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: Canva (Software), Logo Design, Video Production, Graphic and Visual Design Software, Graphic and Visual Design, Content Creation, Graphic Design, Creative Design, Content Marketing, Social Media Marketing, Social Media, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

The University of Edinburgh
Skills you'll gain: Culture, International Relations, Finance, Diplomacy, Social Impact, Cultural Diversity, Social Sciences, Socioeconomics, World History, Governance, Public Affairs, Community Development, Data Analysis, Economic Development
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Modeling, Query Languages, Data Mapping, NoSQL, Event-Driven Programming, Relational Databases, Scalability, Performance Tuning, Data Validation
Mixed · Course · 1 - 4 Weeks
Skills you'll gain: ISO/IEC 27001, Risk Management, Risk Management Framework, Personally Identifiable Information, Security Controls, System Implementation, Security Awareness, Information Privacy, Risk Mitigation, Security Management, Security Strategy
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Autodesk Revit, Building Information Modeling, Document Management, Autodesk, Construction, Engineering Documentation, Architecture and Construction, Building Design, Model Based Systems Engineering, Collaborative Software, Project Coordination, Computer-Aided Design, Digital Transformation, Architectural Design, Construction Management, Collaboration, Information Management, Data Modeling, Coordination, Data Visualization
Beginner · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Geospatial Information and Technology, Spatial Analysis, Geographic Information Systems, Spatial Data Analysis, GIS Software, Database Management, Database Management Systems, ArcGIS, Relational Databases, Data Modeling, Data Mapping, Data Import/Export, Open Source Technology, Web Applications, Mobile Development
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Scientific Visualization, Research Reports, Technical Documentation, Technical Writing, Technical Communication
Beginner · Guided Project · Less Than 2 Hours
Johns Hopkins University
Skills you'll gain: Public Health, Community Health, Health Policy, Public Health and Disease Prevention, Health Promotion, Media and Communications, Community Outreach, Data Collection, Injury Prevention, Nutrition and Diet, Child Health
Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: LangChain, LangGraph, Model Context Protocol, AI Workflows, LLM Application, Context Engineering, AI Orchestration, Agentic Workflows, Generative AI Agents, Tool Calling, Data Processing, Data Transformation, Retrieval-Augmented Generation, Agentic systems, Generative AI, Gemini, Scalability, Artificial Intelligence, Prompt Engineering, Responsible AI
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Cloud Development, Microsoft Azure, Software Development, Cloud Deployment, Cloud Applications, Cloud Computing, Application Deployment, Design Strategies
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Software Quality Assurance, Quality Assurance, Test Automation, Software Quality (SQA/SQC), Test Tools, Agile Software Development, Agile Product Development, Software Testing, Agile Methodology, Automation, Analysis, Collaboration
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: JSON, Restful API, API Design, Web Applications, Application Programming Interface (API), Responsive Web Design, Cascading Style Sheets (CSS), Dashboard Creation, Event-Driven Programming, HTML and CSS, Javascript, Wireframing, Web Servers, Web Development, Real Time Data, Game Design, Hypertext Markup Language (HTML), Servers, Software Development
Intermediate · Specialization · 1 - 4 Weeks