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.
Duke University
Skills you'll gain: Responsible AI, Data Ethics, Generative AI, Artificial Intelligence, AI literacy, Decision Intelligence, Machine Learning, Machine Learning Methods, Model Evaluation, Artificial Neural Networks, Information Privacy
★ 4.7 (61) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Operational Efficiency, Leadership Studies, IT Service Management, Key Performance Indicators (KPIs), Stakeholder Management, Performance Measurement, Performance Metric, Stakeholder Communications, Service Level, Drive Engagement, Team Building, Service Management, Team Performance Management, Business Metrics, Business Leadership, Team Management, Business Communication, Performance Improvement, Data Analysis, Continuous Improvement Process
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Feature Engineering, MLOps (Machine Learning Operations), Model Optimization, Generative AI, Google Cloud Platform, Model Deployment, Tensorflow, Generative AI Agents, Google Gemini, Model Training, Dataflow, Big Data, Keras (Neural Network Library), Machine Learning, Generative Model Architectures, Data Preprocessing, Machine Learning Software, CI/CD, Machine Learning Methods, Cloud Computing
★ 4.4 (5K) · Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Persona Development, Market Intelligence, Dashboard Creation, Dashboard, Data Visualization, Qualitative Research, Competitive Intelligence, Competitive Analysis, Tidyverse (R Package), Data Storytelling, Data Presentation, Trend Analysis, Market Research, Data Ethics, Power BI, LinkedIn, Business Intelligence, Data Analysis, R Programming, Strategic Thinking
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Node.JS, Back-End Web Development, Full-Stack Web Development, API Testing, MongoDB, Payment Processing, Order Management, Application Programming Interface (API), Restful API, Payment Systems, Scheduling, Order Processing, Data Processing, Inventory Management System, Data Validation, Software Development, Database Design, Authorization (Computing), Automation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Salesforce, Salesforce Development, Customer Relationship Management (CRM) Software, User Provisioning, Application Deployment, User Accounts, Data Import/Export, Customer Relationship Management, Data Validation, Business Process Automation, Data Integrity, Cloud Computing Architecture, Workflow Management, Business Reporting, Data Migration, Data Management, Object-Relational Mapping, Automation, Role-Based Access Control (RBAC), Identity and Access Management
Intermediate · Specialization · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Smart Goals, Goal Setting, Interviewing Skills, Professional Networking, Artificial Intelligence and Machine Learning (AI/ML), Negotiation, Professional Development, Data Science, Artificial Intelligence, Machine Learning, Compensation and Benefits, Data Analysis, Web Presence, Recruitment, Data Literacy, Events and Conferences, Data Architecture, AI literacy, Relationship Building, Job Analysis
★ 4.6 (25) · Beginner · Specialization · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: Data Engineering, Rust (Programming Language), Command-Line Interface, Data Pipelines, Package and Software Management, Data Processing, Containerization, JSON, Unix Commands, Data Validation, Build Tools, Software Development Tools, Linux Commands, Development Environment, Release Management
Beginner · Course · 1 - 4 Weeks

ESSEC Business School
Skills you'll gain: Revenue Management, Hospitality Management, Competitive Analysis, Digital Marketing, Data-Driven Decision-Making, Stakeholder Communications, Forecasting, Budgeting, Demand Generation, Asset Management, Hospitality, Marketing, Revenue Forecasting, Demand Planning, Financial Forecasting, Stakeholder Management, Revenue Cycle Management, Hotels and Accommodations, Hotel Operations, Marketing Channel
★ 4.6 (2.2K) · Beginner · Specialization · 3 - 6 Months

University of California San Diego
Skills you'll gain: Model Evaluation, Predictive Modeling, Model Training, Predictive Analytics, Verification And Validation, Statistical Modeling, Model Optimization, Applied Machine Learning, Regression Analysis, Supervised Learning, Python Programming, Text Mining, Classification Algorithms, Natural Language Processing
★ 4.3 (49) · Intermediate · Course · 1 - 4 Weeks
LearnQuest
Skills you'll gain: Java Programming, Spring Framework, Java, File I/O, Object Oriented Programming (OOP), Object Oriented Design, Java Platform Enterprise Edition (J2EE), Programming Principles, Software Design, Computer Programming, Application Frameworks, Data Structures, Software Installation, Virtual Machines, Code Reusability, Web Development, Package and Software Management, Memory Management, Computational Logic, Development Environment
★ 4.6 (2.8K) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Graph Theory, Data Structures, Algorithms, Computer Programming, Python Programming, Computational Thinking, Data Science, Theoretical Computer Science, Data Processing, Geometry, Data Analysis Expressions (DAX), Data Manipulation, Performance Tuning, Data Analysis, Data Management, Applied Mathematics
Intermediate · Specialization · 3 - 6 Months