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 Michigan
Skills you'll gain: Animations, Visualization (Computer Graphics), Simulations, Computer Graphics, Python Programming, Game Design, Creative Design, Object Oriented Programming (OOP), Scripting, Algorithms, Development Environment, Data Structures
Advanced · Course · 1 - 3 Months

Skills you'll gain: Application Security, Open Web Application Security Project (OWASP), Cloud Applications, Cloud Security, Identity and Access Management, Secure Coding, DevSecOps, Security Awareness, Threat Modeling, Security Testing, Data Security, Cloud Deployment, User Provisioning, Software Development, Verification And Validation, Software Quality Assurance, Threat Management, Single Sign-On (SSO), Authentications, Functional Testing
Advanced · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Applied Mathematics, Trigonometry, Mathematics and Mathematical Modeling, Graphing, Calculus, Computer Science, Mathematical Theory & Analysis, Geometry, Plot (Graphics), Mechanics, Computer Graphics, Graph Theory, Mathematical Modeling, Functional Requirement, Graphic Design, Derivatives
Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: No-Code Development, Experience Design, Application Development, User Experience, User Interface (UI), Data Modeling, User Interface (UI) Design, Sprint Retrospectives, Platform As A Service (PaaS), Driving engagement, Service Recovery, Digital Transformation, Application Design, Drive Engagement, Product Planning, Computing Platforms, Data Store, User Feedback, Customer Engagement, Solution Delivery
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: 3D Modeling, 3D Assets, Unreal Engine, Computer Graphics, Visualization (Computer Graphics), Computer Graphic Techniques, Graphical Tools, Model Optimization, Image Quality, Editing, Data Import/Export
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Teradata SQL, Database Architecture and Administration, Data Storage, Database Theory, Relational Databases, Database Management Systems, Mainframe Computing, Data Management, SQL, Data Processing, Performance Tuning, Distributed Computing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: SonarQube, Continuous Integration, Code Coverage, Code Review, Vulnerability, Security Testing, CI/CD, Secure Coding, Application Security, Vulnerability Scanning, Continuous Delivery, DevSecOps, Software Quality Assurance, Maintainability, Vulnerability Management, Software Technical Review, Security Management, Data Integration, Quality Improvement, Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Database Management, Database Application, Database Design, Planning, Calendar Management, Content Management, Organizational Skills, No-Code Development, Information Architecture, Kanban Principles
Mixed · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Data Pipelines, Dataflow, Google Cloud Platform, Development Environment, Cloud Development, Cloud Services, Program Development, Application Development, Software Installation
Beginner · Project · Less Than 2 Hours

Skills you'll gain: AI Orchestration, AI Workflows, Agentic Workflows, Generative AI Agents, Agentic systems, Enterprise Architecture, Retrieval-Augmented Generation, Scalability, Context Management, AI Security, Software Architecture, Vector Databases, Debugging, Memory Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Javascript, JSON, Event-Driven Programming, Web Design and Development, Web Development, Programming Principles, Web Applications, Computational Logic, Data Structures, Program Development, Application Deployment, Cascading Style Sheets (CSS), Context Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: File I/O, Test Tools, Application Design, Test Case, Software Documentation, Code Reusability, Technical Documentation, Package and Software Management
Advanced · Course · 3 - 6 Months