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: Java, Java Programming, File I/O, Object Oriented Programming (OOP), Object Oriented Design, Data Structures, Computer Programming, Android Development, Application Development, Programming Principles, Program Development, File Management, Problem Solving
Beginner · Course · 1 - 3 Months

Skills you'll gain: C and C++, C++ (Programming Language), System Programming, Algorithms, Performance Tuning, Data Sharing
Advanced · Course · 1 - 3 Months

Skills you'll gain: Data Structures, Graph Theory, Algorithms, Data Validation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Computer Graphics, Software Architecture, Development Environment, Software Design, Maintainability, Software Visualization, Systems Architecture, Software Design Patterns, Code Reusability, Graphics Software, Systems Design, Cross Platform Development, Computer Graphic Techniques, Image Quality, System Design and Implementation, Video Game Development, Computer Programming Tools, Dataflow, Performance Tuning, Scalability
Beginner · Specialization · 3 - 6 Months

AI CERTs
Skills you'll gain: Policy Development, Environmental Policy, Cyber Governance, Regulation and Legal Compliance, Policy Analysis, Research, and Development, Regulatory Requirements, Governance, Data Governance, Public Policies, Risk Management, Artificial Intelligence, Regulatory Compliance, AI Integrations, Policy Analysis, Strategic Leadership, Artificial Intelligence and Machine Learning (AI/ML), Governance Risk Management and Compliance, Generative AI Agents, Generative AI, Decision Making
Beginner · Course · 1 - 3 Months

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Sports Medicine, Coaching, Athletic Training, Physical Stamina, Exercise Science, Performance Analysis, Nutrition and Diet, Nutrition Education, Leadership, Automation, Teamwork, Performance Reporting, Injury Prevention, AI Personalization, Collaboration, Innovation, Data Management, Technology Solutions, Health Technology, Communication
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Employee Engagement, Performance Metric, Staff Management, Driving engagement, Education Software and Technology, People Analytics, Key Performance Indicators (KPIs), Employee Relations, Program Evaluation, Program Management, Organizational Leadership, Change Management
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Restful API, Spring Framework, Spring Boot, Hibernate (Java), API Design, Development Testing, Verification And Validation, Authentications, Object-Relational Mapping, Maintainability, Data Persistence, Authorization (Computing), Application Design, YAML, Role-Based Access Control (RBAC), Endpoint Security, Business Logic, Configuration Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Data Presentation, Data Literacy, Statistical Visualization, Interactive Data Visualization, Data Visualization Software, Dashboard Creation, Dashboard, Scatter Plots, Data Analysis, Data Manipulation, Software Installation, Data Import/Export, Data Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: JavaScript Frameworks, Node.JS, Web Frameworks, Restful API, Web Development, Web Applications, Application Programming Interface (API), Server Side, File Systems, Javascript, File I/O, Web Servers, Databases, Authentications, Middleware, Cryptography
Intermediate · Course · 1 - 3 Months

Universitat Politècnica de València
Skills you'll gain: Microsoft Excel, Pivot Tables And Charts, Spreadsheet Software, Excel Formulas, Data Import/Export, Business Intelligence, Data Analysis, Data Validation, Data Presentation, Consolidation, Data Management, Strategic Planning, Data Transformation, Data Manipulation, Statistical Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Network Planning And Design, Microsoft Azure, Network Security, Network Troubleshooting, Network Architecture, Network Support, Network Administration, IT Security Architecture, Security Engineering, Firewall, Network Monitoring, Virtual Private Networks (VPN), Virtual Networking, Network Routing, Role-Based Access Control (RBAC), General Networking, Network Performance Management, Hybrid Cloud Computing, Data Migration
Intermediate · Course · 1 - 4 Weeks