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.

Politecnico di Milano
Skills you'll gain: Product Lifecycle Management, Climate Change Mitigation, Energy and Utilities, Environmental Science, Sustainable Development, Mathematical Modeling, Sustainable Engineering, Sustainable Systems, Analysis, Microsoft Excel, Process Analysis, Data Literacy, Scenario Testing, Model Optimization, Open Source Technology
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Model Context Protocol, AI Workflows, AI Integrations, Generative AI Agents, Tool Calling, OpenAI API, Agentic Workflows, Anthropic Claude, Context Management, Real Time Data, Debugging, Artificial Intelligence and Machine Learning (AI/ML), Servers, Artificial Intelligence, Data Access, Generative AI, Interoperability, Server Administration
Intermediate · Course · 1 - 4 Weeks

École Polytechnique
Skills you'll gain: Digital Transformation, Business Transformation, Marketing Management, General Sales Practices, Business Management, Innovation, Data Strategy, Customer Acquisition Management, Data Management, Marketing Strategies, Growth Strategies, Data-Driven Decision-Making, Scalability, Presentations
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: CI/CD, Continuous Deployment, Microsoft Power Platform, Azure Synapse Analytics, Data Pipelines, Analytics, Data Governance, Advanced Analytics, Data Security, Data Architecture, Data Management, Data Analysis Expressions (DAX), Power BI, Microsoft Excel, Exploratory Data Analysis, Apache Spark, Application Deployment, SQL, Governance, Version Control
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Patient Communication, Patient Education and Support, Constructive Feedback, Resilience, Emotional Intelligence, Compassion, Patient Education And Counseling, Patient-centered Care, Empathy, Employee Engagement, Telehealth, Interpersonal Communications, Self-Awareness, Active Listening, Communication, Data Analysis, Cultural Sensitivity, Quality Improvement, Leadership and Management, Continuous Improvement Process
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Frontend Integration, Web Applications, Web Design and Development, API Design, User Interface (UI), Databases, Secure Coding, GitHub, Dashboard Creation, Data Validation
Beginner · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: Amazon Web Services, AWS Identity and Access Management (IAM), Amazon DynamoDB, Cloud Services, Cloud Computing, Relational Databases, Cloud Storage, Amazon CloudWatch, Databases, Database Management, Authorization (Computing), Operational Databases, Virtual Private Networks (VPN), Configuration Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, ChatGPT, Data Ethics, Responsible AI, AI Personalization, AI literacy, Ethical Standards And Conduct, Coaching, Constructive Feedback
Beginner · Course · 1 - 4 Weeks
Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Semiconductors, Electronics Engineering, Electronics, Electronic Hardware, Process Engineering, Manufacturing Processes, Production Process, Electronic Components, Chemical Engineering, Materials science, Chemistry, Data Storage Technologies
Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Prompt Engineering, Large Language Modeling, Responsible AI, AI Security, Generative AI, LLM Application, Policy Development, AI Enablement, Data Ethics, AI literacy, Human Resource Policies, Regulatory Compliance, Labor Relations, Automation, Data Security, Law, Regulation, and Compliance, Workforce Management, AI Integrations, Artificial Intelligence, Decision Intelligence
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Dimensionality Reduction, R Programming, Time Series Analysis and Forecasting, Statistical Machine Learning, Machine Learning Algorithms, Applied Machine Learning, Unsupervised Learning, Predictive Modeling, Machine Learning, Text Mining, Classification Algorithms, Artificial Neural Networks, Forecasting, Data Mining, Data Preprocessing, Model Optimization, Model Evaluation, Exploratory Data Analysis
Mixed · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: AI Enablement, Data-Driven Decision-Making, digital literacy, Digital Transformation
Beginner · Course · 1 - 3 Months