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.

LearnQuest
Skills you'll gain: Data Preprocessing, Applied Machine Learning, Data Processing, Dimensionality Reduction, Data Cleansing, Machine Learning Algorithms, Data Transformation, Machine Learning Methods, Artificial Neural Networks, Random Forest Algorithm, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning, Unsupervised Learning, Supervised Learning, Classification Algorithms, Predictive Modeling, Python Programming
★ 3.9 (15) · Intermediate · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: Responsible AI, AI literacy, AI powered creativity, Critical Thinking
★ 4.6 (219) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SAS (Software), Data Wrangling, Data Manipulation, Data Analysis Software, Data Transformation, Data Mapping, Interactive Data Visualization, Ad Hoc Analysis, Data Integration, Data Processing, Data Management, Statistical Programming
★ 4.8 (365) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Back-End Web Development, PostgreSQL, Server Side, Database Development, Python Programming, Restful API, SQL, API Design, Object-Relational Mapping, Application Programming Interface (API), Database Systems, Database Management, Model Deployment, Data Validation, Development Environment
★ 4 (21) · Intermediate · Course · 1 - 3 Months

Instituto Tecnológico de Aeronáutica
Skills you'll gain: Test Driven Development (TDD), Unit Testing, JUnit, Program Development, Test Case, Test Automation, Software Testing, Testability, Maintainability, Software Design, Software Development, Object Oriented Design, Application Design, Programming Principles
★ 4.7 (419) · Intermediate · Course · 1 - 4 Weeks

Universidad Nacional de Colombia
Skills you'll gain: Programming Principles, Debugging, Computational Thinking, Computer Programming, Arithmetic, Algorithms, Code Reusability, Program Development, Computational Logic, Python Programming, Functional Design, Mathematical Software
★ 4.9 (38) · Beginner · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Programming Principles, Program Development, Computer Programming, Python Programming, Software Installation, Data Storage, Development Environment
★ 4.9 (34) · Mixed · Course · 1 - 3 Months

Google DeepMind
Skills you'll gain: Prompt Engineering, Google Gemini, Gemini, Generative AI Agents, AI Integrations, Google Cloud Platform, Application Programming Interface (API), Real Time Data, Key Management, Tool Calling, Agentic systems, Cloud Deployment, Generative Model Architectures, Generative AI, Large Language Modeling, AI Security, Artificial Intelligence, AI Workflows, Cloud Applications, Cloud Development
★ 4.5 (12) · Intermediate · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Test Automation, Performance Testing, Software Quality Assurance, White-Box Testing, API Testing, Test Script Development, AI Security, Performance Stress Testing, Regression Testing, Software Quality (SQA/SQC), AI Integrations, Code Review, Scalability, Automation, Code Coverage, Software Technical Review, DevOps, Collaborative Software, Development Environment, Security Testing
★ 4.1 (50) · Beginner · Specialization · 3 - 6 Months

Università di Napoli Federico II
Skills you'll gain: Language Learning, Literacy, Digital Communications
Beginner · Course · 1 - 3 Months

Skills you'll gain: Exploratory Data Analysis, Seaborn, Plotly, Data Visualization, Data Visualization Software, Interactive Data Visualization, Data Analysis, Python Programming, Predictive Modeling, Data Science, Jupyter, Computing Platforms
★ 4.5 (182) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: MITRE ATT&CK Framework, Network Security, Cybersecurity, Exploitation techniques, Penetration Testing, Cyber Attacks, Python Programming, Data Access, Authentications, Scripting, Remote Access Systems, User Accounts
★ 4.8 (69) · Intermediate · Course · 1 - 4 Weeks