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: Context Engineering, Development Environment, Program Development, Prompt Engineering, Large Language Modeling
Beginner · Course · 1 - 4 Weeks

Rutgers the State University of New Jersey
Skills you'll gain: Environmental Social And Corporate Governance (ESG), Generative AI, Data Ethics, Responsible AI, Sustainable Business, Corporate Sustainability, Regulatory Compliance, Retrieval-Augmented Generation, Risking, Sustainability Reporting, Sustainability Standards, Artificial Intelligence, LLM Application, Fine-tuning
Intermediate · Course · 1 - 3 Months

Universitat Politècnica de València
Skills you'll gain: SQL, Database Management Systems, MySQL, Database Management, Relational Databases, Database Administration, Databases, Database Systems, Database Architecture and Administration, Query Languages, Oracle SQL Developer, Secure Coding, Data Access, Data Manipulation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Keyword Research, Copywriting, Search Engine Optimization, Content Strategy, Content Optimization, Web Content, Web Analytics and SEO, Content Development and Management, Blogs, Content Management, Content Creation, Writing and Editing, Writing, Content Marketing, Editing, Driving engagement
Beginner · Course · 1 - 3 Months

Howard University
Skills you'll gain: Spreadsheet Software, Data Modeling, Microsoft Excel, Mathematical Modeling, Excel Formulas, Business Modeling, Business Analysis, Operations Research, Business Process, Financial Modeling, Investment Management, Process Optimization, Applied Mathematics, Data-Driven Decision-Making, Business Strategy, Revenue Management, Trend Analysis, Resource Allocation
Intermediate · Course · 1 - 4 Weeks
Ludwig-Maximilians-Universität München (LMU)
Skills you'll gain: Business Research, Peer Review, Consulting, Report Writing, Business Consulting, Research Reports, Management Consulting, Business Writing, Analysis, Data Visualization, Organizational Strategy, Organizational Effectiveness, Strategic Thinking, Competitive Analysis, Business Strategy, Presentations
Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Intrusion Detection and Prevention, Model Evaluation, Incident Response, Threat Detection, Computer Security Incident Management, Distributed Denial-Of-Service (DDoS) Attacks, Cybersecurity, Anomaly Detection, Incident Management, Threat Management, Model Training, Continuous Monitoring, Cyber Security Policies, System Monitoring, AI Security, Virtual Machines, Network Security, Machine Learning Methods, Network Analysis, Data Analysis
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Canva (Software), Graphic and Visual Design Software, Graphics Software, Graphical Tools, Graphic Design, Digital Publishing, Design, User Accounts, Design Software, Data Sharing, Layout Design, Content Creation, File Management, Editing, Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Salesforce, Salesforce Development, Application Deployment, Workflow Management, Dashboard, Data Import/Export, Change Control, Email Automation, Data Maintenance, Authentications, Customer Relationship Management (CRM) Software, Configuration Management, Data Access, Responsive Web Design, System Configuration, Role-Based Access Control (RBAC), Management Reporting, Data Management, Customer Relationship Management, Business Logic
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Database Development, Database Software, Database Management Systems, Data Sharing, Database Architecture and Administration, Microsoft SQL Servers, Data Integration, Management Reporting, Report Writing, IT Automation, User Interface (UI) Design, User Interface and User Experience (UI/UX) Design
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Virtual Networking, Open Shortest Path First (OSPF), Computer Networking, Network Engineering, Network Planning And Design, TCP/IP, General Networking, OSI Models, Wireless Networks, Network Routing, Virtualization and Virtual Machines, Security Controls, Network Switches, Event Monitoring, Local Area Networks, Cloud Infrastructure, Puppet (Configuration Management Tool), IT Automation, Chef (Configuration Management Tool), Real Time Data
Intermediate · Specialization · 1 - 3 Months

University of Houston
Skills you'll gain: Chronic Diseases, Value-Based Care, Community Health, Health Equity, Gerontology, Health Disparities, Public Health, Health Assessment, Social Determinants Of Health, Public Health and Disease Prevention, Care Management, Health Systems, Health Care, Behavioral Health, Health Education
Beginner · Course · 1 - 4 Weeks