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: MySQL, MongoDB, NoSQL, Object-Relational Mapping, Database Design, Relational Databases, SQL, Node.JS, Restful API, Databases, MySQL Workbench, Data Persistence, Database Application, Data Modeling, Data Integrity, Unstructured Data
Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Memory Management, Code Reusability, Programming Principles, Integrated Development Environments, Web Development, System Programming, Maintainability
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Network Troubleshooting, Microsoft Azure, Virtual Networking, Virtual Machines, Load Balancing, System Configuration, Cloud Security, Network Planning And Design, Network Security, Cloud Storage, Cloud Management, Data Storage, Data Security, Performance Tuning
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Warehousing, Apache Hadoop, Distributed Computing, Scalability, Transaction Processing, Database Systems, Database Design, Applied Machine Learning, Database Management Systems, Data Architecture, Database Theory, Database Management, Database Development, Database Architecture and Administration, Cloud Computing, Big Data, Relational Databases, Query Languages, Data Processing, SQL
Intermediate · Specialization · 1 - 3 Months
Google Cloud
Skills you'll gain: Calendar Management, Google Workspace, Setting Appointments, Event Management, Scheduling, Collaborative Software, Coordination, Data Sharing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Microsoft Azure, Identity and Access Management, Network Security, Cloud Management, Cloud Security, Security Management, Data Storage, Security Information and Event Management (SIEM), Firewall, Role-Based Access Control (RBAC), Security Controls, Continuous Monitoring, Key Management, Computer Security Incident Management, Incident Response, Threat Detection, Virtual Machines, Incident Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Threat Modeling, Feature Engineering, Anomaly Detection, Data Visualization, Data Presentation, MLOps (Machine Learning Operations), Agentic Workflows, Interactive Data Visualization, AI Orchestration, AI Security, A/B Testing, Generative AI Agents, Threat Management, Model Optimization, Open Web Application Security Project (OWASP), Technical Communication, Agentic systems, Continuous Monitoring, CI/CD, Reinforcement Learning
Intermediate · Professional Certificate · 3 - 6 Months

Starweaver
Skills you'll gain: Internet Of Things, Prototyping, Embedded Software, Energy and Utilities, Sustainable Design, Test Engineering, Electronic Hardware, Emerging Technologies, Electric Power Systems, Electronic Components, Industrial Engineering, Communication Systems, Sustainable Development
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Dashboard, Data Visualization, Microsoft Excel, Spreadsheet Software, Data Analysis, Business Reporting
Beginner · Guided Project · Less Than 2 Hours

Universidad Nacional Autónoma de México
Skills you'll gain: Musical Composition, Music, Algorithms, Digital Signal Processing, Programming Principles, Other Programming Languages, Development Environment, Object Oriented Programming (OOP), Data Mapping
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Medical Privacy, Personally Identifiable Information, Cyber Security Strategy, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Information Privacy, Security Awareness, Data Security, Cybersecurity, Health Information Management and Medical Records, Cyber Attacks, Information Assurance, Security Controls, Health Information Management, General Data Protection Regulation (GDPR), Computer Security Awareness Training, Data Sharing, Security Strategy, Authorization (Computing), Healthcare Industry Knowledge, Health Care Procedure and Regulation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Disaster Recovery, Law, Regulation, and Compliance, Risk Management, Risk Management Framework, Compliance Management, Regulatory Compliance, Governance Risk Management and Compliance, Regulatory Requirements, Business Risk Management, Risk Analysis, Business Continuity Planning, Risk Mitigation, Cloud Security, Business Continuity, Contingency Planning, Cyber Risk, Cyber Governance, Security Management, Vendor Management, Supplier Risk Management
Advanced · Course · 1 - 4 Weeks