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.

Coursera
Skills you'll gain: Stored Procedure, SQL, Data Presentation, Query Languages, Relational Databases, Database Development, Database Administration, Data Science
Advanced · Guided Project · Less Than 2 Hours

Duke University
Skills you'll gain: Data Visualization Software, PySpark, Data Visualization, Data Storytelling, Statistical Visualization, Site Reliability Engineering, Docker (Software), Databricks, Containerization, Interactive Data Visualization, Plot (Graphics), Plotly, Data Pipelines, Matplotlib, Kubernetes, Apache Spark, Apache Hadoop, Big Data, Data Science, Python Programming
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Node.JS, API Gateway, MySQL, Restful API, MongoDB, Microservices, NoSQL, Object-Relational Mapping, Application Programming Interface (API), Database Design, Relational Databases, Unit Testing, SQL, Databases, Data Persistence, Server Side, Application Deployment, Javascript, Software Documentation, Data Modeling
Intermediate · Specialization · 3 - 6 Months

Red Hat
Skills you'll gain: Ansible, Linux Commands, Linux Administration, Linux, Infrastructure as Code (IaC), YAML, Automation, DevOps, System Configuration, Configuration Management, Software Architecture
Beginner · Course · 1 - 3 Months
Codio
Skills you'll gain: Matplotlib, Text Mining, GitHub, Large Language Modeling, Django (Web Framework), Git (Version Control System), Package and Software Management, Platform As A Service (PaaS), Plot (Graphics), Application Deployment, Natural Language Processing, Data Visualization Software, Unit Testing, Cloud Deployment, Jupyter, Database Development, Data Processing, Virtual Environment, Dependency Analysis, Python Programming
Intermediate · Specialization · 1 - 3 Months

Cloudera
Skills you'll gain: SQL, Apache Hive, Big Data, MySQL, Databases, PostgreSQL, Data Manipulation, Data Analysis, Virtual Machines
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Oracle SQL Developer, Oracle Databases, PL/SQL, Database Design, SQL, Database Architecture and Administration, Stored Procedure, Database Management, Data Management, Network Architecture, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Vulnerability Assessments, Cloud Security, Mobile Security, Cryptography, Android (Operating System), Penetration Testing, Encryption, Cybersecurity, Network Security, Exploitation techniques, SQL
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Angular, Web Components, Cascading Style Sheets (CSS), JavaScript Frameworks, Application Frameworks, UI Components, Front-End Web Development, TypeScript, Web Applications, Hypertext Markup Language (HTML), Web Development, Development Environment
Beginner · Course · 1 - 4 Weeks

University of Cambridge
Skills you'll gain: AI Enablement, AI Security
Beginner · Course · 1 - 3 Months

Skills you'll gain: Software Development Life Cycle, z/OS, COBOL (Programming Language), Unit Testing, Systems Analysis, Systems Development, Pseudocode, Agile Methodology, Software Development, Software Design, Systems Architecture, Mainframe Computing, Programming Principles, Scrum (Software Development), Software Testing
Beginner · Course · 1 - 3 Months

Skills you'll gain: System Programming, Hardware Architecture, Embedded Systems, Computer Architecture, System Configuration, Debugging, Application Development
Intermediate · Course · 1 - 3 Months