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.

Arizona State University
Skills you'll gain: Statistical Analysis, Regression Analysis, Sampling (Statistics), Statistical Modeling, Statistical Methods, Data Transformation, Statistical Hypothesis Testing, Probability Distribution, Logistic Regression
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Prompt Patterns, Generative AI, Large Language Modeling, ChatGPT, Generative Model Architectures, Responsible AI, AI Security, OpenAI, AI Workflows, Model Evaluation, Natural Language Processing, Artificial Intelligence, Model Deployment
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Technical Analysis, Blockchain, Financial Trading, Market Data, Cryptography, Payment Systems, FinTech, Digital Assets, Investments, Cryptographic Protocols, Risk Management, Key Management, Securities Trading, Business Modeling, Asset Management, Encryption, Financial Market, Financial Analysis, Market Trend, Finance
Beginner · Specialization · 3 - 6 Months

Total Seminars
Skills you'll gain: Hardening, Endpoint Security, Endpoint Detection and Response, Intrusion Detection and Prevention, Network Security, Security Controls, Wireless Networks, Application Security, IT Security Architecture, Threat Detection, Authentications, Security Testing, Brute-force attacks, Cyber Attacks, Cryptographic Protocols, Security Management, Security Awareness, Security Strategy, System Configuration, Encryption
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: MLOps (Machine Learning Operations), Model Deployment, LLM Application, Application Deployment, Model Training, Cloud Deployment, Continuous Deployment, AI Workflows, AI Security, Data Ethics, Responsible AI, Prompt Engineering, Retrieval-Augmented Generation, Scalability, CI/CD, Site Reliability Engineering, Model Evaluation, Release Management, System Monitoring, Containerization
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Classification Algorithms, Analytical Skills, Data Analysis, Model Evaluation, Logistic Regression, Applied Machine Learning, Supervised Learning, Decision Tree Learning, Machine Learning Algorithms, Machine Learning Methods, Predictive Modeling, Feature Engineering, Fine-tuning, Model Training, Bayesian Statistics
Intermediate · Course · 1 - 3 Months
Macquarie University
Skills you'll gain: Data Visualization, Microsoft Excel, Spreadsheet Software, Excel Formulas, Microsoft Office, Data Management, Productivity Software, Writing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Digital Forensics, Incident Response, Computer Security Incident Management, Threat Detection, Incident Management, Cyber Threat Intelligence, Cybersecurity, Security Management, Data Integrity
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Matplotlib, Artificial Intelligence, Data Visualization, Artificial Intelligence and Machine Learning (AI/ML), NumPy, Pandas (Python Package), AI literacy, Model Evaluation, Machine Learning Methods, AI Workflows, Applied Machine Learning, Plot (Graphics), Data Preprocessing, Deep Learning, Responsible AI, Artificial Neural Networks, Data Ethics, Machine Learning Algorithms, Python Programming, AWS CloudFormation
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Training and Development, Training Programs, Employee Performance Management, Performance Management, Compensation Management, Performance Appraisal, Compensation and Benefits, Employee Training, Performance Review, Workforce Development, Benefits Administration, People Development, Employee Retention, Instructional Design, Change Management, Program Evaluation
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

Alberta Machine Intelligence Institute
Skills you'll gain: Prompt Engineering, Generative AI, Generative Model Architectures, Generative Adversarial Networks (GANs), Retrieval-Augmented Generation, Generative AI Agents, Prompt Patterns, Agentic systems, LLM Application, Agentic Workflows, LangChain, AI Workflows, Large Language Modeling, Vision Transformer (ViT), AI powered creativity, Artificial Intelligence and Machine Learning (AI/ML), Model Deployment, Machine Learning, Python Programming, Probability & Statistics
Intermediate · Specialization · 1 - 3 Months