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: Memory Management, Scalability, Performance Tuning, .NET Framework, C# (Programming Language), System Programming, C (Programming Language), Debugging, Data Structures, Software Engineering, Interoperability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Java Programming, Functional Design, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Cleansing, Marketing Operations, Marketing Analytics, Data Preprocessing, Data Manipulation, Data Quality, Data Transformation, Data Wrangling, Data Synthesis, Data Mapping, Google Analytics, Code Review, Data Validation, Cross-Channel Marketing, Data Integrity, Software Technical Review, Verification And Validation, SQL, Data Modeling, Data Analysis
Beginner · Course · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: PostgreSQL, SQL, Transaction Processing, Relational Databases, Rust (Programming Language), Database Management, Query Languages, JSON, Docker (Software), Data Mapping, Data Access, Development Environment, Performance Tuning, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

University of California, Santa Cruz
Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Graph Theory, Object Oriented Design, C (Programming Language), Artificial Intelligence, Algorithms, Machine Learning Algorithms, Data Structures, Game Design, Memory Management, Simulations, Software Design, Verification And Validation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Structures, Object Oriented Programming (OOP), Java Programming, Object Oriented Design, Computational Thinking, Algorithms, Debugging, Java, Applied Mathematics, Programming Principles, Computer Programming, Theoretical Computer Science, Numerical Analysis, Computer Programming Tools, Mathematical Theory & Analysis, Pseudocode, Software Installation, Software Architecture, Performance Tuning, Other Programming Languages
Intermediate · Specialization · 3 - 6 Months

Logical Operations
Skills you'll gain: Jupyter, Software Installation, System Configuration, Package and Software Management, Virtual Machines, Data Science, Pandas (Python Package), Data Processing, NumPy, Computer Programming Tools, Virtualization and Virtual Machines, Matplotlib, Data Analysis, Python Programming, Seaborn, Software Development, Computer Programming
Mixed · Course · 1 - 4 Weeks

Pragmatic AI Labs
Skills you'll gain: Amazon Bedrock, Amazon Web Services, Agentic Workflows, LLM Application, Anthropic Claude, Generative AI Agents, Agentic systems, Retrieval-Augmented Generation, Tool Calling, AI Integrations, Cloud Computing, Generative AI, Model Deployment, Prototyping, Bash (Scripting Language), Embeddings, Large Language Modeling, Restful API, Prompt Engineering, Rust (Programming Language)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: PL/SQL, Oracle Databases, Stored Procedure, SQL, Data Persistence, Database Development, Database Management Systems, Web Services, Data Storage Technologies, Authorization (Computing), File I/O, Debugging, File Management, Network Protocols
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Computer Graphics, Event-Driven Programming, UI Components, Artificial Intelligence, Interaction Design, Scripting Languages
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Hypertext Markup Language (HTML), Application Programming Interface (API), Computer Graphics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Database Administration, Database Management, Relational Databases, SQL, Database Systems, Google Cloud Platform, Operational Databases, Database Design, Databases, Database Architecture and Administration, MySQL, Database Management Systems, System Configuration, Data Migration, Cloud Deployment, Database Software, Security Controls, Data Import/Export, Data Storage, Performance Tuning
Intermediate · Course · 1 - 4 Weeks