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.

Starweaver
Skills you'll gain: Open Web Application Security Project (OWASP), Debugging, DevSecOps, Penetration Testing, Cyber Security Strategy, Security Testing, Application Security, Continuous Monitoring, Software Testing, Development Testing, Cybersecurity, Vulnerability Assessments, Threat Modeling, White-Box Testing, Secure Coding, Vulnerability Management, Technical Communication
Intermediate · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Natural Language Processing, Transfer Learning, Recurrent Neural Networks (RNNs), PyTorch (Machine Learning Library), Applied Machine Learning, Keras (Neural Network Library), Embeddings, Model Evaluation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Browser Compatibility, Test Automation, No-Code Development, Usability Testing, User Acceptance Testing (UAT), Regression Testing, Software Testing, Quality Assurance
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Server Side, Application Deployment, Apache Tomcat, Web Design, Front-End Web Development, Application Servers, HTML and CSS, Web Development, User Interface and User Experience (UI/UX) Design, Web Servers, Email Automation, Usability, Interactive Design, Java Platform Enterprise Edition (J2EE)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, Server Side, Full-Stack Web Development, Back-End Web Development, Cloud Applications, Web Development, Restful API, Web Applications, Web Servers, Authentications, Javascript, Application Programming Interface (API), Computer Science, JSON, Middleware
Intermediate · Course · 1 - 4 Weeks

The University of Edinburgh
Skills you'll gain: Precision Medicine, Bioinformatics, Image Analysis, Biomedical Technology, Big Data, Data Science, Data Ethics, Health Informatics, Statistical Modeling, Machine Learning, Natural Language Processing, Data Integration, Network Analysis, Graph Theory, Python Programming
Intermediate · Course · 1 - 3 Months

University of Virginia
Skills you'll gain: Agile Product Development, User Story, Design Thinking, Agile Methodology, Agile Software Development, Product Design, Product Development, User Centered Design, User Research, Persona Development, Innovation, Product Management, Discussion Facilitation, Software Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Browser Compatibility, Web Applications, Node.JS, Javascript, Network Troubleshooting, Web Services, Front-End Web Development, Debugging, Real Time Data, Web Servers, Application Programming Interface (API), Telecommunications, Servers, Network Protocols
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Financial Modeling, Variance Analysis, Key Performance Indicators (KPIs), Bookkeeping, Financial Forecasting, Revenue Forecasting, Budget Management, Financial Statement Analysis, Business Reporting, Dashboard, Capital Budgeting, Financial Controls, Financial Reporting, Financial Analysis, Process Improvement, Financial Services, Financial Data, Investments, Predictive Analytics, Data-Driven Decision-Making
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: AI Orchestration, AI Workflows, LangChain, Agentic Workflows, Tool Calling, LangGraph, LLM Application, Agentic systems, Generative AI Agents, Responsible AI, Retrieval-Augmented Generation, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Application Design, Prompt Engineering, Large Language Modeling, Context Management, Software Design Patterns, Software Development, Python Programming
Intermediate · Specialization · 1 - 3 Months

Meta
Skills you'll gain: Jest (JavaScript Testing Framework), React.js, Web Development Tools, JavaScript Frameworks, Application Programming Interface (API), Unit Testing, UI Components, Front-End Web Development, Software Design Patterns, Javascript, Context Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Web Applications, Authentications, Front-End Web Development, Authorization (Computing), Application Programming Interface (API), User Interface (UI) Design
Intermediate · Course · 1 - 3 Months