Free courses can help you learn coding languages like Python and JavaScript, data analysis techniques, and web development fundamentals. You can build skills in problem-solving, algorithm design, and creating interactive websites. Many courses introduce tools such as Git for version control, SQL for database management, and various frameworks that streamline web development, allowing you to apply your skills in practical projects.

Duke University
Skills you'll gain: Bayesian Statistics, Statistical Hypothesis Testing, Statistical Modeling, Statistical Methods, Statistical Inference, Statistical Programming, Statistical Analysis, Probability & Statistics, Regression Analysis, Data Analysis, R Programming, Statistical Software, Probability, Analysis, Data-Driven Decision-Making, Predictive Modeling, Model Evaluation, Probability Distribution
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Spreadsheet Software, Microsoft Excel, Google Sheets, Data Visualization, Data-Driven Decision-Making, Microsoft Office, Descriptive Analytics, Analysis
Beginner · Guided Project · Less Than 2 Hours

Vanderbilt University
Skills you'll gain: Claude Code, Anthropic Claude, Multimodal Prompts, Prompt Engineering, Prompt Patterns, Generative AI Agents, AI Orchestration, Context Engineering, Code Reusability, AI Workflows, Software Development, Generative AI, Software Quality Assurance, Software Development Life Cycle, Automation, Artificial Intelligence, Software Architecture, Software Testing, Software Design, Software Development Methodologies
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Cleansing, Prompt Engineering, Microsoft Excel, Data Manipulation, Microsoft Copilot, Data Preprocessing, Data Quality, Data Transformation, Data Integrity, Data-Driven Decision-Making, Data Analysis
Intermediate · Course · 1 - 3 Months

MathWorks
Skills you'll gain: Data Storytelling, Model Evaluation, Feature Engineering, Data Visualization, Plot (Graphics), Supervised Learning, Dimensionality Reduction, Data Presentation, Data Integration, Scientific Visualization, Statistical Visualization, Data Preprocessing, Interactive Data Visualization, Exploratory Data Analysis, Data Import/Export, Classification Algorithms, Model Training, Technical Communication, Data Analysis, Machine Learning Methods
Beginner · Specialization · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Verbal Communication Skills, Oral Expression, Presentations, Public Speaking, Lecturing, Non-Verbal Communication, Peer Review, Constructive Feedback, Communication Strategies, Organizational Skills, Planning
Intermediate · Course · 1 - 4 Weeks

The University of Chicago
Skills you'll gain: Intellectual Property, Electronic Media, Law, Regulation, and Compliance, Information Privacy, Media and Communications, General Data Protection Regulation (GDPR), Personally Identifiable Information, Digital Content, Digital Publishing, General Networking, Technology Strategies, Network Infrastructure, Regulation and Legal Compliance, Telecommunications, Legal Strategy, Legal Risk, Market Dynamics, Economic Development, Case Law, Lawsuits
Mixed · Course · 1 - 3 Months

Skills you'll gain: Ansible, Devops Tools, Jenkins, DevOps, CI/CD, IT Automation, Continuous Integration, Infrastructure as Code (IaC), Continuous Deployment, Automation, Role-Based Access Control (RBAC), Release Management, Test Tools, Performance Tuning, Configuration Management, Change Control, Debugging, Cloud Infrastructure, Scalability
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Regression Analysis, R (Software), Statistical Programming, Statistical Software, Statistical Analysis, R Programming, Statistical Modeling, Statistical Inference, Correlation Analysis, Data Analysis, Statistical Methods, Model Evaluation, Mathematical Modeling, Statistics, Predictive Modeling, Probability & Statistics, Statistical Hypothesis Testing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: File I/O, Data Import/Export, C++ (Programming Language), C and C++, Programming Principles, Data Structures, File Management, Computer Programming, Data Store, Memory Management, Computer Science, Development Environment
Beginner · Course · 1 - 4 Weeks

Coursera
Intermediate · Course · 1 - 3 Months

Hebrew University of Jerusalem
Skills you'll gain: Sensory Systems Analysis, Electrophysiology, Artificial Neural Networks, Life Sciences, Neurology, Cell Biology, Physiology, Psychology, Network Model, Network Analysis, Simulations, Anatomy, Healthcare Ethics, Simulation and Simulation Software, Mathematical Modeling, Biology
Mixed · Course · 1 - 3 Months