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.

IBM
Skills you'll gain: COBOL (Programming Language), File I/O, Programming Principles, Procedure Development, Program Development, Data Structures, Computational Logic, Editing, Records Management
Beginner · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: Computer Programming Tools, C (Programming Language), Programming Principles, Embedded Systems, Software Development Tools, Computer Engineering, Algorithms, Data Structures, Computer Programming, Computational Logic
Beginner · Course · 1 - 3 Months

Skills you'll gain: Requirements Analysis, Generative AI, Functional Specification, Software Documentation, Prompt Engineering, User Requirements Documents, AI literacy, Software Design Documents, Process Optimization, Business Analysis Tools, Requirements Elicitation, Workflow Management, User Story, Prioritization, Requirements Management, Hugging Face, Language Interpretation, Translation, and Studies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Deep Learning, Machine Learning Methods, Responsible AI, Artificial Neural Networks, Data Ethics, Machine Learning Algorithms, AWS SageMaker, Amazon Bedrock, Machine Learning, AI literacy, Model Training, Amazon Web Services, Convolutional Neural Networks, Supervised Learning, Model Deployment, Natural Language Processing, LLM Application, Unsupervised Learning
Beginner · Course · 1 - 3 Months

IE Business School
Skills you'll gain: Product Strategy, Revenue Management, Strategic Marketing, Marketing Psychology, Market Dynamics, Gross Profit, Profit and Loss (P&L) Management, Consumer Behaviour, Customer Analysis, Market Research, Customer Insights, Sales, Competitive Analysis, Data-Driven Decision-Making, Market Data
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Gemini, Model Deployment, Generative AI, Google Gemini, Generative AI Agents, Generative Model Architectures, Prompt Patterns, Cloud Deployment, Model Optimization, Application Deployment, LLM Application, Artificial Intelligence and Machine Learning (AI/ML), Large Language Modeling, Google Cloud Platform, Artificial Intelligence, AI Personalization, Python Programming, Software Development Tools, Cloud Platforms
Beginner · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: File Systems, Endpoint Security, Linux, Operating System Administration, Microsoft Windows, Windows PowerShell, Linux Administration, Windows Servers, Operating Systems, Security Software, Linux Commands, File Management, Network Administration, Active Directory, System Monitoring, System Configuration, OS Process Management, Network Security, Command-Line Interface, Malware Protection
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Statistical Hypothesis Testing, A/B Testing, Quantitative Research, Data-Driven Decision-Making, Customer Analysis, Statistical Methods, Market Research, Statistical Software, Statistical Analysis, Statistical Reporting, Business Analytics, Probability & Statistics, Customer Insights, Statistical Inference, Analytics, Data Analysis, Data-Driven Marketing, Descriptive Statistics, Data Analysis Software, Spreadsheet Software
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, Unit Testing, Server Side, Javascript, Debugging, Back-End Web Development, File Systems, File I/O, Test Script Development, Software Testing, Development Testing, Web Applications, Event-Driven Programming, Code Reusability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Java Programming, Java, Integrated Development Environments, Mobile Development, Computer Programming, Programming Principles, Data Structures
Beginner · Guided Project · Less Than 2 Hours

University at Buffalo
Skills you'll gain: Manufacturing Operations, Manufacturing Processes, Product Design, Digital Analysis, Manufacturing and Production, Business Analysis Tools, Production Process, Digital Transformation, Design Software, Digital Design, IT Infrastructure, Hardware Architecture, Technology Strategies, Information Technology
Beginner · Course · 1 - 3 Months

Skills you'll gain: Restful API, Data Mapping, Data Store, Scalability, Data Management, Query Languages, Data Import/Export, Big Data, Software Installation
Beginner · Course · 1 - 4 Weeks