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.

University of Leeds
Skills you'll gain: Resource Allocation, Operations Research, Production Planning, Graph Theory, Data-Driven Decision-Making, Decision Making, Mathematical Modeling, Process Optimization, Network Planning And Design, Complex Problem Solving, Computational Logic, Algorithms, Linear Algebra, Cryptography
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Retrieval-Augmented Generation, Google Gemini, Engineering Software, Responsible AI, Embeddings, Gemini, Software Development Tools, AI Workflows
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), JUnit, HTML and CSS, Test Automation, Software Testing, Test Script Development, Web Development, Software Quality Assurance, Continuous Integration, Java, Test Execution Engine, Object Oriented Programming (OOP), Debugging
Intermediate · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Spring Boot, Application Development, Redis, Java, Hibernate (Java), Web Development, Database Development, Authentications, Application Security, Performance Tuning, Unit Testing, Command-Line Interface, Event Monitoring, Software Configuration Management
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, Semantic Web, Web Content, Information Architecture, Web Design and Development, Web Development, Front-End Web Development
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Model Deployment, Analytics, R Programming, Google Sheets, Health Informatics, Predictive Modeling, Automation, Data Manipulation, GitHub, Gmail, Git (Version Control System), Command-Line Interface
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Model Evaluation, Machine Learning Algorithms, Classification Algorithms, Data Preprocessing, Natural Language Processing, Machine Learning Methods, Text Mining, Scikit Learn (Machine Learning Library), Data Manipulation, Data Cleansing, Python Programming, Analysis, Pandas (Python Package), Development Environment, Software Development Tools, Algorithms
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Command-Line Interface, Unix Commands, Remote Access Systems, Linux Commands, System Configuration, Computer Hardware, Networking Hardware, Embedded Systems, Python Programming, Operating Systems, File Management, Peripheral Devices, Software Installation
Beginner · Course · 3 - 6 Months

Scrimba
Skills you'll gain: Web Development Tools, Javascript, Cross Platform Development, Web Applications, Node.JS, Web Development
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Structures, Data Dictionary, Data Manipulation, Data Access, Data Processing, Python Programming
Beginner · Course · 1 - 3 Months

University of Pittsburgh
Skills you'll gain: Data Storytelling, Interactive Data Visualization, Data Presentation, Plot (Graphics), Data Visualization Software, Data Visualization, Tableau Software, Spatial Analysis, Visualization (Computer Graphics), Statistical Visualization, Network Model, Dashboard, Matplotlib, Infographics, Heat Maps, Seaborn, Geospatial Information and Technology, Time Series Analysis and Forecasting, Network Analysis, Geospatial Mapping
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Java Programming, Development Environment, Java, Integrated Development Environments, Encryption, Cryptography, Virtualization and Virtual Machines, Performance Tuning, Application Programming Interface (API), Object Oriented Programming (OOP), Scalability
Intermediate · Course · 1 - 3 Months