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.

Board Infinity
Skills you'll gain: Brand Strategy, Data Storytelling, Data Presentation, Branding, Brand Marketing, Dashboard, Interactive Data Visualization, Dashboard Creation, Storytelling, Target Audience, Brand Management, Experience Design, Data-Driven Marketing, Digital Brand Strategy, Journey Mapping, Marketing Psychology, Design Strategies, Digital Advertising, Digital Media Strategy, Data Visualization
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Journey Mapping, Business Transformation, SAP S/4HANA, Project Design, Technology Solutions, Relationship Building, Software As A Service, Consultative Approaches, Enterprise Architecture, ABAP RESTful Programming Model (RAP), Solution Architecture, Enterprise Resource Planning, System Design and Implementation, Project Implementation, Project Closure, Test Planning, Company, Product, and Service Knowledge, Requirements Analysis, Stakeholder Communications, Project Management
★ 4.6 (1.6K) · Beginner · Professional Certificate · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Supply And Demand, Statistical Inference, Business Analytics, Descriptive Statistics, Sampling (Statistics), Market Dynamics, Business Planning, Statistical Hypothesis Testing, Financial Systems, Statistics, Banking Services, Bank Regulations, Financial Policy, Banking, International Finance, Data-Driven Decision-Making, Data Analysis, Statistical Reporting, Economics, Statistical Analysis
★ 4.8 (4.4K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Bootstrap (Front-End Framework), Debugging, UI Components, Web Development Tools, Front-End Web Development, Web Design, Semantic Web, Hypertext Markup Language (HTML), Browser Compatibility, Web Content Accessibility Guidelines, Web Analytics and SEO, User Interface (UI), Software Engineering Tools, Development Testing, Data Validation, Javascript, Animations
★ 4.7 (1.9K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Meta Ads Manager, Marketing Analytics, Data-Driven Marketing, Bayesian Statistics, Descriptive Statistics, Marketing Effectiveness, Statistical Hypothesis Testing, Target Audience, Marketing Strategies, Marketing Planning, Statistical Inference, Marketing Strategy and Techniques, Statistical Software, Sampling (Statistics), A/B Testing, Data Collection, Marketing, Analytics, Performance marketing, Web Analytics
★ 4.8 (3K) · Intermediate · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Identity and Access Management, Google Cloud Platform, Cloud Infrastructure, Infrastructure As A Service (IaaS), Cloud Computing, Cloud Solutions, Cloud Engineering, Cloud Services, Cloud Computing Architecture, Data Storage Technologies, Cloud Management, Data Storage, Cloud Security, Role-Based Access Control (RBAC), Authorization (Computing), Capacity Management, Databases, System Monitoring, Application Performance Management, NoSQL
★ 4.7 (11K) · Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Responsible AI, Data Ethics, Risking, AI Enablement, Business Priorities, Generative AI Agents, LLM Application, No-Code Development, Governance, Artificial Intelligence, Large Language Modeling, Generative AI, AI Workflows, Needs Assessment, Return On Investment, Feasibility Studies, Agentic systems, Case Studies, Data Quality
Beginner · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: People Analytics, Human Resource Strategy, Human Resources Management and Planning, People Management, Human Resources, Workforce Planning, Talent Management, Organizational Effectiveness, Performance Metric, Workforce Management, Analytics, Performance Appraisal, Staff Management, Performance Measurement, Employee Performance Management, Data-Driven Decision-Making, Performance Analysis, Social Network Analysis, Performance Management, Collaboration
★ 4.6 (6.2K) · Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Digital Brand Strategy, AI Personalization, Dashboard, Brand Management, Brand Strategy, Driving engagement, Competitive Analysis, Personalized Campaigns, Branding, Analytics, Governance, Strategic Marketing, Brand Awareness, Experience Design, Performance Measurement, Generative AI, Marketing Design, Digital Marketing, Marketing Analytics, Data-Driven Decision-Making
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Excel Macros, Business Workflow Analysis, Scripting, Workflow Management, Microsoft Excel, Process Analysis, Visual Basic (Programming Language), Spreadsheet Software, Business Process Automation, Programming Principles, Scripting Languages, Automation Engineering, Automation, Maintainability, User Feedback, Debugging, Data Manipulation
Advanced · Course · 1 - 4 Weeks

Pragmatic AI Labs
Skills you'll gain: Rust (Programming Language), Database Systems, Database Software, SQL, Databases, Query Languages, Data Store, Data Integration, Command-Line Interface, Data Pipelines, Data Processing, JSON, Data Persistence, Cross Platform Development, Data Import/Export, Software Design, Application Deployment
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: PyTorch (Machine Learning Library), Model Evaluation, Convolutional Neural Networks, Transfer Learning, Image Analysis, Model Training, Deep Learning, Python Programming
★ 4.4 (228) · Intermediate · Guided Project · Less Than 2 Hours