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: Data Modeling, Power BI, Data Analysis Expressions (DAX), Data Visualization Software, Plotly, Matplotlib, Data Transformation, Data Visualization, Interactive Data Visualization, Seaborn, Data Cleansing, Scatter Plots, Data Import/Export, Business Intelligence, Data Preprocessing
Beginner · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Data Governance, Database Management, NoSQL, Data Management, SQL, Query Languages, Database Theory, MongoDB, Relational Databases, Big Data, Graph Theory, Data Storage, Social Network Analysis, Network Analysis, Data Integrity, Apache Hadoop, Data Manipulation
Mixed · Course · 1 - 3 Months

Skills you'll gain: Query Languages, Business Intelligence, Database Management, Transaction Processing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Application Deployment, Web Services, Performance Tuning, .NET Framework, Model View Controller, Application Development, UI Components, Application Design, Software Design, User Interface (UI), User Interface (UI) Design, Software Architecture, Web Applications, Event-Driven Programming, Animations, Software Design Patterns, Frontend Performance, Maintainability, Data-oriented programming, Human Computer Interaction
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Security, Security Controls, Health Care Procedure and Regulation, Computer Security Awareness Training, Cybersecurity, Cryptographic Protocols, Role-Based Access Control (RBAC), AWS Identity and Access Management (IAM)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Predictive Modeling, Matplotlib, Machine Learning Methods, Applied Machine Learning, Seaborn, Statistical Modeling, Data Visualization, Plot (Graphics), Regression Analysis, Machine Learning Algorithms, Pandas (Python Package), Predictive Analytics, Statistical Analysis, Scientific Visualization, Machine Learning Software, Machine Learning, Supervised Learning, Data Science, Statistical Methods, Probability & Statistics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Azure Synapse Analytics, Data Migration, Microsoft Azure, Data Warehousing, SQL Server Integration Services (SSIS), Microsoft SQL Servers, Cloud Management, Cloud Security, Database Design, Star Schema, Performance Tuning, System Configuration, Transact-SQL, Data Modeling, Cloud Computing Architecture, Extract, Transform, Load, Data Security, Apache Spark, Data Integration, Data Pipelines
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Excel Formulas, Public Health and Disease Prevention, Statistical Methods, Time Series Analysis and Forecasting, Anomaly Detection, Exploratory Data Analysis, Descriptive Analytics
Beginner · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Statistics, Probability & Statistics, Data Analysis, Statistical Methods, Data Literacy, Data Collection, Unsupervised Learning, Text Mining, Analytical Skills, Statistical Inference, Unstructured Data, Probability, Predictive Modeling, Data Science, Deep Learning, Machine Learning, Machine Learning Methods, Data Visualization, Business Communication, Communication
Intermediate · Course · 3 - 6 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Big Data, Data-Driven Decision-Making, Data Processing, Data Storage Technologies, Data Infrastructure, Apache Hadoop, Analytics, Data Management, Data Analysis, Data Governance, Distributed Computing, Business Transformation, Economics, Policy, and Social Studies, Social Studies, Social Sciences, Social Impact
★ 4.7 (2.2K) · Beginner · Course · 1 - 3 Months
Skills you'll gain: Data Pipelines, Apache Airflow, Dataflow, Site Reliability Engineering, Disaster Recovery, Apache Kafka, Data Integrity, Data Infrastructure, Workflow Management, Real Time Data, Data Processing, Apache Spark
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Dashboard Creation, Tableau Software, Dashboard, Market Data, Data-Driven Decision-Making, Data Presentation, Feature Engineering, Analytical Skills, Data Ethics, Exploratory Data Analysis, Data Visualization Software, Case Studies, Business Intelligence, Business Analytics, Financial Market, Interactive Data Visualization, Data Analysis, Financial Data, Financial Analysis
Beginner · Specialization · 1 - 3 Months