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: Disaster Recovery, Star Schema, Business Continuity Planning, Cost Benefit Analysis, Database Design, Business Continuity, Data Infrastructure, Snowflake Schema, Database Architecture and Administration, Relational Databases, Data Warehousing, Data Modeling, Data Architecture, Data Validation, SQL, Terraform, Infrastructure as Code (IaC), Extract, Transform, Load, Business Analytics, Cost Management
Advanced · Specialization · 3 - 6 Months

Northeastern University
Skills you'll gain: Data Warehousing, Extract, Transform, Load, Data Integration, Data Modeling, Data Architecture, Data Governance, Database Design, Operational Data Store, Data Management, SQL, Relational Databases, Query Languages, Data Mining, Data Quality, Data Analysis
Mixed · Course · 1 - 3 Months

Skills you'll gain: Unity Engine, UI Components, Scripting, User Interface (UI), Torque (Physics), Responsive Web Design, User Interface (UI) Design, Object Oriented Programming (OOP), Game Design, C# (Programming Language), Animation and Game Design, Object Oriented Design, Animations, Interactive Design, Event-Driven Programming, Video Game Development, User Interface and User Experience (UI/UX) Design, Mechanics, User Experience, Simulation and Simulation Software
★ 5 (12) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: CI/CD, Continuous Integration, GitHub, Continuous Deployment, Git (Version Control System), Secure Coding, Development Environment, Code Reusability, Docker (Software), Automation, YAML, Application Security, Containerization, Event-Driven Programming
Beginner · Course · 3 - 6 Months

Scrimba
Skills you'll gain: Web Applications, Full-Stack Web Development, Database Application, Data Store, Database Development, Database Management, SQL, Query Languages, Data Access, Real Time Data, Javascript, Data Entry, Software Engineering, Authentications
Beginner · Course · 1 - 4 Weeks

JetBrains
Skills you'll gain: NumPy, Python Programming, Linear Algebra, Numerical Analysis, Data Manipulation, Data Transformation, Data Preprocessing, Integrated Development Environments, Unstructured Data, Data Science, Data Management, Software Development Tools, Software Development, Machine Learning, Engineering, Scientific, and Technical Instruments
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Exploit development, Metasploit, Exploitation techniques, Penetration Testing, Database Management, Cryptography, Security Testing, Cyber Security Assessment, Data Import/Export, Encryption, Vulnerability Assessments, Cybersecurity, SQL, Command-Line Interface
★ 4.8 (20) · Mixed · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Responsive Web Design, HTML and CSS, Typography, Cascading Style Sheets (CSS), UI Components, Web Design, User Interface (UI), Interactive Design, User Interface (UI) Design, Web Design and Development, User Interface and User Experience (UI/UX) Design, Browser Compatibility, Usability, Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, Animations, Front-End Web Development, Web Components, Web Development, Web Development Tools
★ 4.3 (10) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Time Series Analysis and Forecasting, Financial Forecasting, Forecasting, Advanced Analytics, Predictive Modeling, R Programming, Predictive Analytics, Regression Analysis, Business Analytics, Trend Analysis, Statistical Analysis, Statistical Modeling, Analytics, Statistical Methods, Correlation Analysis, Business, Model Evaluation, Decision Making
★ 5 (21) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Test Script Development, Test Automation, Functional Testing, Test Case, Software Testing, Cascading Style Sheets (CSS), Application Frameworks, Web Development Tools, Javascript and jQuery, Automation, Python Programming, UI Components, Hypertext Markup Language (HTML), File I/O
★ 4.8 (8) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Swift Programming, Apple Xcode, Apple iOS, iOS Development, Apple software proficiency, Application Development, Memory Management, Cross Platform Development, Mobile Development, UI Components, Animations, Data Storage Technologies, Object Oriented Programming (OOP), Performance Tuning, Programming Principles, Data Persistence, Data Storage, Cloud Storage, Dataflow, Data Store
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: PHP (Scripting Language), Web Applications, Server Side, Hypertext Markup Language (HTML), Web Development, Web Servers, Scripting, Web Frameworks, Scripting Languages, Development Environment, Programming Principles, Computational Logic, Software Installation
★ 4.4 (10) · Intermediate · Course · 1 - 4 Weeks