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.

Nikolai Schuler
Skills you'll gain: Role-Based Access Control (RBAC), Data Access, Identity and Access Management, Data Pipelines, User Accounts, Real Time Data, Data Management, Data Loss Prevention, Data Warehousing, Disaster Recovery, Microsoft Azure, Data Storage, Database Management, Cloud Storage, Cloud Computing, Data Analysis
Intermediate · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Electric Power Systems, Electrical Power, Electrical Systems, Network Model, Energy and Utilities, Engineering Analysis, Systems Analysis, Electrical Engineering, Network Analysis, Numerical Analysis, Engineering Calculations, Mathematical Modeling, Simulation and Simulation Software, Simulations, Graph Theory
Intermediate · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Generative Engine Optimization (GEO), Keyword Research, Blogs, Search Engine Optimization, Web Analytics and SEO, Copywriting, AI Product Strategy, Content Optimization, Web Analytics, Large Language Modeling, Search Engine Marketing, Web Content, Google Analytics, Google Gemini, LLM Application, Frontend Performance, Web Presence, Marketing, Digital Marketing, Marketing Planning
Beginner · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Role-Based Access Control (RBAC), Azure Active Directory, Microsoft Azure, Cyber Governance, System Monitoring, Identity and Access Management, Cloud Security, Enterprise Security, Data Security, Authorization (Computing), User Provisioning, Multi-Factor Authentication, Cyber Security Policies
Intermediate · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Customer Relationship Management, Customer Data Management, Data-Driven Decision-Making, Sales Pipelines, Customer Analysis, Sales Management, Customer Engagement, Big Data, Customer Relationship Building, Customer Insights, Customer experience strategy (CX), Business Analytics, Target Audience, Data-Driven Marketing, Customer experience improvement, Business Metrics, Analytics, AI Personalization, Consumer Behaviour, Artificial Intelligence
Beginner · Course · 1 - 4 Weeks

California Institute of the Arts
Skills you'll gain: Typography, Infographics, Graphic and Visual Design, Computer Graphics, Visual Design, Visualization (Computer Graphics), Design, Graphic Design, Graphics Software, Graphic and Visual Design Software, Creative Design, Design Elements And Principles, Design Software, Computer Graphic Techniques, Layout Design, Color Theory, Image Analysis, Adobe Photoshop, Creativity
Beginner · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Responsible AI, Model Training, Data Ethics, Tensorflow, Telecommunications, PyTorch (Machine Learning Library), Anomaly Detection, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Generative AI, Emerging Technologies, Wireless Networks, Generative AI Agents, Digital Communications, Network Performance Management, Network Architecture, Network Protocols, Computer Networking, Communication, System Design and Implementation
Advanced · Specialization · 1 - 3 Months

Google Cloud
Skills you'll gain: Identity and Access Management, Cloud Infrastructure, Google Cloud Platform, Cloud Computing, Data Storage Technologies, Data Storage, Cloud Management, Cloud Solutions, Cloud Services, Cloud Storage, User Provisioning, Cloud Development, Authorization (Computing), Role-Based Access Control (RBAC), Security Controls, Key Management, Database Management, Event Monitoring
Intermediate · Course · 1 - 3 Months

Università di Napoli Federico II
Skills you'll gain: Machine Controls, Simulation and Simulation Software, Model Based Systems Engineering, Mechanical Engineering, Control Systems, Computer Vision, Laboratory Experience, Simulations, Image Analysis, Robotics, Experimentation, Matlab, Electronic Systems, Vibrations, Hydraulics, Mathematical Modeling, Engineering Analysis, Automation, Model Evaluation, Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Eclipse (Software), Data Structures, Video Game Development, Java Programming, Java, UI Components, Programming Principles, Game Design, User Interface (UI), Integrated Development Environments, Development Environment, Program Development
Beginner · Guided Project · Less Than 2 Hours

Clemson University
Skills you'll gain: Data Structures, Algorithms, Theoretical Computer Science, Computer Programming, Computer Science, Probability, Program Development, Probability Distribution, Design Strategies, Analysis
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microsoft Power Platform, Process Modeling, Data Store, Database Development, Database Application, No-Code Development, Standard Operating Procedure, Process Design, Business Process, Workflow Management, Process Management, Microsoft 365, Data Modeling
Beginner · Guided Project · Less Than 2 Hours