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.

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Artificial Intelligence, Performance Analysis, Automation, Personalized Service, Digital Transformation, Augmented and Virtual Reality (AR/VR), Technology Strategies, Innovation, Internet Of Things, Machine Learning, Big Data, Ethical Standards And Conduct, Deep Learning, Analytical Skills, Predictive Analytics, Health Technology, Data Analysis, Natural Language Processing, User Experience, Data Security
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Control Systems, Machine Controls, Engineering, Scientific, and Technical Instruments, Process Control, Embedded Systems, Embedded Software, Electrical and Computer Engineering, Real Time Data, Laboratory Equipment, Laboratory Experience, Electronic Systems, Electronics, Electronics Engineering, Power Electronics, Electronic Hardware, Manufacturing Processes, Electrical Equipment, Thermal Management, Hardware Design, Electrical Engineering
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Pragmatic AI Labs
Skills you'll gain: Performance Tuning, SQL, Rust (Programming Language), Database Systems, Database Software, Relational Databases, Database Development, Database Application, Database Management, Data Engineering, JSON, Databases, Query Languages, Command-Line Interface, SQL Server Reporting Services, Data Import/Export, Database Administration, Data Processing, Data Science, Data Modeling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Photo Editing, Adobe Illustrator, Adobe Express, Adobe Photoshop, Typography, Responsible AI, AI powered creativity, Color Theory, Generative AI, Graphic and Visual Design, Graphic and Visual Design Software, Graphic Design, Photography, Visual Storytelling, Data Ethics, Design, Creative Design, Digital Design, Branding, Storytelling
Beginner · Specialization · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Computational Thinking, Algorithms, Programming Principles, Program Development, Pseudocode, Problem Solving, Analytical Skills, Python Programming, Computer Systems, Data Structures, Computer Hardware, Computer Programming, Object Oriented Programming (OOP), Analysis, Computer Architecture, Debugging
Beginner · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Customer Relationship Management, Customer Data Management, Big Data, R (Software), Data Mining, Data-Driven Decision-Making, Sales Pipelines, Predictive Analytics, Machine Learning Methods, Data Visualization, Data Strategy, Customer Relationship Management (CRM) Software, Customer Analysis, Sales Management, Data Engineering, Customer Engagement, Predictive Modeling, Data Visualization Software, Plot (Graphics), Statistical Visualization
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Databricks, Apache Kafka, Azure DevOps, Data Pipelines, Microsoft Azure, CI/CD, Data Lakes, Continuous Integration, Data Integration, Real Time Data, Apache Spark, DevOps, Power BI, Big Data, Data Processing, Data Warehousing, Data Architecture, Cloud Security, Data Management, Performance Tuning
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Management Reporting, Performance Reporting, Report Writing, Milestones (Project Management), Project Performance, Agile Methodology, User Feedback, Performance Metric, Key Performance Indicators (KPIs), Concision, Data-Driven Decision-Making, Data Visualization, Stakeholder Management, Real Time Data, Stakeholder Communications, Risk Management, Decision Making
Intermediate · Course · 1 - 4 Weeks

Google DeepMind
Skills you'll gain: Google Gemini, Generative AI Agents, AI Orchestration, LLM Application, Token Optimization, Agentic Workflows, AI Integrations, Google Cloud Platform, Tool Calling, Agentic systems, Generative Model Architectures, AI Security, Cloud Deployment, Prompt Engineering, Application Programming Interface (API), Serverless Computing, Application Deployment, Secure Coding, Data Structures, JSON
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Shiny (R Package), Dashboard Creation, Dashboard, Ggplot2, Interactive Data Visualization, Data Visualization Software, Application Development, Data Sharing, UI Components, User Interface (UI), Application Deployment
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Integrity, Spreadsheet Software, Microsoft Excel, Data Entry, Excel Formulas, Google Sheets, Collaborative Software, Security Controls, Data Security, Financial Modeling
Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Cash Management, Financial Statement Analysis, Cost Control, Financial Data, Cost Reduction, Budget Management, Cash Flows, Accounting, Finance, Financial Planning
Mixed · Course · 1 - 4 Weeks