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.

Skills you'll gain: File I/O, Command-Line Interface, Operating Systems, Python Programming, File Management, Scripting, User Interface (UI), Data Import/Export, Data Structures, Simulations
Mixed · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Climate Change Mitigation, Energy and Utilities, Social Justice, Social Impact, Community Organizing, Climate Change Adaptation, Environmental Issue, Social Determinants Of Health, International Relations, Sustainable Development, Health Disparities, Pollution Prevention, Social Sciences, Sustainable Technologies, Consumer Behaviour, Environment, Environmental Policy, Media and Communications, Environmental Engineering, Natural Resource Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Maintainability, Code Review, Software Architecture, Software Design, Object Oriented Design, Debugging, Testability, Programming Principles, Scalability
Intermediate · Course · 3 - 6 Months

Illinois Tech
Skills you'll gain: Cloud-Native Computing, Infrastructure as Code (IaC), Cloud Computing, Terraform, Cloud Storage, Amazon Web Services, Cloud Infrastructure, Cloud Computing Architecture, Amazon S3, Cloud Deployment, Amazon Elastic Compute Cloud, Database Management, Scalability, Virtual Machines, Databases, Virtualization, Command-Line Interface
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Webpack, JavaScript Frameworks, Object Oriented Programming (OOP), Full-Stack Web Development, JSON, Web Development Tools, Javascript, Event-Driven Programming, HTML and CSS, Application Programming Interface (API), Application Deployment, Application Development, Programming Principles, Web Development, Web Applications, Scripting, Browser Compatibility, GitHub, Debugging, User Interface (UI) Design
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: React.js, Cascading Style Sheets (CSS), JavaScript Frameworks, UI Components, Front-End Web Development, User Interface (UI), Application Frameworks, Application Programming Interface (API), Web Development Tools, Restful API
Intermediate · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: NoSQL, MongoDB, Database Management Systems, Database Systems, Databases, Amazon DynamoDB, Redis, Database Architecture and Administration, Operational Databases, Relational Databases, Database Design, Database Management, Apache Kafka, Data Architecture, Distributed Computing, SQL, Big Data, Databricks, Data Modeling, Cloud Computing
Intermediate · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Social Determinants Of Health, Community Health, Health Informatics, Health Equity, Health Policy, Research Methodologies, Data Analysis, Research, Public Health, Data Collection, Data Visualization
Beginner · Course · 1 - 3 Months

Skills you'll gain: Application Programming Interface (API), Simple Object Access Protocol (SOAP), Application Deployment, Development Environment, Hibernate (Java), OAuth, Back-End Web Development, Eclipse (Software)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: ASP.NET, C# (Programming Language), Application Programming Interface (API), Microsoft Development Tools, Restful API, Microsoft Azure, Web Applications, Integrated Development Environments, Application Development, Development Environment, Virtual Environment, Middleware
Intermediate · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Amazon DynamoDB, Amazon Redshift, Databases, Database Architecture and Administration, Relational Databases, Apache Cassandra, NoSQL, Amazon S3, Data Warehousing, SQL, Redis
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Flask (Web Framework), Model View Controller, Back-End Web Development, Web Applications, Hypertext Markup Language (HTML), Python Programming
Beginner · Guided Project · Less Than 2 Hours