Programming languages courses can help you learn syntax, data structures, algorithms, and object-oriented programming. You can build skills in debugging, code optimization, and software development methodologies. Many courses introduce tools like Git for version control, integrated development environments (IDEs) such as Visual Studio Code, and frameworks like React or Django, that support creating robust applications and enhancing your coding efficiency.

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Digital Signal Processing, Communication Systems, Telecommunications, Algorithms, Linear Algebra, Jupyter
★ 4.5 (644) · Intermediate · Course · 1 - 4 Weeks

Ludwig-Maximilians-Universität München (LMU)
Skills you'll gain: Finite Element Methods, Numerical Analysis, Engineering Analysis, Jupyter, Differential Equations, Applied Mathematics, Mathematical Modeling, Distributed Computing, Integral Calculus, Simulation and Simulation Software, Python Programming, Mechanics, Simulations, Derivatives
★ 4.8 (391) · Intermediate · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: C (Programming Language), Embedded Systems, Embedded Software, Debugging, System Programming, Systems Architecture, Hardware Architecture, Microarchitecture, Data Structures, Peripheral Devices, Memory Management, Computational Logic
★ 4.1 (133) · Beginner · Course · 1 - 4 Weeks

University of Geneva
Skills you'll gain: Simulations, Python Programming, Agentic systems, Statistical Methods, Programming Principles, Numerical Analysis, Mathematical Modeling, Simulation and Simulation Software, Probability, Applied Mathematics, Mathematical Software, Sampling (Statistics), Process Modeling, Event-Driven Programming, Mechanics
★ 4.3 (413) · Mixed · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: HTML and CSS, React.js, ASP.NET, Restful API, .NET Framework, Web Applications, Web Services, Hypertext Markup Language (HTML), Front-End Web Development, JSON, Application Development, JavaScript Frameworks, Model View Controller, Web Design and Development, Application Frameworks, UI Components, Development Environment, Web Development, Microsoft Visual Studio, Cascading Style Sheets (CSS)
★ 4.2 (353) · Intermediate · Specialization · 1 - 3 Months

Khalifa University
Skills you'll gain: Language Learning, Language Competency, Oral Comprehension, Literacy, Vocabulary, Grammar
★ 4.6 (103) · Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: React.js, Debugging, Front-End Web Development, Web Development, JavaScript Frameworks, HTML and CSS, UI Components, Javascript, Cascading Style Sheets (CSS)
★ 4.4 (417) · Intermediate · Guided Project · Less Than 2 Hours
University of Michigan
Skills you'll gain: Ajax, jQuery, Javascript and jQuery, JSON, Django (Web Framework), Web Applications, Javascript, Debugging, Data Modeling, Event-Driven Programming, Data Access, Object Oriented Programming (OOP), Python Programming
★ 4.8 (294) · Intermediate · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Epidemiology, Infection Control, Infectious Diseases, Mathematical Modeling, Public Health and Disease Prevention, Public Health, R Programming, Differential Equations
★ 4.9 (274) · Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Data Warehousing, SQL, Data Governance, Data Integration, Data Management, Business Intelligence, Oracle Databases, Analytics, PostgreSQL, Data Mining, Big Data, Relational Databases, Database Management Systems, Data Architecture
★ 4.6 (592) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Restful API, Android Development, Kotlin, API Design, Android Studio, Application Programming Interface (API), Android Jetpack, Mobile Development, Database Application, Database Management, Data Persistence, Databases, JSON, Database Development, Web Applications, Back-End Web Development, SQL, Data Access, Relational Databases
★ 4.7 (60) · Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Application Development, Application Frameworks, Development Environment, Web Development, Microsoft Visual Studio, Microsoft Development Tools
★ 4.1 (289) · Beginner · Course · 1 - 4 Weeks