI, User Experience, Persona (User Experience), AI literacy, Human Computer Interaction, Data Ethics, Surveys, Artificial Intelligence, Trustworthiness, Decision Intelligence, Psychosocial Assessments, Generative AI, Psychological Evaluations, Data Collection, Decision Making
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Music, Sensory Systems Analysis, Music Theory, Aesthetics, World Music, Cultural Diversity, Anatomy, Physiology, Biology, Neurology
Mixed · Course · 1 - 3 Months

The University of Chicago
Skills you'll gain: Keras (Neural Network Library), Machine Learning Methods, Unsupervised Learning, Machine Learning Algorithms, Deep Learning, Machine Learning, Statistical Machine Learning, Machine Learning Software, Decision Tree Learning, Applied Machine Learning, Scikit Learn (Machine Learning Library), Classification Algorithms, Supervised Learning, Regression Analysis, Artificial Intelligence and Machine Learning (AI/ML), Random Forest Algorithm, Model Training, Dimensionality Reduction, Model Evaluation, Data Preprocessing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Securities (Finance), Portfolio Risk, Financial Market, Market Data, Investments, Investment Management, Corporate Finance, Portfolio Management, Risk Management, Financial Analysis, Risk Analysis, Cash Flows
Mixed · Course · 1 - 4 Weeks