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.

Coursera
Skills you'll gain: Invoicing, Billing & Invoicing, Inventory Management, Inventory Management System, Tax Management, Accounting Software, Customer Relationship Management, Billing, Customer Relationship Management (CRM) Software, Sales Tax, Small Business Accounting, Accounting and Finance Software, Accounting, Security Controls, Payroll Systems
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Networking Hardware, OSI Models, Network Architecture, Network Protocols, General Networking, Network Security, TCP/IP, Computer Networking, Cloud Technologies, Network Infrastructure, Network Administration, Local Area Networks, Cloud Platforms, Network Planning And Design, Routing Protocols, Cloud Infrastructure, Virtual Private Networks (VPN), Cloud Services, Telecommunications, Wireless Networks
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: ASP.NET, Restful API, Full-Stack Web Development, Cloud Deployment, Performance Tuning, Frontend Integration, .NET Framework, Data Modeling, Frontend Performance, Development Environment, Software Development Tools, Object-Relational Mapping, Web Development, Software Development, Cloud Infrastructure, Web Applications, UI Components, Code Reusability, Authentications, Application Development
Beginner · Course · 1 - 4 Weeks

American Psychological Association
Skills you'll gain: Qualitative Research, Research, Research Methodologies, Data Collection, Research Design, Social Sciences, Interviewing Skills, Psychology
Beginner · Course · 1 - 3 Months

Skills you'll gain: Logistic Regression, Model Evaluation, Data Preprocessing, Model Optimization, Predictive Modeling, Model Training, R Programming, Feature Engineering, Statistical Modeling, Risk Modeling, Regression Analysis, Predictive Analytics, Machine Learning Methods, Supervised Learning, Credit Risk, Performance Metric, Dimensionality Reduction
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Technical Communication, LLM Application, Debugging, Root Cause Analysis, Pandas (Python Package), Large Language Modeling, Retrieval-Augmented Generation, Business Metrics, Data Analysis, Analysis, Data Manipulation, Generative AI, Artificial Intelligence, Correlation Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Power Platform, Process Modeling, Data Store, Database Development, Database Application, No-Code Development, Standard Operating Procedure, Process Design, Business Process, Workflow Management, Process Management, Microsoft 365, Data Modeling
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Microsoft Power Automate/Flow, Microsoft Power Platform, Business Workflow Analysis, Workflow Management, Process Analysis, Microsoft Copilot, AI Workflows, Business Process Automation, Process Optimization, Automation, Application Lifecycle Management, Business Process Management, Cloud-Based Integration, Document Management, Event-Driven Programming
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Cloud Platform, Billing, Looker (Software), Billing Systems, Expense Management, Cloud Management, Billing & Invoicing, Dashboard, Cost Management, Google Sheets, Account Management, Resource Management, Identity and Access Management
Beginner · Course · 1 - 4 Weeks

SkillUp
Skills you'll gain: Google Ads, Data-Driven Marketing, Meta Ads Manager, Paid media, Keyword Research, Social Media Campaigns, Campaign Planning, Marketing Analytics, Marketing Effectiveness
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Market Liquidity, Loans, Marketing Strategies, FinTech, Wealth Management, Marketing Planning, Marketing, Marketing Communications, General Lending, Data Security, Payment Systems, Risk Management, Asset Protection, Risk Management Framework, Lending and Underwriting, Investments, Finance, Merchant Services, Entrepreneurial Finance
Beginner · Specialization · 3 - 6 Months

University of London
Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), JSON, HTML and CSS, Web Content Accessibility Guidelines, Javascript, Application Programming Interface (API), Web Design, Semantic Web, Usability, Web Applications, Web Development, Test Tools, Web Content, Data Structures, Application Frameworks, Network Protocols, Data Ethics, Animations
Build toward a degree
Beginner · Specialization · 1 - 3 Months