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.

LearnQuest
Skills you'll gain: Linux, Linux Commands, Linux Servers, Ubuntu, File Management, Command-Line Interface, Unix, Bash (Scripting Language), grep, Servers, Operating Systems, File Systems, Shell Script, Web Servers, IT Automation, Apache, MySQL, Open Source Technology, Service Management
★ 4.5 (971) · Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Bash (Scripting Language), Linux Administration, Shell Script, Linux, OSI Models, Unix, Unix Shell, Network Troubleshooting, grep, Systems Administration, Linux Servers, Linux Commands, Network Administration, Command-Line Interface, Operating Systems, Firewall, User Accounts, Network Routers, File Management, Automation
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: MLOps (Machine Learning Operations), Fine-tuning, PyTorch (Machine Learning Library), AI Security, Application Deployment, AI Workflows, Prompt Engineering, Hugging Face, Artificial Neural Networks, Deep Learning, Large Language Modeling, Artificial Intelligence and Machine Learning (AI/ML), Generative Model Architectures, Machine Learning Methods, Generative AI, Computer Vision, Artificial Intelligence, Machine Learning, Data Processing, Machine Learning Algorithms
Intermediate · Specialization · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: Artificial Intelligence, Machine Learning Methods, Artificial Intelligence and Machine Learning (AI/ML), Image Analysis, Reinforcement Learning, Computer Vision, Agentic systems, Machine Learning Algorithms, Machine Learning, Semantic Web, AI literacy, Natural Language Processing, Embedded Systems, Responsible AI, Data Ethics, Supervised Learning, Applied Machine Learning, Embedded Software, Algorithms, Ethical Standards And Conduct
★ 4.6 (323) · Beginner · Course · 1 - 3 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Basic Electrical Systems, Electronics, Electronic Systems, Electrical Engineering, Electronics Engineering, Electrical Systems, Electronic Components, Electronic Hardware, Wiring Diagram, Control Systems, Electrical and Computer Engineering, Hardware Design, Machine Controls, Embedded Systems, Embedded Software, Programming Principles, Computer Programming
★ 4.8 (2.6K) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Feature Engineering, Apache Airflow, Databricks, MLOps (Machine Learning Operations), Data Pipelines, AI Orchestration, Data Lakes, Model Training, Apache Spark, Data Store, AI Workflows, Data Processing, Artificial Intelligence and Machine Learning (AI/ML), Data Transformation, Machine Learning, Data Collection, SQL, Data Storage, Machine Learning Algorithms, Warehouse Management
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Java Platform Enterprise Edition (J2EE), Java, Java Programming, Microservices, Application Servers, Restful API, Web Services, Web Applications, Server Side, Ajax, Service Oriented Architecture, Simple Object Access Protocol (SOAP), JSON, Application Development, Object-Relational Mapping, Back-End Web Development, Event-Driven Programming, Enterprise Architecture, Data Persistence, Data Access
Intermediate · Course · 3 - 6 Months

Macquarie University
Skills you'll gain: Governance, Data Presentation, Data Visualization, Management Accounting, Data Storytelling, Budgeting, Marketing Analytics, Capital Budgeting, Financial Modeling, Financial Data, Data Ethics, SAS (Software), Interactive Data Visualization, Financial Management, Customer Analysis, Customer Insights, Digital Media Strategy, Corporate Finance, Business Valuation, Financial Analysis
★ 4.6 (1.2K) · Beginner · Specialization · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, Prompt Patterns, Generative AI, Context Engineering, ChatGPT, AI literacy, AI Personalization, Anthropic Claude, LLM Application, Large Language Modeling, Data Analysis
★ 4.8 (819) · Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Statistical Hypothesis Testing, Statistical Inference, Statistical Reporting, R (Software), Statistical Methods, Statistics, R Programming, Statistical Software, Statistical Analysis, Probability & Statistics, Statistical Programming, Data Analysis, Sampling (Statistics), Probability Distribution, Software Installation
★ 4.8 (2.8K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Database Design, IBM DB2, Relational Databases, Database Systems, Database Development, Databases, Database Management, PostgreSQL, MySQL, Database Administration, Database Software, SQL, Database Management Systems, Database Architecture and Administration, Data Modeling, Data Import/Export, Data Integrity, Command-Line Interface
★ 4.6 (796) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apache Kafka, Performance Tuning, Amazon Web Services, Amazon Elastic Compute Cloud, Cloud-Native Computing, Data Pipelines, Event-Driven Programming, Amazon S3, Data Integration, Data Governance, Systems Architecture, Cloud Security, Scalability, DevOps, Real Time Data, Continuous Integration, Data Security, Resilience
Intermediate · Course · 1 - 4 Weeks