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.

Sapienza University of Rome
Skills you'll gain: Ancient History, Data Collection, Scientific Methods, Research Methodologies, Public History, Research, Investigation, World History, European History, Culture
Beginner · Course · 1 - 3 Months

Skills you'll gain: Authentications, Splunk, Role-Based Access Control (RBAC), Data Maintenance, Security Assertion Markup Language (SAML), Interactive Data Visualization, Pivot Tables And Charts, Data Presentation, Dashboard Creation, Dashboard, Single Sign-On (SSO), Performance Tuning, Identity and Access Management, Lightweight Directory Access Protocols, Configuration Management, Data Integration, Scalability, Network Troubleshooting, Data Management, Data Analysis
Beginner · Specialization · 3 - 6 Months

Packt
Skills you'll gain: OSI Models, Computer Networking, Virtualization, Data Centers, Virtual Networking, General Networking, Network Architecture, Networking Hardware, Network Protocols, TCP/IP, Network Infrastructure, Local Area Networks, Network Model, Telecommunications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Google Ads, Advertising Campaigns, Search Engine Marketing, Pay Per Click Advertising, Performance Metric, Campaign Management, Performance Analysis, Online Advertising, Keyword Research, Performance marketing, Performance Measurement, Bidding, Conversion Funnel Analysis, Digital Advertising, Digital Marketing Campaigns, Web Analytics, Campaign Planning, Registration, Advertising, Digital Marketing
Beginner · Specialization · 1 - 3 Months

LearnKartS
Skills you'll gain: Salesforce, Salesforce Development, User Provisioning, Identity and Access Management, Enterprise Application Management, Application Deployment, Security Management, Security Controls, Data Management, Customer Relationship Management (CRM) Software, Workflow Management, Internal Communications, Training and Development, Customer Service
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, Risk Modeling, Data-Driven Decision-Making, Predictive Modeling, Data Literacy, Risk Analysis, Strategic Decision-Making, Business Analysis, Performance Metric, Applied Machine Learning, Data Synthesis, Technical Communication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cyber Operations, Penetration Testing, Cybersecurity, Exploitation techniques, Authentications, Scripting, Python Programming, Data Access, Identity and Access Management, Network Protocols
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Apache Hadoop, Big Data, Application Deployment, Social Network Analysis, Data Processing, Distributed Computing, Java, Text Mining, Graph Theory, File I/O
Mixed · Course · 1 - 3 Months

Skills you'll gain: Microsoft Azure, Role-Based Access Control (RBAC), Azure Active Directory, Load Balancing, Cloud Security, Cloud Management, Cloud Infrastructure, Virtual Networking, Network Architecture, Authorization (Computing), Database Management, Data Security, Network Planning And Design, Relational Databases, Authentications, Identity and Access Management, Cloud Computing, Cloud Solutions, Network Infrastructure, Disaster Recovery
Intermediate · Specialization · 1 - 3 Months

Edureka
Skills you'll gain: Rust (Programming Language), Memory Management, Application Programming Interface (API), Server Side, Code Reusability, Back-End Web Development, System Programming, Web Frameworks, Web Development, Web Servers, Software Documentation, Scalability, Integrated Development Environments, Data Analysis, Maintainability, Network Protocols, Application Development, Authentications
Intermediate · Specialization · 1 - 3 Months

Rutgers the State University of New Jersey
Skills you'll gain: Financial Statement Analysis, Product Flow Diagram, Supply Chain, Financial Statements, Supply Chain Management, Supply Chain Systems, Case Studies, Financial Analysis, Supply Chain Planning, Financial Data, Supply Management, Process Mapping, System Implementation, Financial Acumen, Product Strategy, Plan Execution, Income Statement, Business Strategy, Product Planning, Complex Problem Solving
Advanced · Course · 1 - 4 Weeks

Tecnológico de Monterrey
Skills you'll gain: ChatGPT, AI literacy, OpenAI, Responsible AI, Artificial Intelligence, Productivity, Prompt Engineering, LLM Application, Data Ethics, Generative AI, Automation, Creativity, Ethical Standards And Conduct, Innovation, Content Creation, Natural Language Processing, Critical Thinking
Beginner · Course · 1 - 4 Weeks