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.

LearnQuest
Skills you'll gain: Model Evaluation, Random Forest Algorithm, Model Optimization, Keras (Neural Network Library), Tensorflow, Artificial Intelligence and Machine Learning (AI/ML), Deep Learning, Artificial Neural Networks, Decision Tree Learning, Machine Learning Methods, Applied Machine Learning, Predictive Modeling, Fine-tuning, Scikit Learn (Machine Learning Library), Regression Analysis, Classification Algorithms, Python Programming
★ 3.2 (18) · Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: PHP (Scripting Language), Object Oriented Programming (OOP), Package and Software Management, Web Applications, Web Development Tools, Web Development, Scripting Languages, Development Environment, Scripting, Programming Principles, Debugging, Program Development, Data Structures
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, Risk Mitigation, Risk Analysis, Risk Management, Generative AI, Root Cause Analysis, Data-Driven Decision-Making, Analysis, Strategic Decision-Making, AI Integrations, Trend Analysis, Strategic Thinking, Data Strategy, Data Analysis, Data Ethics, Decision Making, Strategic Planning
★ 4.7 (20) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: React Native, Mobile Development, User Interface (UI) Design, Front-End Web Development, React Redux, Ajax, User Interface and User Experience (UI/UX) Design, Javascript, React.js, Data Structures, Application Development, Apple iOS, Debugging, iOS Development, UI Components, JavaScript Frameworks, User Story, Android Development, Mobile Development Tools, Full-Stack Web Development
★ 4.4 (961) · Beginner · Specialization · 3 - 6 Months

University of California San Diego
Skills you'll gain: Event-Driven Programming, Interactive Data Visualization, Java, Java Programming, Object Oriented Programming (OOP), User Interface (UI), Object Oriented Design, Computer Programming, User Interface (UI) Design, Algorithms, Software Engineering, Geospatial Mapping, Programming Principles, Software Documentation
★ 4.7 (5.8K) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microsoft 365, Azure Active Directory, Threat Management, Identity and Access Management, Threat Detection, Law, Regulation, and Compliance, Regulatory Compliance, Information Privacy, Regulatory Requirements, Authentications, Compliance Management, Microsoft Teams, People Analytics, Employee Engagement, Multi-Factor Authentication, Data Governance
Beginner · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Data Integration, Data Quality, Data Wrangling, Exploratory Data Analysis, Data Preprocessing, Data Transformation, Data Cleansing, Data Manipulation, Jupyter, Data Visualization, Data Analysis, Data Science, Data Management, Predictive Modeling, Python Programming
★ 4.8 (106) · Beginner · Course · 1 - 4 Weeks

Universidad Austral
Skills you'll gain: Digital Marketing Tools, Social Media, Social Media Strategy, Social Media Marketing, Google Ads, Digital Marketing, Social Media Management, Social Media Content, Customer Relationship Management, Media Buying, Content Performance Analysis, Digital Marketing Campaigns, Digital Brand Strategy, Digital Analysis, Campaign Management, Marketing Budgets, Digital Media Strategy, Marketing, Paid media, Analytics
★ 4.7 (2.7K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Algorithms, Computational Thinking, Data Structures, Geometry
Intermediate · Course · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: Google Cloud Platform, Data Pipelines, Rust (Programming Language), Google App Engine, Containerization, Cloud-Based Integration, Data Engineering, Cloud API, Cloud Engineering, Cloud Management, Multi-Cloud, Cloud Infrastructure, DevOps, Serverless Computing, MLOps (Machine Learning Operations), Cloud Services, Cloud Platforms, Cloud Storage, Cloud Security, Cloud Computing Architecture
Beginner · Course · 1 - 3 Months

Princeton University
Skills you'll gain: Graph Theory, Data Structures, Algorithms, Theoretical Computer Science, Operations Research, Computer Programming, Java Programming, Java
★ 4.9 (2K) · Intermediate · Course · 3 - 6 Months

University of Virginia
Skills you'll gain: Digital Transformation, Business Transformation, Technology Strategies, Digital Analysis, Competitive Analysis, Data Strategy, Organizational Development, Corporate Strategy, Business Strategy, Business Economics, Business Technologies, Emerging Technologies, Market Dynamics, Change Management, Process Development, Innovation, Market Opportunities
★ 4.8 (6.4K) · Beginner · Course · 1 - 4 Weeks