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.

Google Cloud
Skills you'll gain: Data Import/Export, Extract, Transform, Load, Google Cloud Platform, Data Warehousing, Database Design, Data Analysis
Beginner · Project · Less Than 2 Hours

Coursera
Skills you'll gain: SQL, Data Transformation, Data Wrangling, Data Manipulation, Pandas (Python Package), Query Languages, Data Processing, Consolidation, Time Series Analysis and Forecasting, Analytics, Pivot Tables And Charts, Apache Spark, Cross Platform Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AI Workflows, Agentic Workflows, Generative AI Agents, Agentic systems, AI Orchestration, AI Integrations, Advanced Analytics, Enterprise Architecture, Automation, Artificial Intelligence, Continuous Improvement Process, Data Quality, Scalability, Performance Tuning, Software Design Patterns
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: NumPy, Pandas (Python Package), Analytics, Plot (Graphics), Model Evaluation, Statistical Visualization, Jupyter, Data Analysis, Applied Machine Learning, Analytical Skills, Numerical Analysis, Model Training, Data Manipulation, Exploratory Data Analysis, Advanced Analytics, Descriptive Statistics, Linear Algebra
Beginner · Course · 1 - 3 Months

Skills you'll gain: Google Analytics, Marketing Analytics, Performance Reporting, Looker (Software), Data-Driven Marketing, Web Analytics and SEO, Customer Analysis, Conversion Funnel Analysis, Dashboard Creation, Digital Analysis, Marketing Strategies, Search Engine Optimization, Data Storytelling, Analytics, Predictive Analytics, Analysis, Data Visualization, Target Audience, Process Improvement and Optimization, Process Optimization
Beginner · Specialization · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Internal Auditing, Enterprise Risk Management (ERM), Data Visualization, Risk Analysis, Tableau Software, Data Presentation, Auditors Report, Internal Communications, Persuasive Communication, Data-Driven Decision-Making, Continuous Improvement Process, Data Analysis, Data Literacy, Cybersecurity, Empathy & Emotional Intelligence, Influencing, Stakeholder Management, Stakeholder Analysis, Governance Risk Management and Compliance, Financial Controls
★ 4.6 (21) · Intermediate · Specialization · 1 - 3 Months

Google Cloud
Skills you'll gain: Data Import/Export, Database Development, Data Modeling, Database Management, Google Cloud Platform, SQL, MySQL, Data Manipulation, Data Analysis, Cloud Hosting, Cloud Computing
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Data Transformation, Real Time Data, Data Pipelines, Power BI, Data Processing, Data Integration, Data Quality, Live Streaming, Dashboard, Dashboard Creation, PySpark, Business Intelligence, Data Integrity, Data Governance, CI/CD, Data Validation, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Data Transformation, Microsoft Excel, Sampling (Statistics), Data Cleansing, Data Wrangling, Statistical Visualization, Data Analysis Software, Data Analysis, Statistical Analysis, Data Integration, Microsoft 365, Productivity Software
Mixed · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Network Troubleshooting, Network Switches, Data Centers, Virtual Networking, Network Infrastructure, Network Architecture, Network Planning And Design, Local Area Networks, Command-Line Interface, Network Protocols, Virtualization, Scalability
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Preprocessing, Data Wrangling, Data Transformation, Data Analysis, JSON, Pandas (Python Package), Data Quality, Extract, Transform, Load, Data Mapping, Scripting, Data Maintenance, Data Integrity, Anomaly Detection, Reconciliation
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Text Mining, Data Mining, Time Series Analysis and Forecasting, Classification Algorithms, Artificial Neural Networks, Trend Analysis, Unstructured Data, Regression Analysis, Machine Learning Algorithms, Supervised Learning, Feature Engineering, Unsupervised Learning, Predictive Modeling, Forecasting, Deep Learning, Data Preprocessing
Intermediate · Course · 1 - 3 Months