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: QuickBooks (Accounting Software), Reconciliation, Financial Reporting, Bookkeeping, Inventory Management, Ledgers (Accounting), Inventory Management System, Workflow Management, Inventory Control, Accounting Software, Sales Tax, Inventory and Warehousing, Accounting Records, Balancing (Ledger/Billing), Small Business Accounting, Business Reporting, Inventory Control Systems, Accounts Payable and Receivable, Expense Management, Financial Data
Beginner · Specialization · 1 - 3 Months

Alfaisal University | KLD
Skills you'll gain: Microsoft Office, Data Entry, Information Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Productivity Software, Collaborative Software, Microsoft Office, Spreadsheet Software, Google Sheets, Data Visualization, Excel Formulas, Data Entry, File Management, Microsoft Excel, Editing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Test Automation, Test Data, Test Execution Engine, Test Script Development, Test Case, Test Engineering, Software Testing, Debugging, Scalability, Test Planning, Application Frameworks, Maintainability, Automation, Code Reusability, Software Design Patterns, Configuration Management, Package and Software Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Kubernetes, Amazon Web Services, Amazon Elastic Compute Cloud, Cloud-Native Computing, AWS CloudFormation, Load Balancing, Cloud Infrastructure, Cloud Hosting, AWS Identity and Access Management (IAM), Serverless Computing, Docker (Software), Containerization, Cloud Storage, Scalability, Identity and Access Management, Cloud Deployment, Data Persistence, Application Deployment
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Generative AI, Data Ethics, Artificial Intelligence, AI Enablement, AI literacy, Large Language Modeling, Governance, Business Transformation, Data-Driven Decision-Making, Customer experience improvement, Customer Service, Operational Efficiency
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Computer Vision, Model Evaluation, Supervised Learning, Image Analysis, Data Preprocessing, Applied Machine Learning, Machine Learning Methods, Feature Engineering, Machine Learning Algorithms, Data Processing, Model Training, Model Optimization, Machine Learning, Data Cleansing, Scikit Learn (Machine Learning Library), Machine Learning Software, Data Integration, Data Transformation, Classification Algorithms, Dimensionality Reduction
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Capital Budgeting, Cash Flows, Financial Modeling, Excel Formulas, Financial Analysis, Data-Driven Decision-Making, Project Finance, Microsoft Excel
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Amazon Redshift, Query Languages, Identity and Access Management, Google Cloud Platform, SQL, Data Warehousing, Database Management, Role-Based Access Control (RBAC), Data Mapping, Data Import/Export, Data Access, Database Design, Data Architecture, Database Architecture and Administration, Data Modeling, Data Security, Performance Tuning
Intermediate · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Critical Thinking and Problem Solving, Complex Problem Solving, Problem Solving, Strategic Decision-Making, Advanced Analytics, Decision Making, Critical Thinking, Data Storytelling, Strategic Thinking, Systems Thinking, Creative Problem-Solving, Deductive Reasoning, Storytelling, Analytics, Analytical Skills, Statistical Analysis, Solution Design, Business Strategy, Analysis, Business Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: OAuth, Authentications, API Design, Enterprise Security, Software Documentation, Application Programming Interface (API), Middleware, API Testing, Restful API, Model Deployment, Security Controls, Data Processing, Software Versioning
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Structures, Python Programming, Programming Principles, Code Reusability, Data Access, Computational Logic, Data Management, Computational Thinking, Jupyter, Computer Programming Tools
Beginner · Specialization · 3 - 6 Months