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.

Johns Hopkins University
Skills you'll gain: Data Cleansing, Data Processing, Data Wrangling, Data Integration, Data Preprocessing, Data Quality, Data Transformation, Text Mining, Data Management, Data Collection, Web Scraping, Data Import/Export, Data Access
Mixed · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Prompt Engineering, Data Ethics, ChatGPT, Responsible AI, AI Personalization, Generative AI Agents, Generative AI, Education Software and Technology, OpenAI, Digital pedagogy, AI Integrations, Teaching
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Microarchitecture, Network Protocols, Hardware Architecture, Systems Architecture, Computer Architecture, Communication Systems, Transaction Processing, Performance Tuning, Digital Communications, Memory Management, Data Integrity
Intermediate · Course · 1 - 3 Months

Kennesaw State University
Skills you'll gain: Cybersecurity, IT Security Architecture, Network Security, Disaster Recovery, Application Security, Cyber Operations, Cryptography, Cyber Security Assessment, Information Systems Security, Cyber Risk, Encryption, Secure Coding, Systems Development Life Cycle, Security Controls, Cyber Governance, Security Management, Cyber Security Policies, Infrastructure Security, Security Awareness, Cryptographic Protocols
Beginner · Course · 1 - 3 Months

Heriot-Watt University
Skills you'll gain: Database Systems, Database Management, Database Software, Artificial Intelligence, Graph Theory, Software Engineering, Database Development, Java Programming, Requirements Analysis, Artificial Intelligence and Machine Learning (AI/ML), Database Architecture and Administration, Statistical Methods, NoSQL, Computational Logic, Java, Data Visualization, Data Structures, Algorithms, Computer Science, Software Technical Review
Earn a degree
Degree · 1 - 4 Years

Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, Data Migration, Performance Tuning, Agentic systems, Generative AI, Generative Model Architectures, Model Deployment, AI Security, Containerization, Large Language Modeling, Embeddings, Role-Based Access Control (RBAC), System Monitoring
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Digital Forensics, Incident Response, Penetration Testing, Computer Security Incident Management, Cybersecurity, Threat Detection, Cyber Security Assessment, Vulnerability Assessments, Security Awareness, Malware Protection, AI Security, Exploitation techniques, Network Security
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Datamaps, Interactive Data Visualization, Data Visualization, Data Visualization Software, Statistical Visualization, Data Storytelling, Plot (Graphics), Data Access, Correlation Analysis, Exploratory Data Analysis, Data Preprocessing, Data Science, Data Analysis, Python Programming
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Matplotlib, Box Plots, Plot (Graphics), Seaborn, Data Visualization, Statistical Visualization, Data Visualization Software, Pandas (Python Package), Scatter Plots, Data Presentation, Data Import/Export, Histogram, Python Programming, Data Manipulation, Data Analysis, Data Structures
Beginner · Guided Project · Less Than 2 Hours

University of California, Irvine
Skills you'll gain: Salesforce, Sales Enablement, Data Management, Sales Process, Sales Development, Stakeholder Engagement, Customer Relationship Management (CRM) Software, Marketing Automation, Customer Relationship Management, Data Security, Security Management, Customer Engagement, User Accounts, Customer Success Management, Marketing Management, Cloud-Based Integration, Customer Communications Management, Account Management, Automation, Business Reporting
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Customer Relationship Management (CRM) Software, Marketing Automation, Customer Relationship Management, Email Automation, Customer Analysis, Customer Engagement, Content Performance Analysis, Customer Retention, Email Marketing, Driving engagement, Conversion Funnel Analysis, Customer Success Management, Customer Communications Management, AI Personalization, Customer experience improvement, Automation, Workflow Management, Copywriting, Workforce Planning, Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Go (Programming Language), Debugging, Memory Management, Application Development, Program Development, Build Tools, Data Structures, Development Environment, Programming Principles, Microsoft Visual Studio, Integrated Development Environments, Software Development Tools, Software Installation, Code Reusability, Object Oriented Programming (OOP), Command-Line Interface, System Programming, Package and Software Management, Other Programming Languages
Beginner · Specialization · 3 - 6 Months