Language courses can help you learn grammar, vocabulary development, pronunciation techniques, and conversational skills. You can build skills in writing clearly, understanding cultural nuances, and using language for specific purposes like business or travel. Many courses introduce tools such as language learning apps, online dictionaries, and pronunciation software, which enhance your ability to practice and apply what you've learned in everyday situations.

Skills you'll gain: Threat Modeling, Application Security, Open Web Application Security Project (OWASP), Secure Coding, Authentications, OAuth, Development Testing, Software Development Life Cycle, Unified Modeling Language, Authorization (Computing), Single Sign-On (SSO), Security Software, Software Development, Vulnerability Assessments, Data Validation, Cyber Security Assessment, Cyber Security Strategy, Cybersecurity, Role-Based Access Control (RBAC)
Intermediate · Course · 3 - 6 Months

Duke University
Skills you'll gain: Debugging, Java, Algorithms, Java Programming, Program Development, Programming Principles, Statistical Analysis, Software Design, Computer Programming, Data Import/Export, Integrated Development Environments, File I/O, Data Processing, Software Documentation, Data Manipulation, Object Oriented Programming (OOP), API Design, Data Analysis, Software Testing, Problem Solving
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: AI Security, Threat Modeling, Open Web Application Security Project (OWASP), Security Testing, Retrieval-Augmented Generation, Software Architecture, API Design, Test Automation, Vulnerability Management, Agentic systems, Systems Design, Model Evaluation, Test Driven Development (TDD), CI/CD, Python Programming, Continuous Deployment, Dependency Analysis, Large Language Modeling, Machine Learning, Performance Analysis
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Marketing Analytics, Business Intelligence, Predictive Modeling, Business Analytics, Google Analytics, Customer Analysis, Analytics, Model Evaluation, Predictive Analytics, Advanced Analytics, Customer Insights, Trend Analysis, Artificial Intelligence, Performance Metric, Natural Language Processing
Beginner · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Responsible AI, Data Ethics, Health Care Administration, Medical Billing and Coding, Artificial Intelligence, Health Informatics, Regulatory Compliance, AI Enablement, Patient Flow, Machine Learning, Medical Billing, Natural Language Processing, Revenue Cycle Management, Artificial Intelligence and Machine Learning (AI/ML), Health Care, Medical Assistance, Predictive Modeling, Generative AI
Intermediate · Course · 1 - 3 Months

Princeton University
Skills you'll gain: Data Structures, Algorithms, Java, Performance Testing, Computer Programming, Java Programming, Theoretical Computer Science, Object Oriented Programming (OOP)
Intermediate · Course · 3 - 6 Months

Logical Operations
Skills you'll gain: Package and Software Management, Program Development, Python Programming, Integrated Development Environments, Software Development, Debugging, Computer Programming, Programming Principles
Mixed · Course · 1 - 4 Weeks

University of California, Santa Cruz
Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Algorithms, C (Programming Language), Programming Principles, Computer Programming, Graph Theory, Data Structures
Intermediate · Course · 1 - 3 Months

Skills you'll gain: ASP.NET, JavaScript Frameworks, Development Environment, Application Programming Interface (API), Microsoft Development Tools, Web Development, Microsoft Visual Studio, Maintainability, Software Design, UI Components, Data Validation, Version Control
Intermediate · Course · 1 - 3 Months

Skills you'll gain: C# (Programming Language), Microsoft SQL Servers, Application Development, Data Validation, Application Design, Database Application, Business Reporting, SQL, Data Access, User Interface (UI), Issue Tracking, Data Integrity, User Interface (UI) Design, Data Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Computer Graphics, Visualization (Computer Graphics), Application Design, C# (Programming Language), UI Components, Software Visualization, .NET Framework, Graphical Tools, Animations, Animation and Game Design, Image Analysis, User Interface (UI), User Interface (UI) Design, Application Development
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Responsive Web Design, Web Design, Cascading Style Sheets (CSS), User Interface (UI), Interactive Design, User Interface (UI) Design, Javascript, Front-End Web Development, Hypertext Markup Language (HTML), Animations, Web Development, Event-Driven Programming
Intermediate · Course · 3 - 6 Months