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: Data Preprocessing, Keras (Neural Network Library), Model Evaluation, Model Training, Image Analysis, Data Processing, Scientific Visualization, Data Transformation, Applied Machine Learning, Computer Vision, Jupyter, Deep Learning, Python Programming, Machine Learning
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: SQL, PostgreSQL, Database Management, Data Manipulation, Database Systems, Query Languages
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Networking Hardware, Network Security, TCP/IP, Network Protocols, Network Administration, Endpoint Security, Routing Protocols, Network Routing, Cybersecurity, Endpoint Detection and Response, Cyber Threat Intelligence, Firewall, Network Infrastructure, Network Architecture, Intrusion Detection and Prevention, Local Area Networks, General Networking, Dynamic Host Configuration Protocol (DHCP), Network Routers, Data Loss Prevention
Intermediate · Course · 1 - 3 Months

Skills you'll gain: PyTorch (Machine Learning Library), Transfer Learning, Fine-tuning, Model Training, Convolutional Neural Networks, Deep Learning, Image Analysis, Computer Vision, Model Evaluation, Data Preprocessing, Classification Algorithms, Data Transformation
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Financial Statements, Financial Statement Analysis, Working Capital, Financial Analysis, Financial Acumen, Balance Sheet, Income Statement, Business Metrics, Fixed Asset, Return On Investment, Gross Profit, Trend Analysis, Cash Management, Cash Flows, Finance, Inventory Accounting, Operational Efficiency, Accounts Receivable, Asset Management
Mixed · Course · 1 - 4 Weeks
Starweaver
Skills you'll gain: Responsible AI, Sustainable Development, Social Impact, Data Ethics, Sustainable Business, Generative AI, Sustainable Systems, Corporate Sustainability, AI literacy, Diversity Equity and Inclusion Initiatives, Sustainability Reporting, Diversity and Inclusion, Artificial Intelligence, Environmental Social And Corporate Governance (ESG), Business Ethics, Climate Change Mitigation, Environmental Issue, Problem Solving, Content Strategy
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, OpenAI, Large Language Modeling, Token Optimization, Fine-tuning, Generative AI, AI literacy
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Classification Algorithms, Java Programming, Data Preprocessing, Machine Learning Software, Model Training, Model Deployment, Model Evaluation, Decision Tree Learning, Logistic Regression
Beginner · Course · 1 - 4 Weeks

Pohang University of Science and Technology(POSTECH)
Skills you'll gain: Internet Of Things, Wireless Networks, General Networking, Emerging Technologies, Networking Hardware, Embedded Software, TCP/IP, Electronic Hardware, Embedded Systems, Information Technology Architecture, Programming Principles, Electronic Components, Computing Platforms, Development Environment, Problem Solving
Beginner · Course · 1 - 3 Months

Skills you'll gain: Job Control Language (JCL), z/OS, Unix, IBM DB2, Database Management Systems, Mainframe Computing, Unix Shell, Operating System Administration, System Programming, Operating Systems, Unix Commands, System Software, Mainframe Technologies, Data Management, Data Storage Technologies, File Systems, Data Storage, System Configuration, File Management, Transaction Processing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Information Technology, Computer Hardware, Cloud Computing, Network Troubleshooting, Software Installation, Technical Support and Services, Help Desk Support, Cybersecurity, Cloud Infrastructure, Cyber Attacks, Information Technology Operations, Hardware Troubleshooting, Data Storage, General Networking, Database Software, Operating Systems, Package and Software Management, Computer Security Awareness Training, Peripheral Devices, Project Management
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Pandas (Python Package), NumPy, Data Structures, Data Import/Export, Data Manipulation, Data Wrangling, Data Cleansing, Statistical Methods, Python Programming, Numerical Analysis, Data Analysis, Descriptive Statistics
Intermediate · Course · 1 - 3 Months