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.

University of Colorado System
Skills you'll gain: Software Design Documents, Data Flow Diagrams (DFDs), User Requirements Documents, Functional Requirement, Software Documentation, Diagram Design, Unified Modeling Language, Functional Specification, Requirements Analysis, System Requirements, Technical Documentation, Data Modeling, Systems Analysis, Security Requirements Analysis, Process Modeling, Computational Logic
★ 4.3 (59) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Unified Modeling Language, Visual Basic (Programming Language), Data Structures, Object Oriented Design, Microsoft Visual Studio, Program Development, Object Oriented Programming (OOP), Microsoft Development Tools, .NET Framework, Computer Programming
★ 4.5 (20) · Intermediate · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Mathematical Modeling, Epidemiology, Infectious Diseases, Model Evaluation, Simulations, Statistical Modeling, Model Optimization, Data Modeling, Public Health and Disease Prevention, Immunology, R Programming, Regression Analysis, Differential Equations, Statistical Methods, Public Health, Probability Distribution
★ 4.7 (56) · Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Prompt Engineering, Vibe coding, Debugging, Large Language Modeling, LLM Application, AI Security, Application Programming Interface (API), Responsible AI, Development Environment, AI Integrations, Computer Programming Tools, No-Code Development, Program Development, Integrated Development Environments, Programming Principles
★ 4.4 (29) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Feature Engineering, Model Evaluation, Predictive Modeling, Model Deployment, Model Training, Predictive Analytics, R (Software), R Programming, Data Analysis, Statistical Analysis, Data Wrangling, Data Cleansing, Data Manipulation, Classification Algorithms, Data Import/Export, Data Preprocessing, Machine Learning
★ 4.5 (33) · Intermediate · Guided Project · Less Than 2 Hours

Universidad de Palermo
Skills you'll gain: Database Development, Relational Databases, SQL, Database Design, Database Management, Databases, Data Modeling, Query Languages, Web Development, Web Applications, Data Access, Data Integrity, Information Technology
★ 4.6 (23) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Database Management, Relational Databases, MySQL, PHP (Scripting Language), SQL, Databases, Web Applications, Object Oriented Programming (OOP), Web Development, Hypertext Markup Language (HTML), Back-End Web Development, Data Access
★ 4.7 (26) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: IBM Cloud, Cryptography, Cryptographic Protocols, Algorithms, Python Programming, Linear Algebra, Software Installation, Development Environment, Application Frameworks
★ 4.1 (12) · Beginner · Course · 3 - 6 Months

Skills you'll gain: MySQL Workbench, MySQL, Database Design, SQL, Database Development, Database Systems, Database Management, Relational Databases, Databases, Data Integration, Data Manipulation, Business Intelligence
★ 4.4 (31) · Beginner · Guided Project · Less Than 2 Hours

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Large Language Modeling, Data Ethics, Prompt Patterns, Responsible AI, LLM Application, Context Engineering, AI literacy, AI Workflows, Agentic Workflows, AI Personalization, Generative AI, Artificial Intelligence and Machine Learning (AI/ML), Automation, Collaboration, Information Privacy, Productivity, Innovation, Organizational Skills, Business Technologies
★ 4.9 (16) · Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Javascript, Application Programming Interface (API), Code Reusability, Software Design Patterns, Data Management, Data Structures, Web Development, Computational Logic, Programming Principles, Data Import/Export, Software Development, Software Engineering, Performance Tuning
★ 4.7 (20) · Intermediate · Specialization · 1 - 3 Months

Google Cloud
Skills you'll gain: Data Pipelines, Data Cleansing, Data Governance, Data Transformation, Cloud Security, Extract, Transform, Load, Data Visualization Software, Data Integration, Data Processing, Data Management, Data Manipulation, Data Collection, Cloud Computing, Data Validation, Cloud-Based Integration, Data Quality, Data Integrity, SQL
★ 4.5 (30) · Beginner · Course · 1 - 4 Weeks