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.

Snowflake
Skills you'll gain: Data Engineering, Database Management, Databases, Data Pipelines, Continuous Deployment, Devops Tools, Change Control, DevOps, CI/CD, Command-Line Interface, Version Control, Event Monitoring, Continuous Monitoring, Data Analysis
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Splunk, Security Controls, Data Pipelines, Systems Administration, System Configuration, Identity and Access Management, Dataflow, Configuration Management, Enterprise Application Management, Debugging, Performance Tuning, Information Management, Distributed Computing, Data Management, Scalability, Data Storage
Mixed · Course · 1 - 3 Months

Skills you'll gain: Extract, Transform, Load, Apache Spark, Data Pipelines, Data Integration, Big Data, Data Processing, Data Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Box Plots, Data Science, Histogram, Data Presentation, Statistical Analysis, Statistical Methods, Statistical Visualization, Data Preprocessing, Descriptive Statistics, Probability & Statistics, Data Analysis, Data Visualization Software, Data-Driven Decision-Making, Bayesian Statistics, Applied Machine Learning, Scatter Plots, Scripting, Python Programming, Data Processing, Machine Learning Algorithms
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Time Series Analysis and Forecasting, Recurrent Neural Networks (RNNs), SAS (Software), Forecasting, Regression Analysis, Machine Learning Methods, Applied Machine Learning, Statistical Analysis, Statistical Methods, Data Analysis Software, Predictive Modeling, Statistical Modeling, Statistical Software, Bayesian Statistics, Model Evaluation
Intermediate · Course · 1 - 3 Months

Politecnico di Milano
Skills you'll gain: Health Policy, Economics, Policy, and Social Studies, Epidemiology, Crisis Management, Environmental Monitoring, Policty Analysis, Research, and Development, Emergency Response, Data Literacy, Spatial Data Analysis, Infection Control, Socioeconomics, Geographic Information Systems, Geospatial Information and Technology, Public Health, Public Health and Disease Prevention, Infectious Diseases, Data Science, Financial Systems, Financial Modeling, Finance
Beginner · Course · 1 - 3 Months
Microsoft
Skills you'll gain: Fine-tuning, Generative AI, Model Optimization, Large Language Modeling, Data Ethics, LLM Application, Responsible AI, Feature Engineering, AI Security, Advertising, Marketing, Anomaly Detection, Data Synthesis, Information Privacy
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Quantitative Research, Data-Driven Decision-Making, Descriptive Statistics, Data Analysis, Statistical Reporting, Statistics, Research Design, Statistical Analysis, Microsoft Excel, Descriptive Analytics, Research Methodologies, Statistical Methods, R (Software), Research, R Programming, Data Collection, Research Reports, Correlation Analysis, Data Ethics
Intermediate · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Microsoft Azure, Azure Synapse Analytics, Data Integration, Cloud-Based Integration, Data Architecture, Cloud Storage, Data Lakes, Data Infrastructure, Data Pipelines, Data Storage, Databricks, Microsoft SQL Servers, Data Storage Technologies, NoSQL, .NET Framework, Data Security, Encryption, Scalability
Intermediate · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Personally Identifiable Information, Data Governance, Data Management, Information Privacy, Law, Regulation, and Compliance, Data Security, Compliance Management, General Data Protection Regulation (GDPR), Information Management, Regulatory Compliance, Incident Response, Data Sharing, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Regulation and Legal Compliance, Legal Risk, Financial Regulations, Cyber Security Policies, Regulatory Requirements, Financial Regulation, Cybersecurity
Beginner · Course · 1 - 4 Weeks

Stanford University
Skills you'll gain: Data Structures, Graph Theory, Algorithms, Social Network Analysis, Network Analysis, Theoretical Computer Science, Probability & Statistics
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Star Schema, Data Modeling, Data Architecture, Database Design, Data Lakes, Data Warehousing, Database Architecture and Administration, Enterprise Modeling, SQL, Data Pipelines, Diagram Design, Database Theory, Business Logic, Data Integrity, Semantic Web, Data Storage, Business Metrics, Dimensionality Reduction, Resource Utilization, Issue Tracking
Advanced · Course · 3 - 6 Months