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.

Northwestern University
Skills you'll gain: Influencing, Persuasive Communication, Design Thinking, Data-Driven Decision-Making, Leadership, Strategic Communication, Innovation, Collaboration, Crisis Management, Negotiation, Organizational Leadership, Ideation, Team Leadership, Resource Allocation, Human Centered Design, Teamwork, Stakeholder Communications, Cross-Functional Team Leadership, Data-Driven Marketing, Marketing
Intermediate · Specialization · 3 - 6 Months

Salesforce
Skills you'll gain: Sales Process, Sales, Salesforce, Customer Relationship Management (CRM) Software, Sales Operations, Customer Relationship Management, General Sales Practices, B2B Sales, Data Management, Customer Data Management, Databases, Data Cleansing, Business-To-Consumer
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Bookkeeping, Variance Analysis, Dashboard, Budget Management, Financial Analysis, Data Storytelling, Data Presentation, Financial Modeling, Financial Statements, Dashboard Creation, Financial Statement Analysis, Excel Macros, Microsoft Excel, Competitive Analysis, Risk Modeling, Interviewing Skills, Excel Formulas, Spreadsheet Software, Financial Reporting, Data Visualization
Advanced · Professional Certificate · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Deep Learning, Convolutional Neural Networks, Health Informatics, Autoencoders, Recurrent Neural Networks (RNNs), Generative AI, Image Analysis, Machine Learning Methods, Embeddings, Generative Model Architectures, Machine Learning, Applied Machine Learning, Machine Learning Algorithms, Model Deployment, Artificial Neural Networks, Supervised Learning, Model Evaluation, Artificial Intelligence and Machine Learning (AI/ML), Health Care, Big Data
Advanced · Specialization · 1 - 3 Months

Skills you'll gain: Microsoft PowerPoint, Presentations, Oral Expression, Data Storytelling, Verbal Communication Skills, Public Speaking, Business Communication, Data Visualization, Storytelling, Client Services, Communication, Peer Review, Communication Strategies, Data Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Operational Databases, Database Administration, Database Architecture and Administration, Relational Databases, Database Design, Database Management, PostgreSQL, Data Migration, Google Cloud Platform, Disaster Recovery, System Monitoring, Data Access, Performance Tuning, Cloud Deployment, Capacity Management, Scalability
Intermediate · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Data Centers, Cloud Infrastructure, Cloud Computing, Infrastructure Architecture, Data Infrastructure, Hybrid Cloud Computing, Network Infrastructure, Servers, Cloud Management, Computing Platforms, Hardware Architecture, System Configuration, Server Administration, Cloud Deployment, Networking Hardware, Computer Hardware, IT Automation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, C# (Programming Language), Debugging, Programming Principles, Computer Programming, Development Environment, .NET Framework, Microsoft Development Tools, Code Reusability, Microsoft Visual Studio, Program Development, Integrated Development Environments, Computer Programming Tools, Application Development, Data Structures, Application Frameworks, Software Installation, Problem Solving
Beginner · Course · 1 - 3 Months

University of California, Santa Cruz
Skills you'll gain: Time Series Analysis and Forecasting, Forecasting, Bayesian Statistics, R Programming, Statistical Analysis, Statistical Modeling, R (Software), Regression Analysis, Statistical Methods, Data Analysis, Correlation Analysis, Model Evaluation, Probability Distribution
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Bioinformatics, Scientific Visualization, Data Access, Extensible Languages and XML, Extensible Markup Language (XML), Data Visualization, Database Software, Data Manipulation, File I/O, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Databricks, Apache Kafka, Azure DevOps, Data Pipelines, Microsoft Azure, CI/CD, Data Lakes, Continuous Integration, Data Integration, Real Time Data, Apache Spark, DevOps, Power BI, Big Data, Data Processing, Data Warehousing, Data Architecture, Cloud Security, Data Management, Performance Tuning
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Biostatistics, Statistical Hypothesis Testing, Logistic Regression, Regression Analysis, Sampling (Statistics), Statistical Methods, Histogram, Box Plots, Statistical Visualization, Statistical Analysis, Data Literacy, Quantitative Research, Descriptive Statistics, Probability & Statistics, Statistical Inference, Probability Distribution, Public Health, Scientific Methods, Statistics, Statistical Modeling
Beginner · Specialization · 3 - 6 Months