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.

Coursera
Skills you'll gain: SQL, Scalability, Data Pipelines, Data Manipulation, Data Integrity, Data Validation, Data Migration, Transaction Processing, Data Transformation, Scripting, Anomaly Detection, Record Keeping, Sampling (Statistics), Cryptography, Reconciliation
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Application Programming Interface (API), Web Development, Development Environment, Web Applications, Hypertext Markup Language (HTML), GitHub, Data Structures
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Serverless Computing, AWS Kinesis, Amazon Web Services, Amazon Redshift, API Gateway, Cloud Applications, Cloud Security, Cloud-Native Computing, Amazon DynamoDB, Extract, Transform, Load, Cloud Deployment, Web Applications, AWS Identity and Access Management (IAM), Cloud Infrastructure, Event-Driven Programming, Network Routing, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: API Design, API Gateway, API Testing, Application Programming Interface (API), Software Documentation, Restful API, Software Design Documents, Server Side, Test Automation, Software Testing, Software Design, Back-End Web Development, Test Case, Collaboration, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: MongoDB, Full-Stack Web Development, Frontend Integration, Node.JS, Web Design and Development, Web Development, Operational Databases, Web Applications, Front-End Web Development, JavaScript Frameworks, Server Side, Web Frameworks, Back-End Web Development, Data Store, Network Routing, Database Development, Hypertext Markup Language (HTML), Data Access, Development Environment, Middleware
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: User Interface (UI), User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, UI Components, Code Reusability, Maintainability, Application Design, Property Management Systems, Application Development, Program Development, Microsoft Windows, Object Oriented Programming (OOP), Python Programming
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Full-Stack Web Development, JavaScript Frameworks, Software Development, Application Development, HTML and CSS, User Interface (UI) Design
Beginner · Course · 1 - 4 Weeks

Atchison Technology
Skills you'll gain: Site Reliability Engineering, Scalability, Cloud-Native Computing, Software Architecture, Software As A Service, Systems Architecture, Solution Architecture, Cloud Computing Architecture, Cloud Applications, Service Level, Infrastructure Architecture, Enterprise Architecture, Application Design, Capacity Management, Application Programming Interface (API), System Monitoring, API Design, Service Management, Incident Response, Software Engineering
Advanced · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, Web Design, HTML and CSS, Web Design and Development, Bootstrap (Front-End Framework), Cascading Style Sheets (CSS), UI Components, Front-End Web Development, Hypertext Markup Language (HTML), Web Development, Javascript, Graphic and Visual Design, Typography, Web Analytics and SEO, Web Content Accessibility Guidelines, Logo Design, Computer Displays, Display Devices, Image Quality
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Verification And Validation, Computational Thinking, Systems Design, Systems Analysis, Model Optimization, Software Design, Computer Architecture, Software Quality (SQA/SQC), Logical Reasoning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft SQL Servers, Database Design, Transact-SQL, Transaction Processing, Database Development, Relational Databases, Stored Procedure, SQL, Database Management, Databases, Business Reporting, Data Maintenance, Data Integrity, Query Languages, Test Data, Development Testing, Procedure Development, Billing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unreal Engine, 3D Assets, Grading (Landscape), Virtual Environment, 3D Modeling, Computer Graphics, Architectural Design, Visualization (Computer Graphics), Computer Graphic Techniques, Technical Design, Performance Tuning
Advanced · Course · 1 - 3 Months