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.

EDUCBA
Skills you'll gain: Spring Framework, Spring Boot, Application Development, Redis, Java Programming, Frontend Integration, Object-Relational Mapping, Web Development, Database Development, Integrated Development Environments, Authentications, Application Security, Build Tools, Performance Tuning, Unit Testing, Authorization (Computing), Command-Line Interface, Data Access, Event Monitoring, Software Configuration Management
Mixed · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Open Web Application Security Project (OWASP), Authentications, Exploit development, Penetration Testing, Security Strategy, Vulnerability Scanning, Security Testing, Application Security, Vulnerability Assessments, Code Review, Vulnerability Management, Secure Coding, Authorization (Computing), Exploitation techniques, Java, Security Controls, Java Programming, Patch Management, Dependency Analysis, Docker (Software)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Spatial Data Analysis, Robotics, Artificial Intelligence, Sampling (Statistics), Simulations, NumPy
Advanced · Guided Project · Less Than 2 Hours

Skills you'll gain: Object Oriented Programming (OOP), Code Reusability, Program Development, Python Programming, Computer Programming, Programming Principles, Scripting, Solution Design, Data Structures
Beginner · Course · 1 - 3 Months

Skills you'll gain: Application Security, Network Security, Information Systems Security, Cloud Security, Cybersecurity, System Monitoring, Internet Of Things, Network Monitoring, Cyber Attacks, Mobile Security, Cryptography, Information Privacy, Authorization (Computing), Wireless Networks, Authentications, Data Storage, Patch Management, Operating Systems, Cloud Services, Cloud Platforms
Intermediate · Specialization · 1 - 3 Months

Microsoft
Skills you'll gain: Earned Value Management, Project Schedules, Excel Formulas, Procurement, Scheduling, Capital Budgeting, Financial Analysis, Project Performance, Spreadsheet Software, Cost Management, Cost Benefit Analysis, Microsoft Excel, Microsoft Office, Investment Management, Project Management Institute (PMI) Methodology, Feasibility Studies, Return On Investment, Variance Analysis, Forecasting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, LLM Application, Large Language Modeling, Google Cloud Platform, Embeddings, Cloud API, Application Programming Interface (API), Unsupervised Learning, Natural Language Processing, Classification Algorithms, Development Environment, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Seaborn, Plot (Graphics), Exploratory Data Analysis, Data Visualization Software, Statistical Visualization, Data Presentation, Data Storytelling, Scatter Plots, Color Theory
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Generative Adversarial Networks (GANs), Model Training, Model Evaluation, Email Security
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Responsible AI, Generative AI, AI literacy, Google Cloud Platform, System Support, Data Ethics, Model Evaluation, Strategic Planning
Intermediate · Course · 1 - 4 Weeks

MathWorks
Skills you'll gain: Image Analysis, Matlab, Computer Vision, File I/O, Automation, Anomaly Detection, Engineering Practices, Data Preprocessing, Mathematical Software, Data Store
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Surveys, Survey Creation, User Feedback, Parent Communication, Constructive Feedback, Teaching, Professional Development, Instructional Strategies
Beginner · Guided Project · Less Than 2 Hours