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: Data Access, Object Oriented Design, Relational Databases, Object Oriented Programming (OOP), Database Software, JUnit, Data Integrity, SQL, Database Development, Java Programming, Java, Database Management, Databases
★ 4.6 (39) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Deployment, Apache Spark, Data Pipelines, Cloud Deployment, Model Training, IBM Cloud, Applied Machine Learning, Machine Learning Methods, Model Optimization, Machine Learning Algorithms, Docker (Software), Machine Learning, Containerization, Data Science, Python Programming, Scalability, Design Thinking
★ 4.3 (62) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Quantum computing, Algorithms, Computer Hardware, IBM Cloud, Cryptography, Python Programming, Computer Programming, Software Documentation, Simulations
★ 4.5 (26) · Beginner · Course · 1 - 3 Months

Universiteit Leiden
Skills you'll gain: Statistical Inference, Statistical Hypothesis Testing, Regression Analysis, R Programming, Data Analysis, Statistical Analysis, Descriptive Analytics, R (Software), Descriptive Statistics, Statistical Methods, Sampling (Statistics), Analysis, Probability & Statistics, Data Ethics, Data Collection, Analytical Skills, Medical Privacy, Exploratory Data Analysis, Statistical Reporting, Logistic Regression
★ 4.6 (45) · Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Computational Thinking, Data Analysis, C and C++, C (Programming Language), Statistical Analysis, Data Presentation, Programming Principles, Computer Programming, Descriptive Statistics, Histogram, Graphing
★ 4.7 (93) · Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Object Oriented Programming (OOP), Code Reusability, Programming Principles, Python Programming, Computer Programming, Software Engineering, Simulations
★ 3.7 (23) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Prompt Engineering, Large Language Modeling, Google Gemini, Talent Acquisition, LLM Application, Generative AI, Recruitment, HR Tech, Responsible AI, ChatGPT, Recruitment Strategies, AI Enablement, AI Personalization, Employee Onboarding, Interviewing Skills, Automation
★ 4.8 (20) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, OpenAI API, ChatGPT, Token Optimization, Application Programming Interface (API), API Testing, AI Integrations, Authentications, Context Engineering, Large Language Modeling, Key Management, Model Optimization, Performance Tuning
★ 4.1 (8) · Intermediate · Course · 1 - 3 Months

AI CERTs
Skills you'll gain: Data Analysis, Data Literacy, Data-Driven Decision-Making, Clinical Informatics, Image Analysis, AI Integrations, Health Technology, Diagnostic Tests, Advanced Analytics, Treatment Planning, Care Management, Emerging Technologies
★ 4.2 (6) · Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Data Structures, Programming Principles, Python Programming, Computer Programming, Web Development Tools, Software Engineering, Web Development
★ 4.6 (39) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: MySQL Workbench, MySQL, Database Development, Database Management, Databases, Database Management Systems, Relational Databases, Management Information Systems, SQL
★ 4.4 (32) · Beginner · Guided Project · Less Than 2 Hours

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Software Design Patterns, Object Oriented Design, Software Design, Object Oriented Programming (OOP), Java, Program Development, Java Programming, Computer Programming, Test Driven Development (TDD), Simulations
★ 4.8 (24) · Intermediate · Course · 1 - 3 Months