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.

Duke University
Skills you'll gain: Programming Principles, Algorithms, C (Programming Language), Computer Programming, Program Development, Problem Solving, Solution Design, Computational Logic
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Apache Airflow, Docker (Software), Git (Version Control System), SQL, Data Pipelines, Containerization, CI/CD, Debugging, Ansible, Database Management, Continuous Deployment, Performance Tuning, Infrastructure as Code (IaC), Continuous Integration, Workflow Management, DevOps, Automation, Configuration Management, Root Cause Analysis, Python Programming
Intermediate · Specialization · 3 - 6 Months

Universidade de São Paulo
Skills you'll gain: Debugging, Computational Thinking, Programming Principles, Data Structures, Computer Programming, Program Development, Computer Science, Python Programming, Algorithms, Code Reusability
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Cloud Platform, Cloud Infrastructure, Cloud Storage, Data Infrastructure, Data Storage, Cloud Services, Data Storage Technologies, Model Training, AI Workflows, Data Architecture, Performance Tuning, Model Deployment, Data Preprocessing, File Systems
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Data Analysis Expressions (DAX), Customer Insights, Power BI, Data Modeling, Customer Analysis, Dashboard, Data Transformation, Dashboard Creation, Data Wrangling, Data Import/Export, Data Manipulation, Database Design, Business Intelligence, Interactive Data Visualization, Data Integration, Star Schema, Time Series Analysis and Forecasting, Data Cleansing, Relational Databases, Data Processing
Beginner · Specialization · 1 - 4 Weeks

Skills you'll gain: Generative AI Agents, Model Context Protocol, Retrieval-Augmented Generation, Generative Model Architectures, Fine-tuning, Model Deployment, Responsible AI, Load Balancing, Large Language Modeling, Containerization, AI Security, Docker (Software), Model Optimization, Agentic Workflows, Generative AI, Model Evaluation, Agentic systems, LangChain, Data Ethics, Image Quality
Intermediate · Professional Certificate · 3 - 6 Months
University of London
Skills you'll gain: Computer Science, Debugging, Development Environment, Computer Systems, Web Applications, Arithmetic, Computer Literacy, General Networking, Javascript, Network Security, Computer Networking, Application Security, Computational Thinking, Visualization (Computer Graphics), Program Development, Applied Mathematics, Computer Programming, General Mathematics, Numerical Analysis, Problem Solving
Build toward a degree
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Meta Ads Manager, Marketing Analytics, Data-Driven Marketing, Bayesian Statistics, Descriptive Statistics, Marketing Effectiveness, Statistical Hypothesis Testing, Target Audience, Marketing Strategies, Marketing Planning, Statistical Inference, Marketing Strategy and Techniques, Statistical Software, Sampling (Statistics), A/B Testing, Data Collection, Marketing, Analytics, Performance marketing, Web Analytics
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Collaborative Software, Management Reporting, Performance Reporting, Business Reporting, Content Performance Analysis, Audit Planning, Data Import/Export, Analysis, Data Sharing, Data-Driven Decision-Making, Trend Analysis, Stakeholder Analysis, Data Management, Data Integration, Digital Assets
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Systems Architecture, AI Workflows, Process Modeling, Model Based Systems Engineering, System Design and Implementation, Systems Analysis, Enterprise Modeling, Model Training, Diagram Design, Dataflow, MLOps (Machine Learning Operations), Requirements Management
Intermediate · Course · 1 - 4 Weeks

University of Amsterdam
Skills you'll gain: Scientific Methods, Research Design, Sampling (Statistics), Science and Research, Research, Research Methodologies, Surveys, Quantitative Research, Data Collection, Social Sciences, Survey Creation, Experimentation, Ethical Standards And Conduct
Mixed · Course · 1 - 3 Months

Kennesaw State University
Skills you'll gain: Statistical Process Controls, Statistical Hypothesis Testing, Process Capability, Team Management, Team Performance Management, Quality Improvement, Root Cause Analysis, Six Sigma Methodology, Lean Six Sigma, Lean Methodologies, Team Building, Exploratory Data Analysis, Process Improvement, Quality Control, Probability & Statistics, Probability Distribution, Process Improvement and Optimization, Statistical Methods, Process Analysis, Data Literacy
Intermediate · Specialization · 3 - 6 Months