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: Unix Commands, Unix, Unix Shell, Remote Access Systems, Scripting, Systems Administration, Operating System Administration, Command-Line Interface, IT Automation, Linux, User Accounts, File Management, File Systems, Role-Based Access Control (RBAC), File Transfer Protocol (FTP)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Kotlin, IntelliJ IDEA
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Presentations, Data Visualization, Corporate Communications, Data Storytelling, Sales Presentation, Sales Presentations, Business Communication, Company, Product, and Service Knowledge, Marketing Communications
Beginner · Guided Project · Less Than 2 Hours
Skills you'll gain: Cyber Governance, ISO/IEC 27001, Continuous Monitoring, NIST 800-53, Compliance Management, Cyber Risk, Cyber Security Policies, Incident Response, Cloud Security, Cybersecurity, Data Governance, Cloud Management, Security Controls, Vulnerability Management, IT Management, Information Privacy, Security Awareness
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Blockchain, Transaction Processing, Secure Coding, Distributed Computing, Data Integrity, Integrated Development Environments, Program Development, Cryptography, Development Environment, Virtual Machines, Software Development Tools
Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Cascading Style Sheets (CSS), Responsive Web Design, Web Design, HTML and CSS, Web Content Accessibility Guidelines, User Interface (UI), Hypertext Markup Language (HTML), Front-End Web Development, User Interface and User Experience (UI/UX) Design, Javascript, Usability, Web Applications, Semantic Web, Data Validation
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Looker (Software), Dashboard, Data Presentation, Data Visualization, Data Visualization Software, Google Cloud Platform, Data Sharing, Data Analysis, Cloud Computing
Beginner · Project · Less Than 2 Hours

Real Madrid Graduate School Universidad Europea
Skills you'll gain: AI Personalization, Artificial Intelligence, Governance, Data Governance, Emerging Technologies, Automation, Cognitive flexibility, Augmented and Virtual Reality (AR/VR), Advanced Analytics, Innovation, Robotic Process Automation, Law, Regulation, and Compliance, Ethical Standards And Conduct, Predictive Analytics, Performance Appraisal, Decision Making, Consumer Behaviour, Product Roadmaps, Investment Management, Private Cloud
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Event Monitoring, General Networking, Network Architecture, Systems Integration, Incident Response, Enterprise Architecture, Cybersecurity, Security Management, Computer Networking, Network Security, Threat Detection, Cyber Security Policies, Data Governance, Network Routers, Cloud Deployment, Security Controls, Command-Line Interface, Security Strategy, Cloud Management, System Monitoring
Beginner · Specialization · 1 - 3 Months

Institut Mines-Télécom
Skills you'll gain: Internet Of Things, Network Protocols, Embedded Software, Interoperability, Communication Systems, Telecommunications, Network Analysis, Virtual Machines
Mixed · Course · 1 - 3 Months

Skills you'll gain: 3D Assets, Computer Graphics, Technical Design, Visualization (Computer Graphics), Image Quality, Prototyping, Animations, Animation and Game Design, Game Design, Color Theory, Design Elements And Principles
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: DevSecOps, Cloud Security, Security Management, DevOps, Data Access, Data Management, Server Administration, Data Governance, Test Planning, System Configuration, Servers, Command-Line Interface
Intermediate · Specialization · 1 - 3 Months