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: Selenium (Software), Test Automation, Behavior-Driven Development, Gherkin (Scripting Language), Test Script Development, Unit Testing, Software Testing, Jenkins, CI/CD, Continuous Integration, Test Tools, Apache Maven, Automation, Test Case, Software Configuration Management, DevOps, Java, C# (Programming Language), Java Programming, Python Programming
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Linux Commands, Linux, TCP/IP, Scripting, Shell Script, Bash (Scripting Language), Network Monitoring, Network Analysis, Network Security, Network Protocols
★ 4.6 (10) · Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: LangGraph, AI Orchestration, LangChain, AI Workflows, LLM Application, Agentic Workflows, Agentic systems, Tool Calling, Generative AI Agents, Model Deployment, Large Language Modeling, Artificial Intelligence, Context Management, Data Persistence, Business Logic, Enterprise Architecture, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Import/Export, Pandas (Python Package), Pivot Tables And Charts, Jupyter, Microsoft Excel, Data Analysis, Data Manipulation, Data Wrangling, Data Access, Programming Principles, Python Programming, Data Structures, Development Environment, Scripting, Package and Software Management, Software Installation, Object Oriented Programming (OOP)
★ 4.7 (32) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Debugging, Program Development, Data Structures, Code Reusability, Python Programming, Scripting, Programming Principles, Computer Programming, Development Environment, Scripting Languages, Computational Logic
Beginner · Course · 1 - 3 Months

Skills you'll gain: Java Programming, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Docker (Software), Web Applications, Containerization, Devops Tools, Virtual Networking, YAML, Service Management, Memory Management, Command-Line Interface
★ 4.4 (9) · Intermediate · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Ansible, IT Automation, Devops Tools, Automation, Infrastructure as Code (IaC), DevOps, YAML, Linux, Encryption, Security Controls
★ 3.3 (15) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Miro AI, Prompt Patterns, Generative AI Agents, Prompt Engineering Tools, Responsible AI, AI Product Strategy, No-Code Development, Generative AI, Workflow Management, Email Automation, Process Design, ChatGPT, Customer Analysis, Content Performance Analysis, Customer Data Management, Customer Inquiries, Customer and Client Support, AI Workflows, Emotional Intelligence
★ 4.7 (6) · Beginner · Specialization · 1 - 3 Months

Illinois Tech
Skills you'll gain: Statistical Inference, Regression Analysis, Statistical Programming, R Programming, Statistical Methods, Statistical Analysis, Statistical Modeling, R (Software), Statistical Software, Data Science, Data Analysis, Probability & Statistics, Linear Algebra
★ 4.6 (31) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, Docker (Software), Prometheus (Software), Cloud-Native Computing, Containerization, Package and Software Management, CI/CD, Grafana, DevOps, YAML, Application Deployment, Role-Based Access Control (RBAC), Application Programming Interface (API)
★ 5 (7) · Beginner · Course · 1 - 3 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Android Jetpack, Mobile Development Tools, Extensible Markup Language (XML), Data Management, Application Programming Interface (API)
Intermediate · Course · 1 - 3 Months