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.

Kennesaw State University
Skills you'll gain: Data Collection, Lean Six Sigma, Six Sigma Methodology, Quality Improvement, Process Improvement, Process Improvement and Optimization, Project Design, Project Schedules, Business Process, Business Process Management, Process Development, Project Management, Project Planning, Quality Management, User Feedback, Project Management Life Cycle, Probability & Statistics, Process Flow Diagrams, Customer experience improvement, Data Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Flask (Web Framework), Restful API, Application Deployment, Cloud Deployment, Dashboard Creation, Full-Stack Web Development, Application Programming Interface (API), Data Visualization, Object-Relational Mapping, Interactive Data Visualization, Application Development, Cloud Applications, API Design, Back-End Web Development, Database Management, Bootstrap (Front-End Framework), Database Development, Databases, Web Applications, Web Development
Intermediate · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: Technical Communication, Cloud Infrastructure, Cloud Technologies, Cloud Services, Cloud Hosting, CI/CD, Cloud Computing, Azure DevOps Pipelines, Agile Software Development, Cloud Development, DevOps, Technical Documentation, Infrastructure As A Service (IaaS), Cloud Platforms, Continuous Delivery, Infrastructure as Code (IaC), Serverless Computing, Continuous Integration, Agile Project Management, GitHub
Beginner · Course · 1 - 3 Months

Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Pivot Tables And Charts, Data Manipulation, Interactive Data Visualization, Data Visualization Software, Data Visualization, Data Integration, Dashboard, Role-Based Access Control (RBAC), Data Import/Export, Relational Databases, Security Controls
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Market Dynamics, Environmental Social And Corporate Governance (ESG), Ethical Standards And Conduct, Governance, Business Ethics, Cost Benefit Analysis, Cost Accounting, Corporate Sustainability, Financial Data, Profit and Loss (P&L) Management, Decision Making, Management Accounting, Financial Analysis, Supply And Demand, Cost Management, Risking, Revenue Management, Strategic Decision-Making, Internal Controls, Fraud detection
Mixed · Course · 1 - 4 Weeks

Unilever
Skills you'll gain: Data Storytelling, Marketing Automation, Web Analytics, Data Presentation, Marketing Effectiveness, Marketing Analytics, Customer Insights, Digital Marketing, Social Media Campaigns, Campaign Management, Digital Marketing Tools, Web Analytics and SEO, Market Analysis, Social Media Marketing, Digital Media Strategy, Customer Analysis, Search Engine Marketing, Marketing Strategies, Data-Driven Marketing, Google Analytics
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: LangChain, LLM Application, Application Development, Large Language Modeling, Artificial Intelligence, Natural Language Processing
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Logical Reasoning, Computational Logic, Deductive Reasoning, Computational Thinking, Theoretical Computer Science, Combinatorics, Algorithms, Programming Principles, Python Programming, Computer Programming, Applied Mathematics, Arithmetic
Beginner · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Machine Learning, Data Science, Data Analysis, Data Literacy, Data Architecture, AI literacy, Analytical Skills, Business Analysis, Cloud Engineering
Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Generative AI Agents, Java, Java Programming, Agentic systems, Agentic Workflows, AI Workflows, Generative AI, LLM Application, Tool Calling, OpenAI API, Application Development, Prompt Engineering, Large Language Modeling, Memory Management
Beginner · Course · 1 - 3 Months

ESSEC Business School
Skills you'll gain: Data-Driven Marketing, Marketing Analytics, Business Analytics, Statistical Programming, Forecasting, Peer Review, Statistical Methods, Data Presentation, Predictive Analytics, Customer Analysis, Case Studies, R (Software), Information Technology, Analytical Skills, Digital Transformation, Advanced Analytics, Marketing Strategies, Complex Problem Solving, Data Synthesis, R Programming
Advanced · Specialization · 3 - 6 Months

Skills you'll gain: Model Evaluation, Convolutional Neural Networks, Model Training, Data Preprocessing, Image Analysis, Predictive Modeling, Deep Learning, Keras (Neural Network Library), Tensorflow, Data Processing, Model Optimization, Computer Vision, Artificial Neural Networks, Recurrent Neural Networks (RNNs), Data Transformation, Financial Forecasting, Applied Machine Learning, Feature Engineering, Statistical Visualization, Python Programming
Beginner · Specialization · 1 - 3 Months