Free programming courses can help you learn coding languages like Python, JavaScript, and Ruby, along with foundational concepts such as algorithms and data structures. You can build practical skills in web development, software debugging, and creating applications, which are crucial for tackling real-world challenges.

New York University
Skills you'll gain: Supervised Learning, Machine Learning Methods, Dimensionality Reduction, Unsupervised Learning, Applied Machine Learning, Machine Learning Algorithms, Decision Tree Learning, Machine Learning, Machine Learning Software, Financial Trading, Financial Market, Reinforcement Learning, Scikit Learn (Machine Learning Library), Financial Services, Market Data, Correlation Analysis, Exploratory Data Analysis, Portfolio Management, Python Programming, Artificial Neural Networks
Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Electrical Systems, Electric Power Systems, Electrical Safety, Safety Standards, Energy and Utilities, Environmental Regulations, Electrical Power, Sustainable Technologies, Manufacturing and Production, Manufacturing Processes, Production Process, Chemistry, Sustainable Design, Thermal Management, Equipment Design, Analytical Testing, Materials science, Reliability, Electronic Components, Climate Change Mitigation
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Vector Databases, LLM Application, Retrieval-Augmented Generation, Generative AI, Embeddings, Document Management, Fine-tuning, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Presentations, Data Presentation, SQL, Descriptive Statistics, Data Storytelling, Data Analysis, Peer Review, Exploratory Data Analysis, Descriptive Analytics, Statistical Analysis, Data Modeling, Database Design, Performance Metric, Business Metrics, Analytical Skills, Business Analytics, Text Mining, Data Science, Data Import/Export, Target Audience
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Surveys, Program Evaluation, Survey Creation, Health Policy, Sampling (Statistics), Health Systems, Health Assessment, Health Equity, Data Collection, Quantitative Research, Institutional Review Board (IRB), Nutritional Assessment, Maternal Health, Data Management, Statistical Analysis, Analysis, Nutrition and Diet, Public Health, Research Design, Data Analysis
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Debugging, Java Programming, Java, Programming Principles, Computer Programming, Computational Logic, Computer Science, Data Storage
Beginner · Course · 1 - 4 Weeks

Wesleyan University
Skills you'll gain: Classification And Regression Tree (CART), Decision Tree Learning, Statistical Machine Learning, Predictive Modeling, Model Evaluation, Random Forest Algorithm, Applied Machine Learning, Predictive Analytics, Machine Learning Methods, Unsupervised Learning, Machine Learning Algorithms, Machine Learning, Data Analysis, Feature Engineering, Exploratory Data Analysis, Regression Analysis, Python Programming
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: MITRE ATT&CK Framework, Cybersecurity, Cyber Operations, IT Automation, Scripting, Python Programming, Scripting Languages
Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: English Language, Oral Comprehension, Language Learning
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Extract, Transform, Load, Data Modeling, Clinical Data Management, Database Design, Data Mapping, Data Dictionary, Data Quality, Data Transformation, Data Integrity, Data Validation, Data Integration, Health Informatics, Relational Databases, SQL, Query Languages
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Service Level Agreement, Software As A Service, Cloud Deployment, Cloud Services, Cloud Computing, Cloud Solutions, Cloud Applications, Service Level, Business Software, Vendor Contracts, Infrastructure As A Service (IaaS), Platform As A Service (PaaS), Collaborative Software, Product Demonstration, Growth Strategies
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Object Oriented Programming (OOP), Java, Object Oriented Design, Java Programming, Computer Programming
Intermediate · Guided Project · Less Than 2 Hours