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: Threat Modeling, Application Security, Secure Coding, Open Web Application Security Project (OWASP), Security Engineering, Security Requirements Analysis, Security Controls, Data Security, Vulnerability Management, Computer Security, Vulnerability, Vulnerability Assessments, Databases, Information Privacy, Role-Based Access Control (RBAC), Computer Programming, Python Programming, Node.JS, JavaScript Frameworks, Javascript
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Risk Analysis, Investment Management, Banking, Financial Trading, Financial Regulation, Capital Markets, Securities (Finance), Bank Regulations, Operational Analysis, Securities Trading, Market Analysis, Credit Risk, Market Dynamics, Market Data, Corporate Finance, Regulatory Compliance, Reconciliation
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: AI Security, LLM Application, Cyber Security Assessment, Large Language Modeling, Continuous Monitoring, Security Testing, Responsible AI, Threat Modeling, Vulnerability Assessments, Prompt Engineering, Security Controls, Penetration Testing, Vulnerability Scanning, Security Strategy, AI Personalization, Scenario Testing, System Implementation
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Control Systems, Process Control, Machine Controls, Engineering, Scientific, and Technical Instruments, Embedded Systems, Electronic Hardware, Embedded Software, Automation Engineering, Hardware Design, Electronics Engineering, Manufacturing Processes, Basic Electrical Systems, Electronic Systems, Electronics, Electrical Systems, Electrical and Computer Engineering, Electronic Components, Power Electronics, Three-Phase, Torque (Physics)
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

AI CERTs
Skills you'll gain: Responsible AI, Agentic Workflows, Risking, Generative AI Agents, AI Enablement, Artificial Intelligence and Machine Learning (AI/ML), Power BI, AI Workflows, Accounting and Finance Software, Regulatory Compliance, Automation, Financial Data, Wealth Management, Compliance Management, Generative AI, Financial Forecasting, Data Processing, Finance, Workflow Management, General Finance
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Large Language Modeling, Model Deployment, Natural Language Processing, Application Deployment, Transfer Learning, Embeddings, Workflow Management, Artificial Intelligence and Machine Learning (AI/ML), Python Programming, Data Processing, Application Programming Interface (API), Model Evaluation, Automation, Software Installation
Intermediate · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Prompt Engineering, Debugging, Claude Code, Responsible AI, Verification And Validation, ChatGPT, Artificial Intelligence, Software Testing
Mixed · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Microsoft Access, Database Design, Relational Databases, Database Management, Excel Macros, Microsoft 365, Database Development, Database Administration, Database Architecture and Administration, Data Integrity, Data Maintenance, Microsoft Windows, Databases, Microsoft Office, Data Entry, Query Languages, Data Presentation, Productivity Software, User Interface (UI), Scripting
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Prompt Engineering, Sales Strategy, Sales Pipelines, AI Personalization, Sales Operations, Responsible AI, Lead Generation, Sales Development, Generative AI Agents, Competitive Analysis, Sales Management, Marketing Automation, Customer Relationship Management (CRM) Software, Account Management, Business Process Automation, Business Intelligence, Workflow Management, Market Analysis, Data-Driven Decision-Making, Forecasting
Intermediate · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Business Writing, Business Correspondence, Business Communication, Writing, Organizational Skills, Concision, Writing and Editing, Proofreading, Grammar, Communication, Editing, Organizational Strategy, Persuasive Communication, Verbal Communication Skills, Communication Strategies
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Role-Based Access Control (RBAC), Application Performance Management, System Monitoring, Performance Tuning, Devops Tools, Site Reliability Engineering, Continuous Monitoring, Application Deployment, Transact-SQL, Transaction Processing, Enterprise Application Management, Incident Management, Anomaly Detection, Microservices, Performance Analysis, Containerization, Email Automation, Real Time Data, Analysis, Health Policy
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Accounting Software, Financial Reporting, Business Reporting, Management Reporting, Project Accounting, Bookkeeping, Standard Accounting Practices, Accounting, Small Business Accounting, Ledgers (Accounting), General Accounting, Software As A Service, Expense Management, Order Management, Billing, Billing & Invoicing, Invoicing, System Configuration, Inventory Management System, Payment Processing
Beginner · Course · 1 - 3 Months