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: Feature Engineering, Demand Planning, Data Preprocessing, Model Evaluation, Customer Demand Planning, Inventory and Warehousing, Transportation, Supply Chain, and Logistics, Inventory Control, Logistics, Logistics Management, Data Cleansing, Forecasting, Exploratory Data Analysis, Data Processing, Model Training, Supply Chain, Data Quality, Predictive Modeling, Applied Machine Learning, Shipping and Receiving
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: File I/O, Object Oriented Programming (OOP), Python Programming, Programming Principles, Code Reusability, Object Oriented Design, File Management, Data Structures, Computer Programming, Algorithms, Data Storage, Computational Logic
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Application Security, Vulnerability Assessments, Software Design, Threat Modeling, Vulnerability Management, Security Engineering, Secure Coding, Software Design Patterns, Software Architecture, Software Visualization, Exploitation techniques, Cryptography, Cryptographic Protocols, Blockchain, Public Key Cryptography Standards (PKCS), Data Validation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Mapping, Middleware, Verification And Validation, Business Process Automation, Process Driven Development, Data Integration, Process Modeling, File Transfer Protocol (FTP), Development Testing, Java, Data Validation, Java Programming, Code Reusability, Configuration Management, Data Persistence, System Configuration, File Management, File I/O
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Business Process Automation, Digital Transformation, Business Transformation, Automation, Emerging Technologies, Market Opportunities, Internet Of Things, Supply Chain Management, Data Integration, Distributed Computing, Systems Integration, Case Studies, Market Trend
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Dashboard, Salesforce, Data Visualization, Business Reporting, Report Writing, Data Import/Export
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Generative Adversarial Networks (GANs), AI Security, Fraud detection, Model Evaluation, Feature Engineering, Cybersecurity, Cyber Security Strategy, Reinforcement Learning, Model Optimization, Data Synthesis
Intermediate · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: AI Enablement, AI Product Strategy, Artificial Intelligence, AI literacy, Responsible AI, Business Strategy, Team Building, Data Ethics, Data Science, Artificial Neural Networks, Machine Learning, Deep Learning, Social Impact, Sales, Writing
Beginner · Course · 1 - 4 Weeks

Universidade de São Paulo
Skills you'll gain: General Science and Research, Clinical Research Ethics, Science and Research, Team Collaboration, Experimentation, Data Ethics
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: JUnit, Test Driven Development (TDD), Unit Testing, Software Testing, Test Case, Eclipse (Software), Test Data, Development Testing, Test Automation, Test Execution Engine, Integrated Development Environments, Test Script Development, Java, Test Tools, Maintainability, Software Design
Intermediate · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Health Informatics, Digital Transformation, Health Technology, Public Health, Health Disparities, Medical Privacy, Public Health and Disease Prevention, Health Systems, Health Care, Digital Analysis, Data Governance, Interoperability, Information Technology, Artificial Intelligence, Responsible AI
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Stored Procedure, PL/SQL, Relational Databases, Object-Relational Mapping, SQL, Data Access, Databases, Database Design, Data Persistence, Object Oriented Design, Java, Data Manipulation, Data Mapping, Java Programming, Database Development, JUnit, Object Oriented Programming (OOP), Database Management Systems, Database Software, Java Platform Enterprise Edition (J2EE)
Beginner · Specialization · 1 - 3 Months