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.

Northwestern University
Skills you'll gain: Integrated Marketing Communications, Social Media Marketing, Content Marketing, Driving engagement, Social Media Content, Social Media, Social Media Campaigns, Social Media Strategy, Marketing Effectiveness, Marketing Communications, Earned Media, Social Media Analytics, Owned Media, Online Advertising, Paid media, Media Strategy, Content Creation, Advertising Campaigns, Digital Media Strategy, A/B Testing
★ 4.7 (1.1K) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Embedded Software, Performance Tuning, System Programming, Software Development Tools, Embedded Systems, Memory Management, Microarchitecture, Software Development, Hardware Architecture, Debugging, Secure Coding, Build Tools, Application Security, Computer Architecture, System Configuration, Programming Principles, C (Programming Language), Digital Signal Processing, Application Development, C++ (Programming Language)
★ 4.7 (210) · Intermediate · Specialization · 3 - 6 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Object Oriented Programming (OOP), Java Programming, Java, Object Oriented Design, Computer Programming, Memory Management
★ 4.7 (319) · Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Rust (Programming Language), Test Case, Memory Management, Software Testing, Data Structures, GitHub, Package and Software Management, Development Environment, System Programming
★ 4 (251) · Beginner · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: C and C++, Object Oriented Design, Object Oriented Programming (OOP), C (Programming Language), Programming Principles, Data Structures, Computer Programming, Algorithms, Maintainability, Memory Management
★ 4.9 (827) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Programmable Logic Controllers, Automation Engineering, Machine Controls, Computer Hardware, Electrical Wiring, Computational Logic, Control Systems, Automation, Simulation and Simulation Software, TCP/IP, Data Storage, Communication Systems, Applied Mathematics, Memory Management
★ 4.7 (34) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Microarchitecture, Computer Architecture, Hardware Architecture, Computer Hardware, System Programming, Data Storage, Memory Management, Computational Logic, Computer Programming, C (Programming Language), Data Storage Technologies, Program Development, C# (Programming Language)
★ 4.7 (82) · Beginner · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Objective-C (Programming Language), iOS Development, Apple iOS, Memory Management, Prototyping, Mobile Development, C and C++, Application Development, C (Programming Language), Object Oriented Programming (OOP), Computer Programming, Programming Principles, Data Structures
★ 4.6 (558) · Mixed · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Java, Object Oriented Programming (OOP), Java Programming, Object Oriented Design, Android Development, Android Studio, Mobile Development, Memory Management, Programming Principles, Code Reusability, Integrated Development Environments, Computational Logic, Development Environment
★ 4.7 (1.5K) · Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Artificial Neural Networks, Image Analysis, Event-Driven Programming, Scalability, Applied Machine Learning, Deep Learning, C and C++, Memory Management, Performance Tuning, C++ (Programming Language), Dataflow, Digital Signal Processing, Linear Algebra, Distributed Computing, Hardware Architecture, Programming Principles, Computer Architecture, System Programming, Program Development, Machine Learning
★ 3 (212) · Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Bash (Scripting Language), Scalability, Distributed Computing, Shell Script, Computer Systems, Big Data, Linux Commands, Hardware Architecture, Operating Systems, Unix Shell, File Systems, Computing Platforms, Linux, Performance Testing, Scripting, Performance Tuning, Memory Management, Computer Architecture, Capacity Management, File Management
★ 3.8 (168) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Field-Programmable Gate Array (FPGA), Computational Logic, Computer Architecture, Hardware Design, Hardware Architecture, Memory Management, Electronics, Electronic Systems, Electronic Components, Diagram Design, Data Storage, Data Storage Technologies, Algorithms
★ 4.5 (143) · Intermediate · Course · 1 - 4 Weeks