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.

Logical Operations
Skills you'll gain: Data Structures, Data Processing, Application Development, Programming Principles, Computer Programming, Object Oriented Programming (OOP), Python Programming, System Configuration, Virtual Machines, Software Development
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard Creation, Business Reporting, Performance Reporting, Analytics, Geospatial Mapping
Beginner · Course · 1 - 4 Weeks

Yonsei University
Skills you'll gain: Apache Spark, Augmented Reality, Cloud Computing Architecture, Big Data, Wireless Networks, SPSS (Software), SPSS, Augmented and Virtual Reality (AR/VR), Cloud Computing, Cloud Services, Internet Of Things, Live Streaming, Cloud Platforms, Analytics, Telecommunications, Multimedia, Emerging Technologies, Mobile Development, Apple iOS, Display Devices
★ 4.7 (2.2K) · Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Data Import/Export, Cloud Management, Data Migration, Serverless Computing, File Management, Cloud Computing, Cloud Storage, Operational Databases, Google Cloud Platform, Data Store, Database Development
Beginner · Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Interactive Data Visualization, Dashboard Creation, Data Presentation, Data Storytelling, Dashboard, Data Visualization Software, Data Security, Data Integration, Data Transformation, Data Integrity, Data Import/Export, Data Management, Data Manipulation, Data Modeling, Software Installation
★ 2.8 (6) · Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Data Governance, Gmail, Google Workspace, Data Loss Prevention, Data Management, Data Security, Document Management, Information Management, Cloud Security, Records Management, Email Security, Data Storage, Data Import/Export
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Integral Calculus, Numerical Analysis, Calculus, Probability, Applied Mathematics, Advanced Mathematics, Estimation, Probability & Statistics, Geometry, Mathematical Modeling, Graphing
★ 4.7 (55) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: iOS Development, Data Visualization Software, Interactive Data Visualization, Code Reusability, Application Development, User Interface (UI) Design, Application Design, Animation and Game Design, Web Content Accessibility Guidelines
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Software Design Patterns, Computational Thinking, Software Design, Algorithms, Theoretical Computer Science, Software Development, Data Structures, Computer Programming, Problem Solving, Computer Science, Machine Learning Methods
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Stored Procedure, Database Development, SQL, Database Management, Database Architecture and Administration, Test Script Development, Data Integrity, Query Languages, Performance Tuning, Continuous Deployment, Data Transformation, Data Migration, CI/CD, Jest (JavaScript Testing Framework), Verification And Validation, Debugging, Auditing, Plan Execution, Statistical Hypothesis Testing, Computer Graphic Techniques
Advanced · Course · 1 - 3 Months

Skills you'll gain: Microsoft Azure, MLOps (Machine Learning Operations), Data Science, Machine Learning, Prompt Engineering Tools, Model Evaluation, Applied Machine Learning, Data Store, AI Workflows, Apache Spark, Data Strategy, Data Import/Export, Azure Synapse Analytics, Cloud Computing, Fine-tuning, Data Pipelines, Continuous Monitoring, Data Preprocessing, Scalability, Development Environment
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: SQL, SAS (Software), Metadata Management, Data Integrity, Data Maintenance, Query Languages, Relational Databases, Data Manipulation, Data Analysis Software, Database Management, Data Transformation, Data-Driven Decision-Making, Performance Tuning, Data Governance, Debugging, Data Wrangling, Data Analysis, Data Processing, Computational Logic, Data Management
Beginner · Specialization · 3 - 6 Months