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.

Skills you'll gain: Restful API, Postman API Platform, API Design, Application Programming Interface (API), .NET Framework, API Testing, Authentications, Object-Relational Mapping, Development Environment, Microsoft Visual Studio, Web Development Tools, Endpoint Security, Software Design Patterns, Data Mapping, Identity and Access Management, Data Validation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Spring Framework, Spring Boot, Model View Controller, Hibernate (Java), Java, Java Programming, Web Development, Web Applications, Secure Coding, Application Frameworks, Object-Relational Mapping, Application Deployment, Application Security, Database Application, Database Development, Software Development Tools, Authentications, Development Environment, Data Access, Authorization (Computing)
Intermediate · Course · 3 - 6 Months

Skills you'll gain: SQL, Database Design, Data Manipulation, MySQL, Database Development, Relational Databases, Database Management, Query Languages, Data Integrity, Databases, Data Maintenance, Data Management, Data Validation, PostgreSQL, Operations
Beginner · Course · 1 - 4 Weeks

★ 5 (16) · Advanced · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: JSON, UI Components, Application Deployment, Data Import/Export, Code Reusability, Web Frameworks, Web Design and Development, Front-End Web Development, Web Development Tools, Full-Stack Web Development, Web Development, HTML and CSS, Frontend Performance, Content Management, Cascading Style Sheets (CSS), Javascript
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, Feature Engineering, Supervised Learning, Exploratory Data Analysis, Classification Algorithms, Machine Learning Algorithms, Applied Machine Learning, Model Deployment, Decision Tree Learning, Logistic Regression, Data Analysis, Scikit Learn (Machine Learning Library), Machine Learning, Data Preprocessing, Python Programming, Pandas (Python Package), Seaborn, NumPy, Data Visualization, Statistical Visualization
★ 4.4 (17) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unity Engine, Torque (Physics), Game Design, Video Game Development, Mechanics, Event-Driven Programming, Animation and Game Design, Simulation and Simulation Software, Simulations, Computer Graphics, Mathematical Modeling, Physics, Scripting, Linear Algebra, Advanced Mathematics, Mathematics and Mathematical Modeling
★ 5 (12) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Cucumber (Software), Behavior-Driven Development, Selenium (Software), Gherkin (Scripting Language), Test Automation, Test Script Development, JUnit, Software Testing, Apache Maven, Test Data, Test Tools, Test Case, Scenario Testing, Maintainability
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Cloud Platform, Cloud Storage, Query Languages, Data Import/Export, Analytics, Data Science, Data Analysis
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Data Ethics, No-Code Development, Artificial Intelligence and Machine Learning (AI/ML), Model Deployment, Data Cleansing, Data Preprocessing, Artificial Intelligence, Data Quality, AI literacy, Human Computer Interaction, Business Solutions, Machine Learning, Data Wrangling, Business Metrics, Data Storytelling, Generative AI, Business Analytics, Data Validation, Dashboard, Automation
Beginner · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Databases, Database Management Systems
★ 4.6 (11) · Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Bash (Scripting Language), Shell Script, Scripting, Unix Shell, Command-Line Interface, Scripting Languages, Code Reusability, Automation, DevOps
★ 4.7 (7) · Beginner · Guided Project · Less Than 2 Hours