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.

University of Colorado Boulder
Skills you'll gain: Model Evaluation, Applied Machine Learning, Unsupervised Learning, Decision Tree Learning, Artificial Neural Networks, Machine Learning Methods, Classification Algorithms, Supervised Learning, Statistical Machine Learning, Machine Learning Algorithms, Random Forest Algorithm, Predictive Modeling, Applied Mathematics, Dimensionality Reduction, Statistics
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

JetBrains
Skills you'll gain: NumPy, Python Programming, Linear Algebra, Numerical Analysis, Data Manipulation, Data Processing, Integrated Development Environments, Data Science, Data Management, Software Development Tools, Software Development, Machine Learning, Engineering, Scientific, and Technical Instruments
Beginner · Course · 1 - 3 Months

Skills you'll gain: Java Programming, Java, Memory Management, Development Environment, Programming Principles, Computer Programming Tools, Computer Programming, Integrated Development Environments, Data Structures, Software Installation
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Python Programming, Programming Principles, Computational Logic, Jupyter, Computer Programming Tools
Beginner · Course · 1 - 3 Months

Skills you'll gain: Real Time Data, Kibana, Query Languages, Data Modeling, Distributed Computing, SQL, NoSQL, Application Programming Interface (API), Scalability, Database Design, Performance Tuning, Text Mining, System Configuration, Geospatial Information and Technology, Document Management
Mixed · Course · 1 - 3 Months

Macquarie University
Skills you'll gain: Marketing Analytics, Customer Analysis, Customer Insights, Digital Media Strategy, Data-Driven Marketing, Marketing Effectiveness, Digital Marketing, Customer Data Management, Digital Analysis, Marketing Strategies, Social Media Marketing, Customer Engagement, Customer experience strategy (CX), Predictive Analytics, Analytics, Data Analysis Software, Consumer Behaviour, Big Data, Data Integration, Data Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Gross Profit, Case Studies, Dashboard Creation, Performance Analysis, Business Reporting, Data Preprocessing, Business Analysis, Fiscal Management, Time Series Analysis and Forecasting
Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Prompt Engineering, AI Personalization, AI Security, GitHub Copilot, Generative AI, Infrastructure as Code (IaC), Legal Risk, Requirements Analysis, Test Tools, Software Testing, ChatGPT, Risk Analysis, Sprint Planning, Software Development Tools, Software Development Life Cycle, User Interface and User Experience (UI/UX) Design, Automation, Software Documentation, Artificial Intelligence, Software Architecture
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Performance marketing, Google Ads, Personalized Campaigns, Advertising Campaigns, Media Buying, Meta Ads Manager, Content Performance Analysis, Online Advertising, Advertising, Generative AI, Data Ethics, Campaign Management, Paid media, Marketing Automation, AI Personalization, Media Planning, Digital Media Strategy, Responsible AI, Automation, Analytics
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Pandas (Python Package), NumPy, Data Structures, Data Import/Export, Data Manipulation, Data Wrangling, Data Cleansing, Statistical Methods, Python Programming, Numerical Analysis, Data Analysis, Descriptive Statistics
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Good Clinical Practices (GCP), Institutional Review Board (IRB), Clinical Research Ethics, Clinical Research Coordination, Clinical Trials, Clinical Research, Clinical Data Management, Drug Development, Document Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud-Native Computing, Cloud Deployment, DevOps, CI/CD, Application Deployment, Devops Tools, Development Environment, Continuous Delivery, Cloud Applications, Amazon Elastic Compute Cloud, Real Time Data, Kibana, Query Languages, Data Modeling, Distributed Computing, SQL, Data Mapping, NoSQL, Event-Driven Programming, Relational Databases
Beginner · Specialization · 1 - 3 Months