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.

Skills you'll gain: Seaborn, Plot (Graphics), Matplotlib, Scatter Plots, Statistical Visualization, Data Visualization, Data Presentation, Data Visualization Software, Box Plots, Descriptive Statistics, Exploratory Data Analysis, Statistical Analysis
Mixed · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Data Presentation, Data Storytelling, Data Ethics, SAS (Software), Business Analytics, Dashboard Creation, Data Visualization Software, Dashboard, Analytics, Demand Planning, Probability & Statistics, Data-Driven Decision-Making, Analytical Skills, Business Intelligence, Data Analysis, Forecasting, Trend Analysis, Histogram, Statistical Methods, Business Ethics
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Quantitative Research, Model Optimization, Prompt Engineering, Retrieval-Augmented Generation, LangChain, Python Programming
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Performance Testing, Scalability, Data Architecture, Software Architecture, Distributed Computing, Data Infrastructure, Performance Stress Testing, Predictive Modeling, Performance Tuning, Microservices, Big Data, Database Theory, Software Engineering, Database Systems, Data Store
Build toward a degree
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard, Dashboard Creation, Interactive Data Visualization, Tableau Software, Data Presentation, Data Import/Export, Data Visualization, Data Literacy, Data Visualization Software, Business Intelligence, Data Analysis, Data Integration, Data Modeling
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Data-Driven Marketing, Data Cleansing, Digital Analysis, Web Analytics and SEO, Data Literacy, Data Collection, Data Integrity, Gap Analysis, Corrective and Preventive Action (CAPA), Code Review
Beginner · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Serverless Computing, Amazon Web Services, AWS Kinesis, Cloud Computing Architecture, Amazon S3, Solution Architecture, Cloud-Native Computing, Containerization, Data Migration, Data Pipelines, Kubernetes, Data Import/Export
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Matplotlib, Scientific Visualization, Visualization (Computer Graphics), Plot (Graphics), Data Visualization, Data Visualization Software, Computer Graphics, Data Transformation, Typography
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Document Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Azure Synapse Analytics, Microsoft Azure, Data Lakes, Databricks, Data Pipelines, Data Architecture, Database Design, Apache Spark, Data Storage Technologies, Big Data, Cloud Storage, Security Controls, Data Storage, Data Processing, Microsoft SQL Servers, Data Integration, Event-Driven Programming, Extract, Transform, Load, Data Security, Real Time Data
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Medical Privacy, Patient Registration, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Medical Records, Claims Processing, Registration, Health Information Management, Electronic Medical Record System, Clinic Management Systems, Electronic Medical Record, Records Management, Clinical Documentation, Patient Safety, Data Entry, Document Management, Health Informatics, Data Validation, Data Security, Data Integrity, Regulatory Compliance
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Plotly, Histogram, Interactive Data Visualization, Scatter Plots, Plot (Graphics), Data Visualization, Data Analysis, Python Programming
Beginner · Guided Project · Less Than 2 Hours