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: Marketing Analytics, Digital Marketing, Google Analytics, Brand Awareness, Social Media Marketing, Content Marketing, Digital Advertising, Marketing Effectiveness, Brand Strategy, Email Marketing, Performance Measurement, Brand Management, Brand Marketing, Marketing Channel, Marketing, Marketing Budgets, Search Engine Optimization, AI Enablement, Communication, Generative AI
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Middleware, React Redux, React.js, Scalability, Application Programming Interface (API), Maintainability, Context Management, Frontend Performance
Intermediate · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Digital Signal Processing, Digital Communications, Communication Systems, Image Analysis, Telecommunications, Electrical Engineering, Electrical and Computer Engineering, Electronics Engineering, Embedded Systems, Electronic Hardware, Electronics, Numerical Analysis, Systems Analysis, Algorithms, Linear Algebra, Mathematical Modeling, Jupyter
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Financial Reporting, International Financial Reporting Standards, Business Valuation, Portfolio Management, Financial Accounting, Financial Statement Analysis, Financial Statements, Investment Management, Finance, Financial Market, Financial Analysis, Market Data
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Content Scheduling, Adobe Express, Personalized Campaigns, Data-Driven Marketing, Content Creation, Social Media Content, Multimedia, Cross-Channel Marketing, Marketing Channel, Content Marketing, Web Content, Marketing Strategies, Social Media Marketing, Marketing Design, Digital Media Strategy, Storytelling, Infographics, Graphic and Visual Design, Video Production, Design Elements And Principles
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Sampling (Statistics), Matplotlib, Data Analysis, Machine Learning Algorithms, Data Mining, Statistical Analysis, Statistical Hypothesis Testing, Plot (Graphics), Probability & Statistics, NumPy, Pandas (Python Package), Probability Distribution, Dimensionality Reduction, Model Evaluation, R Programming, Python Programming, Data Preprocessing, Applied Machine Learning, Regression Analysis, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: Web Scraping, Extensible Markup Language (XML), Web Development Tools, Scripting, Hypertext Markup Language (HTML), Web Applications, Python Programming
Intermediate · Guided Project · Less Than 2 Hours
University of Michigan
Skills you'll gain: JSON, jQuery, Javascript and jQuery, Ajax, Debugging, Web Development Tools, Event-Driven Programming, Javascript, PHP (Scripting Language), Object Oriented Programming (OOP), Data Import/Export, Web Applications
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Cloud Platform, AI Security, Cloud Infrastructure, Data Import/Export, Generative AI, AI Workflows, Identity and Access Management, General Networking, Network Planning And Design, Network Architecture, Cloud-Based Integration, Data Migration, Cloud Computing Architecture, Network Infrastructure, Network Performance Management, Network Security, Model Training, Distributed Computing, Network Engineering, Network Protocols
Intermediate · Course · 1 - 3 Months

Total Seminars
Skills you'll gain: TCP/IP, Networking Hardware, Network Protocols, OSI Models, Network Support, Network Infrastructure, General Networking, Network Architecture, Network Administration, Network Troubleshooting, Dynamic Host Configuration Protocol (DHCP), Local Area Networks, Network Switches, Network Model, Computer Networking, Network Routers, System Configuration, Network Analysis, IT Infrastructure
Beginner · Course · 1 - 4 Weeks

Columbia University
Skills you'll gain: Statistical Inference, Econometrics, Mediation, Correlation Analysis, Statistical Analysis, Regression Analysis, Time Series Analysis and Forecasting, Statistical Methods, Statistical Modeling, Mathematical Modeling, Research Design
Advanced · Course · 1 - 3 Months

Skills you'll gain: MySQL, Database Management, Stored Procedure, Database Design, Database Management Systems, Relational Databases, SQL, Database Development, Database Administration, Query Languages, Data Management, Data Integrity, Data Maintenance, Data Entry
Beginner · Course · 1 - 4 Weeks