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: Big Data, Data Validation, Query Languages, Blockchain, SQL
Advanced · Project · Less Than 2 Hours

Skills you'll gain: Matplotlib, Data Storytelling, Data Presentation, Interactive Data Visualization, Data Visualization, Plot (Graphics), Scientific Visualization, Statistical Visualization, Data Visualization Software, Box Plots, Storytelling, Image Quality, Python Programming, Design, Software Installation
★ 4.2 (17) · Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: MITRE ATT&CK Framework, Metasploit, Penetration Testing, Exploit development, Exploitation techniques, Cyber Operations, Cybersecurity, Operating Systems, Hardening, Computer Security, Malware Protection, Vulnerability Assessments, Security Controls, Authorization (Computing), System Programming, Memory Management, Data Persistence, Computer Architecture
★ 4.1 (9) · Intermediate · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Prompt Engineering, Amazon Bedrock, AWS SageMaker, Generative AI, LLM Application, Multimodal Prompts, Large Language Modeling, Applied Machine Learning, Model Training, Scikit Learn (Machine Learning Library), Image Analysis, Business Writing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Email Automation, Automation, Application Programming Interface (API), Scripting, Gmail, Python Programming, Data Import/Export
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud-Native Computing, Unstructured Data, Go (Programming Language), Web Servers, MySQL, Web Scraping, Kubernetes, Software Development, System Programming, Linux, Database Software, Programming Principles, SQL, Relational Databases
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Go (Programming Language), Debugging, Memory Management, Application Development, Program Development, Build Tools, Data Structures, Development Environment, Programming Principles, Microsoft Visual Studio, Integrated Development Environments, Software Development Tools, Software Installation, Code Reusability, Object Oriented Programming (OOP), Command-Line Interface, System Programming, Package and Software Management, Other Programming Languages
Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Big Data, Google Cloud Platform, Data Access, Data Store, SQL, Query Languages
Beginner · Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Command-Line Interface, Google Cloud Platform, Test Tools, Cloud API, API Testing, Application Programming Interface (API), Python Programming, Document Management
★ 4.7 (6) · Beginner · Project · Less Than 2 Hours

Skills you'll gain: File I/O, Test Tools, Application Design, Test Case, Software Documentation, Code Reusability, Technical Documentation, Package and Software Management
Advanced · Course · 3 - 6 Months

Skills you'll gain: AI Workflows, CrewAI, Prompt Engineering, AI Orchestration, Context Engineering, Agentic Workflows, Model Context Protocol, Generative AI Agents, LLM Application, Tool Calling, Agentic systems, Role-Based Access Control (RBAC), AI Security, Artificial Intelligence and Machine Learning (AI/ML), AI Enablement, Large Language Modeling, Retrieval-Augmented Generation, Generative AI, Artificial Intelligence, Prompt Patterns
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Development Environment, Integrated Development Environments
Beginner · Course · 1 - 3 Months