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 Boulder
Skills you'll gain: Systems Design, Computational Logic, Verification And Validation, Computer Engineering, Communication Systems, Software Systems, Process Modeling, Theoretical Computer Science, Graph Theory
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, MLOps (Machine Learning Operations), AI Workflows, Applied Machine Learning, Model Optimization, Data Pipelines, Responsible AI, Statistical Modeling
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Model View Controller, Spring Framework, Java, Application Frameworks, Web Applications, Context Management, Application Development, Data Validation, Data Mapping
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: JSON, Application Programming Interface (API), Restful API, Javascript, Web Applications, Hypertext Markup Language (HTML), Servers, Cascading Style Sheets (CSS)
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Unified Modeling Language, File I/O, Debugging, Object Oriented Programming (OOP), Object Oriented Design, Python Programming, Computer Programming, Programming Principles, System Programming, Pseudocode, Program Development, Event-Driven Programming, Diagram Design, Software Design, Data Import/Export, User Interface (UI), Data Structures, Graphical Tools, UI Components
Build toward a degree
Beginner · Course · 1 - 3 Months
Skills you'll gain: Endpoint Security, Infrastructure Security, Security Management, Network Security, Cyber Security Policies, Security Controls, Data Security, Computer Security, Security Strategy, Application Security, IT Infrastructure, Data Integrity
Beginner · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Microsoft Azure, Virtual Networking, Cloud Services, System Monitoring, Infrastructure As A Service (IaaS), Network Monitoring, Cloud Engineering, Application Performance Management, Cloud Management, Network Troubleshooting, Cloud Infrastructure, Cloud Storage, Virtual Machines, Event Monitoring, Disaster Recovery, Continuous Monitoring, Data Storage, Query Languages
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Metasploit, Penetration Testing, Network Security, Exploit development, Vulnerability Scanning, Security Testing, Wireless Networks, Cybersecurity, Exploitation techniques, Linux, Vulnerability Assessments, Information Systems Security, Cyber Attacks, Command-Line Interface, Linux Administration, Linux Commands, Network Analysis, Encryption, Virtual Private Networks (VPN), System Configuration
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Machine Learning Algorithms, Model Training, Human Factors (Security), Machine Learning, Model Evaluation, Artificial Intelligence, Supervised Learning, Predictive Modeling, AI Integrations, Diagnostic Tests, Reinforcement Learning, Descriptive Analytics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Pipelines, Dataflow, Data Warehousing, Extract, Transform, Load, Data Quality, Data Cleansing, Data Validation, Data Processing, Google Cloud Platform, Apache Spark, Scalability, Data Transformation, Performance Tuning, Serverless Computing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Financial Statements, Financial Statement Analysis, Income Statement, Balance Sheet, Financial Acumen, Financial Analysis, Return On Investment, Entrepreneurial Finance, Business Acumen, Finance, Business Metrics, General Finance, Entrepreneurship, Empowerment, Data-Driven Decision-Making, Diversity Equity and Inclusion Initiatives
Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Arithmetic, Logical Reasoning, Applied Mathematics, Algebra, General Mathematics
Beginner · Course · 1 - 4 Weeks