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.

Skills you'll gain: Financial Statement Analysis, Budget Management, Budgeting, Banking, Financial Data, Revenue Forecasting, Financial Forecasting, Financial Management, Trend Analysis, Financial Analysis, Business Acumen, Cost Management, Operating Budget, Corporate Finance, Accounting and Finance Software, Financial Modeling, Commercial Lending, Performance Analysis, Financial Statements, Business
Beginner · Specialization · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Customer experience improvement, Salesforce, Cloud-Based Integration, Operational Excellence, Data Integration, Amazon Web Services, Systems Integration, Strategic Partnership, Customer Service, Business Solutions, Business Transformation
Beginner · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Agentic systems, Generative AI Agents, AI Workflows, AI Enablement, Artificial Intelligence and Machine Learning (AI/ML), Emerging Technologies, Business Ethics, Social Impact, Problem Solving, Analysis, Business Planning
Beginner · Course · 1 - 3 Months

Skills you'll gain: Medical Billing, ICD Coding (ICD-9/ICD-10), Medical Coding, CPT Coding, Revenue Cycle Management, Health Information Management and Medical Records, Medical Records, Billing, System Monitoring, Site Reliability Engineering, Ansible, Root Cause Analysis, Business Continuity Planning, Vulnerability Management
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Social Determinants Of Health, Community Health, Health Equity, Behavioral Economics, Health Administration, Consumer Behaviour, Business Modeling, Artificial Intelligence
Build toward a degree
Beginner · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Generative AI, Brand Strategy, AI Product Strategy, Branding, Brand Awareness, Brand Marketing, Visual Design, Content Creation, Marketing Design, Social Media Content, Marketing Communications, Business Process Improvement, Customer Communications Management, Creative Problem-Solving, Design Elements And Principles, Social Media, Social Media Marketing, Customer Acquisition Management, Digital Marketing, Media and Communications
Beginner · Course · 1 - 3 Months

28DIGITAL
Skills you'll gain: Model Evaluation, Data Ethics, Systems Design, System Requirements, Responsible AI, Machine Learning Algorithms, Innovation, Algorithms, Data Preprocessing, Predictive Modeling, Data-Driven Decision-Making, Applied Machine Learning
Intermediate · Course · 1 - 4 Weeks

Stanford University
Skills you'll gain: Algorithms, Graph Theory, Data Structures, Theoretical Computer Science, Computational Thinking, Analysis, Computer Science, Probability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Customer experience strategy (CX), Marketing Effectiveness, Growth Strategies, Marketing Analytics, Customer Insights, Cross-Functional Collaboration, Strategic Marketing, Marketing Strategies, Business Leadership, Marketing Management, Brand Strategy, Data-Driven Decision-Making, Performance Measurement, Innovation, Thought Leadership, Integrated Marketing Communications, Team Motivation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Threat Modeling, AI Security, DevSecOps, Security Testing, Continuous Monitoring, CI/CD, Threat Detection, Secure Coding, MITRE ATT&CK Framework, DevOps, System Monitoring, Application Security, Continuous Integration, MLOps (Machine Learning Operations), Scripting, Unit Testing, Test Case, Prompt Engineering, Integration Testing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Derivatives, Futures Exchange, Financial Analysis, Financial Acumen, Financial Trading, Financial Market, Financial Management, Securities Trading, Risk Management, Market Data, Capital Markets, Portfolio Risk, Portfolio Management, Equities, International Finance, Credit Risk, Cash Flows
Beginner · Course · 1 - 3 Months

École Polytechnique
Skills you'll gain: Peer Review, Journals, Scientific Methods, Research, Research Design, Proofreading, Research Methodologies, Editing, Ethical Standards And Conduct, Data Management
Mixed · Course · 1 - 4 Weeks