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.

Microsoft
Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), Data Persistence, Event-Driven Programming, HTML and CSS, Web Applications, Front-End Web Development, Semantic Web, Javascript, Web Content Accessibility Guidelines, Data Storage Technologies, Application Security, User Interface (UI), Data Validation
Beginner · Course · 1 - 3 Months

Skills you'll gain: IntelliJ IDEA, Debugging, Software Design, User Interface (UI), Apache Maven, Object Oriented Programming (OOP), Program Development, Application Design, Build Tools, Integrated Development Environments, Software Development Tools, User Interface (UI) Design, Eclipse (Software), Data Validation, Version Control, JUnit, Software Development, Git (Version Control System), Data Import/Export, Java
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Recurrent Neural Networks (RNNs), Natural Language Processing, Embeddings, Hugging Face, Deep Learning, Large Language Modeling, Transfer Learning, Convolutional Neural Networks, Text Mining, Semantic Web, Tensorflow, PyTorch (Machine Learning Library), Artificial Neural Networks, Python Programming, Cryptography, Classification Algorithms, Probability Distribution, Machine Learning Algorithms, Data Processing, Algorithms
Intermediate · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Grant Writing, Sample Size Determination, Biostatistics, Statistical Analysis, Data Analysis, Clinical Research, Statistical Methods, Science and Research, Statistical Hypothesis Testing, Data Collection
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Vector Databases, Embeddings, PostgreSQL, Relational Databases, SQL, NoSQL, Node.JS, Data Import/Export, Data Processing, Data Analysis
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Content Management Systems, Web Content, Web Design, Web Design and Development, No-Code Development, Web Development, User Accounts, Graphic Design
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Surveys, Employee Surveys, User Feedback, Work Order, Self Service Technologies, IT Management, User Accounts, Workflow Management, Customer Communications Management
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Applicant Tracking Systems, Job Analysis, User Accounts, Target Audience, Goal Setting
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Azure Active Directory, Authentications, Microsoft Azure, Authorization (Computing), Network Security, Virtual Private Networks (VPN), Identity and Access Management, Firewall, Active Directory, Cloud Security, User Provisioning, Security Management, Role-Based Access Control (RBAC), Virtual Networking, Kubernetes, Single Sign-On (SSO), User Accounts, Data Security, Data Access, Security Information and Event Management (SIEM)
Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Data Cleansing, Data Manipulation, Data Integration, R Programming, Data Preprocessing, Tidyverse (R Package), Data Management
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Maintainability, Code Review, Testability, Debugging, Style Guides, Software Documentation, Software Design Patterns, Programming Principles, Quality Assurance
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Computational Logic, System Requirements, Functional Requirement, Theoretical Computer Science, Systems Analysis, Verification And Validation, Control Systems, Linear Algebra, Differential Equations, Applied Mathematics
Build toward a degree
Intermediate · Course · 1 - 3 Months