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: Database Administration, Database Architecture and Administration, Relational Databases, Database Management, Apache Airflow, Operational Databases, PostgreSQL, MySQL, Data Warehousing, Data Pipelines, Database Software, Extract, Transform, Load, Database Management Systems, Database Design, Data Maintenance, SQL, Data Architecture, Performance Tuning, Disaster Recovery, Data Security
★ 4.7 (19) · Advanced · Course · 1 - 3 Months

Skills you'll gain: A/B Testing, Pandas (Python Package), Matplotlib, Plotly, Statistical Methods, GitHub, Data Manipulation, Statistical Hypothesis Testing, Version Control, Statistical Analysis, Data Science, Data Visualization Software, Python Programming, NumPy, Statistics, Data Analysis, Git (Version Control System), Collaborative Software, AI Workflows, Data Transformation
★ 3.7 (9) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Power Electronics, Control Systems, Electronic Systems, Electrical Engineering, Electrical Power, Electronics, Engineering Analysis, Electrical Systems, Simulation and Simulation Software, Hardware Design, Matlab, Network Analysis
★ 4.7 (31) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Rmarkdown, R (Software), Data Import/Export, R Programming, Ggplot2, Plot (Graphics), Data Manipulation, Plotly, Data Visualization, Web Scraping, Statistical Visualization, Interactive Data Visualization, Data Visualization Software, Data Wrangling, Data Processing, Data Cleansing, Data Transformation, Statistical Programming, Programming Principles, Data Structures
★ 4.7 (6) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Role-Based Access Control (RBAC), Postman API Platform, Authentications, Spring Framework, API Testing, Authorization (Computing), Restful API, Identity and Access Management, Secure Coding, Java Programming, Application Design, Spring Boot, User Accounts, Application Programming Interface (API), API Design, Web Applications
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Backlogs, Scaled Agile Framework, Stakeholder Engagement, Jira (Software), Agile Product Development, Stakeholder Management, Release Management, Stakeholder Communications, Real Time Data, Agile Project Management, Product Roadmaps, Program Management, Project Portfolio Management, Agile Methodology, Management Reporting, Business Priorities, Continuous Delivery, Prioritization, Configuration Management, CI/CD
Beginner · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Mathematical Modeling, Statistical Modeling, Simulations, Epidemiology, Infectious Diseases, R Programming, Public Health and Disease Prevention, Model Evaluation, Predictive Modeling, R (Software), Public Health
★ 4.5 (31) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: C and C++, Application Security, System Programming, Secure Coding, C++ (Programming Language), C (Programming Language), Debugging, Interoperability, Programming Principles, File I/O, Development Environment
★ 2.8 (6) · Mixed · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Product Lifecycle Management, Data Presentation, Data Literacy, Performance Measurement, Product Management, Business Analytics, Product Planning, Business Strategies, Business Strategy, Data Visualization Software, Business Analysis, Competitive Analysis, Organizational Strategy, Accounting, Strategic Thinking, Business Metrics, Management Accounting, Corporate Strategy, Business Intelligence, Organizational Effectiveness
Beginner · Course · 1 - 3 Months

Skills you'll gain: Restful API, Software Quality (SQA/SQC), Java Programming, Test Automation, Java
★ 4.9 (60) · Beginner · Specialization · 1 - 3 Months

Skillshare
Skills you'll gain: Unreal Engine, Animations, 3D Assets, Animation and Game Design, Virtual Environment, Game Design, 3D Modeling, Video Game Development, Computer Graphics, Timelines, Visual Storytelling, Prototyping, Design Strategies, Data Import/Export, Layout Design, User Interface (UI), Interactive Design, Application Deployment, Creative Design, Software Installation
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: File I/O, Unified Modeling Language, Visual Basic (Programming Language), Object Oriented Programming (OOP), Microsoft Visual Studio, Object Oriented Design, Program Development, Microsoft Development Tools, .NET Framework, Code Reusability, Software Engineering, Data Structures
★ 4.6 (16) · Intermediate · Course · 1 - 4 Weeks