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.

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: Programming Principles, Computer Programming, Python Programming, Program Development, Software Installation, Computational Logic, Development Environment
★ 4.8 (82) · Mixed · Course · 1 - 3 Months

Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Development Environment, Computer Programming, Microsoft Visual Studio, Computer Programming Tools, Integrated Development Environments, Programming Principles, Apple Xcode, Software Installation, Performance Tuning, Debugging
★ 4.2 (26) · Intermediate · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: iOS Development, Apple iOS, User Interface (UI), Model View Controller, Core Data (Software), User Interface (UI) Design, UI Components, User Interface and User Experience (UI/UX) Design, Responsive Web Design, Mobile Development, Human Computer Interaction, Software Design, Geospatial Mapping, Animations, Data Persistence
★ 4.5 (189) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Azure Synapse Analytics, Microsoft Azure, Database Theory, Cloud Services, Relational Databases, Databases, Data Store, Analytics, Data Storage, Data Lakes, Microsoft SQL Servers, Database Management Systems, NoSQL, Data Warehousing, Cloud Deployment, Platform As A Service (PaaS), Test Planning
★ 4.7 (153) · Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Infrastructure as Code (IaC), AWS CloudFormation, IT Automation, Scripting, Bash (Scripting Language), Amazon Web Services, Command-Line Interface, Configuration Management, Amazon Elastic Compute Cloud, Automation, Scripting Languages, Continuous Monitoring, Cloud Deployment, Cloud Management, Continuous Integration, Cloud Computing, Software Testing
★ 4.6 (81) · Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Open Web Application Security Project (OWASP), Authentications, Exploit development, Penetration Testing, Security Strategy, Security Testing, Application Security, Vulnerability Assessments, Code Review, Vulnerability Management, Secure Coding, Authorization (Computing), Exploitation techniques, Java, Security Controls, Java Programming, Patch Management, Dependency Analysis, Docker (Software), JSON
★ 4.4 (68) · Intermediate · Course · 1 - 4 Weeks

Meta
Skills you'll gain: MySQL, Database Development, Django (Web Framework), Query Languages, Database Management, Database Application, SQL, Databases, Stored Procedure, Back-End Web Development, Python Programming, Application Programming Interface (API), Data Management
★ 4.3 (98) · Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: TypeScript, Web Development Tools, React.js, Server Side, Javascript, Data Structures, Web Development, Programming Principles, Middleware, Scalability, Web Design, Computer Programming, Maintainability, UI Components
★ 4.6 (60) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: MySQL, Java, Data Access, Data Store, Database Application, Database Development, Java Programming, Databases, Software Development, Data Storage, Program Development, Computer Programming
★ 4.4 (84) · Advanced · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Debugging, Scripting, Python Programming, Software Development
★ 4.6 (72) · Intermediate · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Tidyverse (R Package), Data Wrangling, R (Software), Data Cleansing, Data Transformation, Data Manipulation, R Programming, Data Science, Exploratory Data Analysis, Data Analysis, Data Management, File Management, Data Visualization
★ 4.4 (54) · Beginner · Course · 1 - 3 Months