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: Extract, Transform, Load, Data Integration, Databases, Data Warehousing, Data Import/Export, Data Migration, Data Manipulation, Data Mapping, Software Installation, Data Transformation, Version Control
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Pandas (Python Package), Data Import/Export, Matplotlib, Pivot Tables And Charts, Jupyter, Data Visualization Software, Data Visualization, Microsoft Excel, Data Analysis, Text Mining, Data Manipulation, Data Cleansing, NumPy, Data Analysis Software, Data Wrangling, Time Series Analysis and Forecasting, Python Programming, Data Preprocessing, Data Structures, Development Environment
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft Excel, Pivot Tables And Charts, Excel Formulas, Data Presentation, Data Storytelling, Data Visualization Software, Microsoft Copilot, Statistical Analysis, Data Analysis, Statistical Methods, Data Integration, Data-Driven Decision-Making
Beginner · Course · 1 - 3 Months

Skills you'll gain: Bayesian Statistics, Databricks, Sampling (Statistics), Statistical Modeling, Probability, Applied Machine Learning, Jupyter, Regression Analysis, Statistical Programming, Predictive Modeling, Statistical Analysis, Model Evaluation, Probability Distribution, Data Science, Logistic Regression, Markov Model, Statistics, Statistical Methods, Simulations, Python Programming
Beginner · Specialization · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Apache Spark, Apache Hadoop, Scala Programming, Distributed Computing, Big Data, Data Manipulation, Data Processing, Performance Tuning, Data Persistence, SQL
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Dataflow, Serverless Computing, Data Pipelines, Data Processing, Cloud Security, Identity and Access Management, Data Transformation, Containerization, Data Storage Technologies, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Istio, Kubernetes, Cloud-Native Computing, Amazon Web Services, API Gateway, Serverless Computing, Restful API, Cloud Deployment, Microservices, Amazon DynamoDB, Cloud Applications, Redis, Apache Kafka, Data Management, Application Deployment, Containerization, Distributed Computing, NoSQL, Event-Driven Programming, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Pipelines, Data Integration, Data Architecture, Extract, Transform, Load, Data Access, Data Migration, Data Manipulation, Context Management, Data Processing, Data Quality, Data Transformation
Intermediate · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: File I/O, Java Programming, Eclipse (Software), Java, Debugging, Integrated Development Environments, Object Oriented Programming (OOP), Data Structures, Development Environment, Software Design, Programming Principles, Problem Solving
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Dataflow, Google Cloud Platform, NoSQL, Cloud Storage, Data Pipelines, Data Integration, Data Storage Technologies, Data Processing, Big Data, Data Validation
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Interoperability, Data Transformation, Secure Coding, Python Programming
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Excel Macros, Microsoft Excel, Data Transformation, Data Import/Export, File I/O, Data Wrangling, Extensible Markup Language (XML), Data Manipulation, Visual Basic (Programming Language), Data Cleansing, Spreadsheet Software, Automation, Microsoft 365, Microsoft Office, Data Science, Query Languages, File Management, Debugging, Performance Improvement, Computer Programming
Intermediate · Specialization · 3 - 6 Months