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: MySQL, MySQL Workbench, SQL, Database Software, Data Manipulation, Query Languages, Data Access
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Version Control, Restful API, Docker (Software), Containerization, Git (Version Control System), Development Environment, Flask (Web Framework), Application Programming Interface (API), Authentications, Application Deployment, Database Management, Database Development, JSON, Object-Relational Mapping, Operational Databases, API Testing, Python Programming, Object Oriented Programming (OOP), Data Structures
★ 4.5 (11) · Intermediate · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, Prompt Patterns, Tool Calling, LLM Application, JSON, Large Language Modeling, Artificial Intelligence
★ 4.6 (18) · Beginner · Project · Less Than 2 Hours

Skills you'll gain: Bash (Scripting Language), Ansible, Linux Administration, Linux Servers, Infrastructure as Code (IaC), Web Servers, Linux Commands, Nginx, Operating System Administration, Firewall, IT Automation, PostgreSQL, Application Deployment, Apache, Security Controls, Databases, DevOps, Debugging, Network Troubleshooting, Git (Version Control System)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Windows PowerShell, IT Automation, Scripting, Automation, Windows Servers, System Configuration, Scripting Languages, Microsoft Servers, Server Administration, Administration, Software Installation, Verification And Validation, Cloud Deployment, Data Import/Export, Service Management, Remote Access Systems, Extensible Markup Language (XML), File Management, Debugging
★ 2.8 (8) · Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Data Manipulation, Data Transformation, Pivot Tables And Charts, Data Wrangling, Data Cleansing, Data Integration, Tidyverse (R Package), R Programming, Data Quality, R (Software), Data Processing, Data Preprocessing
★ 4.5 (26) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Docker (Software), Kubernetes, Containerization, Cloud-Native Computing, YAML, Devops Tools, Development Environment, Application Deployment, Software Installation, Infrastructure Architecture, General Networking, Network Infrastructure, Linux, Command-Line Interface
★ 4.9 (17) · Beginner · Course · 3 - 6 Months

National Taiwan University
Skills you'll gain: Exploratory Data Analysis, Regression Analysis, R Programming, Statistical Analysis, Statistical Programming, R (Software), Statistical Modeling, Business Analytics, Analytics, Data Analysis, Statistics, Statistical Methods, Predictive Modeling, Statistical Inference, Data Transformation, Estimation, Statistical Hypothesis Testing, Model Evaluation
★ 5 (6) · Intermediate · Course · 1 - 3 Months

AI Business School
Skills you'll gain: Agentic Workflows, Prompt Engineering, AI Workflows, Prompt Engineering Tools, Agentic systems, Generative AI Agents, Generative AI, AI Personalization, Workflow Management, No-Code Development, Responsible AI, Risk Management, AI Orchestration, Large Language Modeling, AI literacy, AI Enablement, LLM Application, Artificial Intelligence, Innovation, Productivity
Beginner · Specialization · 1 - 3 Months
Skills you'll gain: Data Cleansing, Data Quality, Data Wrangling, Data Transformation, Data Validation, Data Manipulation, Data Analysis, SQL, Big Data
★ 4.1 (7) · Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Eclipse (Software), Java, Integrated Development Environments, Java Programming, Code Reusability, Functional Design
★ 4.2 (21) · Intermediate · Guided Project · Less Than 2 Hours
University of Michigan
Skills you'll gain: Web Scraping, JSON, Extensible Markup Language (XML), Network Protocols, Web Services, Data Access, Application Programming Interface (API), Restful API, Data Processing, Python Programming, Development Environment, Software Installation
★ 4.3 (8) · Mixed · Course · 1 - 3 Months