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.

Princeton University
Skills you'll gain: Graph Theory, Data Structures, Algorithms, Theoretical Computer Science, Operations Research, Computational Thinking, Computer Programming, Network Routing, Java Programming, Linear Algebra
Intermediate · Course · 3 - 6 Months

JetBrains
Skills you'll gain: Video Game Development, Generative AI Agents, Prompt Engineering, Game Design, Code Review, 3D Assets, Animation and Game Design, 3D Modeling, Integrated Development Environments, Artificial Intelligence, Generative AI, Project Planning, Javascript, Software Development, Product Development, Web Development, Product Design, Animations, Visual Design, Interactive Data Visualization
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Database Architecture and Administration, Query Languages, Data Manipulation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SQL, Health Information Management, Relational Databases, Database Design, Back-End Web Development, Database Management, Databases, Web Applications, Data Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, Agentic systems, AI Workflows, Hugging Face, CrewAI, Embeddings, Transfer Learning
Intermediate · Course · 3 - 6 Months

Coursera
Skills you'll gain: Reinforcement Learning, Inventory Management System, Supply Chain, Operations Research, Supply Chain Management, Process Optimization, Data-Driven Decision-Making, Process Analysis, Artificial Intelligence and Machine Learning (AI/ML), Performance Tuning, Decision Making, Simulations, Algorithms
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Flask (Web Framework), Application Deployment, Unit Testing, Python Programming, Web Applications, Software Development Life Cycle, IBM Cloud, Artificial Intelligence, Code Review, Integrated Development Environments, Natural Language Processing, Programming Principles
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: LangChain, Generative AI Agents, LLM Application, Data Persistence, Agentic systems, Artificial Intelligence and Machine Learning (AI/ML), Retrieval-Augmented Generation, AI Personalization, Artificial Intelligence, Data Storage, Embeddings, Context Management, Vector Databases, Application Programming Interface (API), Databases
Intermediate · Course · 1 - 3 Months

University of London
Skills you'll gain: Computational Logic, Logical Reasoning, Deductive Reasoning, Theoretical Computer Science, Computer Science, Critical Thinking, Computational Thinking, Business Logic, Algorithms, Mathematical Modeling, Problem Solving, Strategic Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: JUnit, Java Programming, Unit Testing, Java, Software Testing, Quality Assurance, Test Case, Software Development, Application Development, Data Validation, Object Oriented Programming (OOP), Debugging, User Interface (UI), Command-Line Interface, Data Modeling, Requirements Analysis
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Simple Object Access Protocol (SOAP), Service Oriented Architecture, Enterprise Architecture, Web Services, Data Integration, Application Programming Interface (API), Data Modeling, Back-End Web Development, API Design, Server Side, Extensible Markup Language (XML), Application Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apple iOS, Swift Programming, UI Components, Animations, Apple Xcode, User Interface (UI), Mobile Development, User Interface (UI) Design, Interactive Design, Motion Graphics, Development Environment, Debugging
Intermediate · Course · 3 - 6 Months