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: Dashboard, Project Management Software, Data Import/Export, Workflow Management, Team Management, Project Coordination, Project Management, Project Planning
★ 4.5 (10) · Intermediate · Guided Project · Less Than 2 Hours

University of Maryland, College Park
Skills you'll gain: Customer Retention, Loyalty Programs, Brand Loyalty, Customer Relationship Management, Customer Insights, Customer Relationship Building, Customer Data Management, Marketing Analytics, Customer Acquisition Management, Marketing Effectiveness, Data-Driven Marketing, Customer Analysis, Marketing Strategies, Return On Investment, Predictive Modeling
★ 4.7 (20) · Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Incident Response, Threat Modeling, Vulnerability Scanning, Vulnerability Management, Vulnerability Assessments, Threat Detection, Risk Management, Cybersecurity, Computer Security Incident Management, Secure Coding, Cyber Security Assessment, Incident Management, Security Testing, MITRE ATT&CK Framework, Systems Development Life Cycle, Cyber Governance, Intrusion Detection and Prevention, Cyber Threat Intelligence, Cyber Attacks, Network Infrastructure
★ 4.5 (20) · Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Apache Spark, PySpark, Databricks, Applied Machine Learning, Data Processing, Big Data, Apache, Real Time Data, Python Programming, Model Evaluation, Data Manipulation, Machine Learning, SQL, Data Transformation, Performance Tuning, Distributed Computing
Intermediate · Course · 1 - 3 Months

Indian Institute for Human Settlements
Skills you'll gain: Editing, Storytelling, Writing and Editing, Photography, Journalism, Content Creation, Visual Storytelling, Infographics, Writing, Media and Communications, Social Media, Instagram
★ 4.8 (9) · Mixed · Course · 1 - 3 Months

Howard University
Skills you'll gain: Correlation Analysis, Business Analysis, Spreadsheet Software, Business Solutions, Data Analysis Software, Analysis, Microsoft Excel, Business Modeling, Complex Problem Solving, Data Analysis
★ 4.8 (10) · Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Hardware Architecture, Microarchitecture, Memory Management, Cloud Development, Computer Programming Tools, Computing Platforms, OS Process Management
★ 4.4 (9) · Intermediate · Course · 1 - 3 Months

University of Pittsburgh
Skills you'll gain: Cloud Computing, Cloud Deployment, Cloud Technologies, Cloud Services, Virtualization and Virtual Machines, Cloud Computing Architecture, Cloud Infrastructure, Virtualization, Cloud Platforms, NoSQL, Cloud Storage, Database Design, Database Management, Data Warehousing, MongoDB, MySQL, SQL, Application Programming Interface (API), Python Programming, Git (Version Control System)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Adobe Firefly, AI powered creativity, Prompt Engineering, Adobe Express, Collaborative Software, Adobe Creative Cloud, Generative AI, Adobe Photoshop, Generative AI Agents, AI Personalization, AI Workflows, Content Creation, Data Import/Export, Responsible AI, Data Ethics, Creativity, Storytelling, Brand Strategy, Branding
★ 5 (14) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Process Modeling, Systems Analysis, Database Design, Business Process Modeling, Process Flow Diagrams, System Testing, Process Mapping, Functional Requirement, Application Deployment, Business Analysis, Requirements Elicitation, Requirements Analysis, Development Testing, Data Management, System Design and Implementation, Software Design Documents, Stakeholder Management, Project Management, Data Visualization, Stakeholder Engagement
★ 5 (8) · Advanced · Course · 1 - 3 Months

University of Virginia
Skills you'll gain: Design Thinking, Innovation, Ideation, Storytelling, Open Mindset, Creative Thinking, Creative Problem-Solving, Data Visualization, Case Studies, Creativity, Leadership and Management, Marketing
★ 4.8 (13) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Benchmarking, Competitive Analysis, Market Research, Market Dynamics, Research Reports, Business Research, Competitive Intelligence, Market Analysis, Performance Measurement, Report Writing, Market Intelligence, Business Strategy, Marketing, Strategic Thinking, Strategic Decision-Making, Business Communication, Communication Strategies
★ 4.9 (8) · Beginner · Course · 1 - 4 Weeks