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.

Macquarie University
Skills you'll gain: Marketing Analytics, Customer Analysis, Customer Insights, Digital Media Strategy, Data-Driven Marketing, Marketing Effectiveness, Digital Marketing, Customer Data Management, Digital Analysis, Marketing Strategies, Social Media Marketing, Customer Engagement, Customer experience strategy (CX), Predictive Analytics, Analytics, Data Analysis Software, Consumer Behaviour, Big Data, Data Integration, Data Analysis
★ 4.7 (462) · Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Cloud Platform, MLOps (Machine Learning Operations), Model Deployment, Model Training, Tensorflow, Data Validation, AI Workflows, Model Optimization, Applied Machine Learning, Systems Architecture, Machine Learning, Distributed Computing, Performance Tuning, Scalability, Hybrid Cloud Computing, Dependency Analysis, Data Processing, Debugging
★ 4.5 (15) · Advanced · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Supply Chain Planning, Demand Planning, Customer Demand Planning, Supply Chain Management, Supply Chain, Capacity Planning, Materials Management, Forecasting, Material Requirements Planning, Performance Measurement, Microsoft Excel, Communication Planning, Excel Formulas, Performance Metric, Capacity Management, Data-Driven Decision-Making, Statistical Methods, Key Performance Indicators (KPIs), Data Analysis, Meeting Facilitation
★ 4.5 (335) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AI Personalization, Apache Spark, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning Methods, AWS SageMaker, Scalability, Tensorflow, Dimensionality Reduction, Autoencoders, Artificial Neural Networks, Applied Machine Learning, Python Programming, Fraud detection, Machine Learning Algorithms, Model Optimization, Model Evaluation
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Mobile Development, Generative AI, Application Development, AI literacy, Test Automation, User Interface (UI), Responsible AI, Performance Tuning, Data Ethics, Automation, Analysis
★ 4.5 (10) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI Agents, Business Process Automation, Agentic Workflows, Generative AI, Automation, AI Orchestration, OpenAI, Multimodal Prompts, Slack (Software), AI Personalization, AI Integrations, Devops Tools, Human Resources, Performance Metric, Performance Measurement, Key Performance Indicators (KPIs), Google Sheets, Application Programming Interface (API), Scalability
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Intrusion Detection and Prevention, Role-Based Access Control (RBAC), AWS Identity and Access Management (IAM), Amazon Web Services, Amazon Elastic Compute Cloud, Identity and Access Management, Cloud Computing, User Provisioning, Security Controls, Cloud Management, Malware Protection, Cloud Infrastructure, Cloud Security, Security Engineering, Authorization (Computing), Network Security, Hardening, Cryptographic Protocols, Cybersecurity
★ 4.5 (658) · Beginner · Specialization · 3 - 6 Months

University of California San Diego
Skills you'll gain: grep, Linux Commands, Linux, Unix Commands, Shell Script, Unix Shell, Linux Administration, Data Processing, Text Mining, Command-Line Interface, Data Manipulation, Unix, Automation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Model Optimization, Cloud Security, Stakeholder Communications, Stakeholder Management, Stakeholder Engagement, Risking, Data Ethics, Data Governance, Data Security, Enterprise Architecture, Dashboard Creation, Executive Presence, Security Architecture Review, Professional Development, Data Management, Software Architecture, Application Deployment, Continuous Deployment, Incident Management, IT Automation
Intermediate · Professional Certificate · 3 - 6 Months

University of Pennsylvania
Skills you'll gain: Health Insurance Portability And Accountability Act (HIPAA) Compliance, Medical Privacy, General Data Protection Regulation (GDPR), Personally Identifiable Information, Law, Regulation, and Compliance, Information Privacy, Health Information Management, Regulatory Compliance, Compliance Management, Regulation and Legal Compliance, Data Loss Prevention, Health Care Procedure and Regulation, Data Governance, Data Security, Security Controls, Incident Response, Risk Analysis
★ 4.6 (186) · Mixed · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Incident Response, Computer Security Incident Management, Incident Management, Threat Management, Cybersecurity, Endpoint Detection and Response, Cyber Attacks, Cyber Threat Intelligence, Digital Forensics, Intrusion Detection and Prevention, Threat Detection, Network Security, Network Monitoring, Data Security, Business Continuity, Network Analysis, Exploitation techniques, Malware Protection, Memory Management, Analysis
★ 4.7 (275) · Beginner · Specialization · 3 - 6 Months
Skills you'll gain: Blockchain, Digital Assets, FinTech, Payment Systems, Financial Inclusion, Digital Transformation, Emerging Technologies, Financial Systems, Identity and Access Management, Distributed Computing, Financial Services, Authentications, Cryptographic Protocols, Automation, Empowerment, Cost Reduction, Transaction Processing, Information Privacy
★ 4.8 (924) · Intermediate · Course · 1 - 4 Weeks