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.

University of Colorado System
Skills you'll gain: Digital Communications, OSI Models, Network Protocols, TCP/IP, Routing Protocols, Network Routing, Network Architecture, Network Planning And Design, General Networking, Computer Networking, System Programming, Data Integrity
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Structures, Python Programming, Programming Principles, Code Reusability, Data Access, Computational Logic, Data Management, Computational Thinking, Jupyter, Computer Programming Tools
Beginner · Specialization · 3 - 6 Months

Edureka
Skills you'll gain: Java, Java Programming, Object Oriented Programming (OOP), Computer Programming, Object Oriented Design, Memory Management, Programming Principles, Software Engineering, Debugging, Program Development, Data Structures, IntelliJ IDEA, Application Development, Software Development, Maintainability, Virtual Machines
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Good Clinical Practices (GCP), Clinical Research, Clinical Trials, Clinical Research Ethics, Informed Consent, Clinical Data Management, Drug Development, Health Equity
Beginner · Course · 1 - 4 Weeks
Starweaver
Skills you'll gain: Terraform, AI Security, DevSecOps, Infrastructure as Code (IaC), Amazon Web Services, AWS CloudFormation, Amazon Elastic Compute Cloud, Cloud Security, Cloud Deployment, Firewall, Cloud Infrastructure, LLM Application, Application Deployment, Cloud Computing Architecture, Flask (Web Framework), Load Balancing, Analysis
Advanced · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Statistical Modeling, Statistical Machine Learning, Data Science, Statistical Methods, Classification And Regression Tree (CART), Statistical Analysis, Model Evaluation, Regression Analysis, Predictive Modeling, R Programming, Statistical Inference, Logistic Regression, Model Training, Machine Learning, Classification Algorithms, Supervised Learning, Unsupervised Learning, Machine Learning Algorithms
Build toward a degree
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Snowflake Schema, Identity and Access Management, Google Cloud Platform, Data Import/Export, Role-Based Access Control (RBAC), SQL, Query Languages, Database Design, Data Mapping, Data Warehousing, Big Data, Data Integration, Data Migration, Data Sharing, Data Modeling, Data Architecture, Database Architecture and Administration
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Spatial Data Analysis, Spatial Analysis, GIS Software, Geographic Information Systems, Geospatial Information and Technology, Geospatial Mapping, Vector Databases, Data Mapping, Data Management, Data Access
Beginner · Course · 1 - 3 Months

Skills you'll gain: iOS Development, Mobile Development, Apple iOS, User Interface (UI), Apple Xcode, Swift Programming, Unit Testing, User Interface (UI) Design, Objective-C (Programming Language), UI Components, Mobile Development Tools, Data Structures, Application Development, Interactive Design, Programming Principles, Development Testing, Authorization (Computing), Test Case, Cross Platform Development, Prototyping
Beginner · Specialization · 3 - 6 Months

Fundação Instituto de Administração
Skills you'll gain: People Analytics, HR Tech, Applied Machine Learning, Deep Learning, Digital Transformation, Machine Learning Methods, Machine Learning, Human Resources, Artificial Neural Networks, Machine Learning Algorithms, Artificial Intelligence, Data-Driven Decision-Making
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Ethics, Financial Modeling, Responsible AI, Financial Forecasting, Financial Statements, Depreciation, Financial Statement Analysis, Financial Accounting, Law, Regulation, and Compliance, Risking, Financial Reporting, Business Ethics, Balance Sheet, AI literacy, Artificial Intelligence, Strategic Decision-Making, Data Management, Finance, Business Strategy, Business
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Data-Driven Marketing, Email Marketing, A/B Testing, Campaign Management, Performance Analysis, Data-Driven Decision-Making, Email Automation, Test Planning
Beginner · Course · 1 - 4 Weeks