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.

DeepLearning.AI
Skills you'll gain: Model Optimization, Model Deployment, iOS Development, Apple iOS, Android Development, Tensorflow, Swift Programming, Model Training, Mobile Development, Embedded Systems, Computer Vision, Machine Learning
★ 4.7 (655) · Intermediate · Course · 1 - 4 Weeks

Ludwig-Maximilians-Universität München (LMU)
Skills you'll gain: Finite Element Methods, Numerical Analysis, Engineering Analysis, Jupyter, Differential Equations, Applied Mathematics, Mathematical Software, Mathematical Modeling, Distributed Computing, Simulation and Simulation Software, Python Programming, Calculus, Mechanics, Vibrations, Simulations, Derivatives
★ 4.8 (392) · Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Make.com, Email Automation, DeepSeek API, Deepseek, Agentic Workflows, AI Workflows, User Interface (UI), LLM Application, AI Orchestration, AI Integrations, Human Computer Interaction, No-Code Development, Retrieval-Augmented Generation, AI Product Strategy, Automation, Application Programming Interface (API), Workflow Management, Natural Language Processing, Prompt Engineering, Debugging
★ 4.1 (66) · Intermediate · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Java Programming
★ 4.3 (163) · Advanced · Course · 1 - 4 Weeks

28DIGITAL
Skills you'll gain: Real-Time Operating Systems, Embedded Software, Embedded Systems, Internet Of Things, Operating Systems, Application Development, Wireless Networks, Communication Systems, Hardware Architecture, OS Process Management, Network Protocols, C (Programming Language), Simulations, Network Performance Management, Memory Management
★ 4.1 (629) · Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Rust (Programming Language), Test Case, Memory Management, Development Testing, Software Testing, Data Structures, GitHub, Programming Principles, Package and Software Management, Development Environment, System Programming, Software Documentation
★ 4 (252) · Beginner · Course · 1 - 4 Weeks

University of Virginia
Skills you'll gain: IT Management, Technology Strategies, Information Technology, Business Strategy, Cyber Risk, Cyber Security Strategy, Design Thinking, Process Design, AI Enablement, Large Language Modeling, Threat Management, Cybersecurity, Business Modeling, Agile Methodology, Artificial Intelligence, Project Portfolio Management, Technical Communication, Customer experience improvement
★ 4.6 (677) · Beginner · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: Software Design Patterns, Software Architecture, Software Development Life Cycle, Software Quality Assurance, Software Quality (SQA/SQC), Software Design, Software Engineering, Quality Assurance, Systems Analysis, Object Oriented Design, Systems Design, Project Management, Project Planning, Systems Architecture, Unified Modeling Language, Diagram Design
★ 4.6 (220) · Intermediate · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Android Development, UI Components, User Interface (UI) Design, Android (Operating System), Mobile Development, Interactive Design, Application Development, Video Game Development, No-Code Development, Mobile Development Tools, Data Storage, Game Design, Program Development, Global Positioning Systems, Programming Principles, Computer Programming, File I/O, Computational Logic, Development Testing
★ 4.4 (499) · Beginner · Course · 1 - 3 Months

Cloudera
Skills you'll gain: Database Design, SQL, Apache Hive, Relational Databases, Databases, Database Management, Database Management Systems, Big Data, Database Systems, Amazon Web Services, MySQL, Data Management, Query Languages, Amazon S3, Apache Hadoop, Data Storage, NoSQL, Data Storage Technologies, Cloud Storage, Data Analysis
★ 4.7 (1.4K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Prompt Engineering Tools, Context Engineering, ChatGPT, Patient Communication, Large Language Modeling, Generative AI, Token Optimization, AI Personalization, LLM Application, Patient Education And Counseling, Health Technology, Artificial Intelligence, Natural Language Processing
★ 4.6 (101) · Beginner · Guided Project · Less Than 2 Hours

University of California San Diego
Skills you'll gain: Combinatorics, Probability, Probability & Statistics, Algorithms, Bayesian Statistics, Mathematical Modeling, Computational Thinking, Statistical Methods, Arithmetic, Applied Mathematics, Program Development, Python Programming
★ 4.6 (874) · Beginner · Course · 1 - 3 Months