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.

Northwestern University
Skills you'll gain: Real Time Data, Social Media Content, Social Media, Social Media Marketing, Big Data, Crisis Management, Analytics, Content Marketing, Social Media Strategy, Text Mining, Data-Driven Decision-Making, Competitive Analysis, Brand Strategy
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Generative Model Architectures, Large Language Modeling, LLM Application, Generative Adversarial Networks (GANs), Retrieval-Augmented Generation, OpenAI, Hugging Face, Multimodal Prompts, Responsible AI, Embeddings, Prompt Engineering, AI Security, Autoencoders, Vision Transformer (ViT), Model Deployment, Image Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: AI Orchestration, AI Workflows, LangChain, Agentic Workflows, Tool Calling, LangGraph, LLM Application, Agentic systems, Generative AI Agents, Responsible AI, Retrieval-Augmented Generation, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Application Design, Prompt Engineering, Large Language Modeling, Context Management, Software Design Patterns, Software Development, Python Programming
Intermediate · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Embedded Systems, Electronic Hardware, Embedded Software, Hardware Design, Electronics Engineering, Electronics, Electronic Components, Thermal Management, Design Specifications, Debugging, Schematic Diagrams, Development Environment
Build toward a degree
Advanced · Course · 1 - 3 Months

Kennesaw State University
Skills you'll gain: Six Sigma Methodology, Process Improvement, Process Optimization, Correlation Analysis, Statistical Hypothesis Testing, Lean Six Sigma, Kaizen Methodology, Quality Improvement, Regression Analysis, Statistical Process Controls, Continuous Improvement Process, Process Capability, Project Management, Quality Management, Cost Benefit Analysis, Statistical Inference, Document Control
Beginner · Course · 1 - 3 Months
Skills you'll gain: Digital Signal Processing, Image Analysis, Computer Vision, Computer Graphics, Visualization (Computer Graphics), Medical Imaging, Spatial Analysis, Linear Algebra, Matlab, Mathematical Modeling, Histogram
Mixed · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Kubernetes, Application Performance Management, YAML, Google Cloud Platform, Configuration Management, Real Time Data, Data Analysis
Beginner · Project · Less Than 2 Hours

Skills you'll gain: SPSS, Correlation Analysis, SPSS (Software), Logistic Regression, Regression Analysis, Predictive Modeling, Predictive Analytics, Descriptive Statistics, Statistical Methods, Statistical Modeling, Case Studies, Statistical Analysis, Data Import/Export, Data Manipulation, Analysis, Model Evaluation
Mixed · Course · 1 - 3 Months

Skills you'll gain: Interactive Data Visualization, Heat Maps, Data Visualization, Data Visualization Software, Matplotlib, Plotly, Data Storytelling, Data Access, Correlation Analysis, Scatter Plots, Exploratory Data Analysis, Data Preprocessing, Data Science, Data Analysis, Python Programming
Beginner · Guided Project · Less Than 2 Hours

Kennesaw State University
Skills you'll gain: Data Collection, Lean Six Sigma, Six Sigma Methodology, Quality Improvement, Process Improvement, Business Process, Project Management, Project Planning, Customer experience improvement, Process Mapping, Statistics, Statistical Analysis, Stakeholder Analysis
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Database Administration, Relational Databases, Database Management, Database Architecture and Administration, MySQL, Database Systems, IBM DB2, Operational Databases, PostgreSQL, Stored Procedure, Data Storage Technologies, Disaster Recovery, Role-Based Access Control (RBAC), Performance Tuning, Authentications, User Accounts
Intermediate · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Bioinformatics, Algorithms, Data Structures, Text Mining, Theoretical Computer Science, Computational Thinking
Intermediate · Course · 1 - 4 Weeks