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.

John Wiley & Sons
Skills you'll gain: Database Administration, Disaster Recovery, Database Architecture and Administration, Database Systems, Database Management, Database Management Systems, Operational Databases, Data Maintenance, Relational Databases, Databases, Database Design, Data Management, Business Continuity Planning, Database Software, Database Theory, Transaction Processing, Data Governance, Data Security, SQL, Business Continuity
Intermediate · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Theoretical Computer Science, Algorithms, Graph Theory, Data Structures, Operations Research, Quantum computing, Public Key Cryptography Standards (PKCS), Cryptography, Computational Thinking, Design Strategies, Cryptographic Protocols, Tree Maps, Encryption, Network Model, Combinatorics, Data Science, Computer Science, Mathematical Modeling, Mathematical Software, Python Programming
Build toward a degree
Advanced · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Feature Engineering, Model Deployment, Data Preprocessing, Machine Learning Methods, Scikit Learn (Machine Learning Library), Supervised Learning, Machine Learning Algorithms, Applied Machine Learning, Machine Learning, Test Script Development, Model Evaluation, Unsupervised Learning, Containerization, Data Processing, Data Wrangling, Unit Testing, Development Testing, Software Development, Python Programming, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Node.JS, Restful API, Back-End Web Development, Object-Relational Mapping, Web Development, Authentications, Web Applications, Web Services, Unit Testing, Authorization (Computing), Databases, Data Validation, TypeScript, SQL, Hypertext Markup Language (HTML), Debugging, Data Cleansing, Middleware, HTML and CSS, Javascript
Intermediate · Course · 1 - 3 Months

Skills you'll gain: SQL Server Reporting Services, Business Intelligence, Business Intelligence Software, Business Reporting, Data Visualization, Interactive Data Visualization, Application Deployment, Microsoft SQL Servers, Report Writing, SQL, Role-Based Access Control (RBAC), Data Sharing
Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Prompt Engineering, Prompt Patterns, Retrieval-Augmented Generation, LLM Application, Generative AI Agents, AI Workflows, LangChain, Model Context Protocol, Vector Databases, AI Orchestration, Agentic Workflows, Tool Calling, LangGraph, Large Language Modeling, Agentic systems, Embeddings, Model Deployment, Artificial Intelligence, Application Performance Management, Semantic Web
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: AI Security, Threat Detection, Large Language Modeling, Intrusion Detection and Prevention, LLM Application, Cybersecurity, Cyber Security Strategy, Applied Machine Learning, Fraud detection, AI Integrations, Cyber Engineering, IT Automation, Machine Learning Methods, Cyber Attacks, Anomaly Detection, Federated Learning, Malware Protection, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Cyber Risk
Intermediate · Course · 3 - 6 Months

Pragmatic AI Labs
Skills you'll gain: Extract, Transform, Load, Rust (Programming Language), Data Pipelines, JSON, Other Programming Languages, Data Import/Export, Data Integrity, Testability, Data Validation, Data Quality, Test Tools, Software Testing, Data Loss Prevention
Beginner · Course · 1 - 3 Months

Skills you'll gain: Apache Airflow, CI/CD, Data Pipelines, Continuous Deployment, Workflow Management, Site Reliability Engineering, Data Engineering, Model Deployment, Data Quality, Version Control, PostgreSQL, Git (Version Control System), Python Programming, Debugging, SQL, Production Management, Scheduling, Unit Testing, Linux Commands, Web Servers
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Salesforce Object Query Language (SOQL), Salesforce Development, Salesforce, Force.com, Data Import/Export, Web Components, Business Process Automation, Data Validation, Web Services, Relationship Management, Workflow Management, UI Components, Data Access, Automation, Application Security, Test Script Development, Secure Coding, Memory Management, Unit Testing, Object Oriented Programming (OOP)
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: LinkedIn, Professional Networking, Interviewing Skills, Market Research, Personalized Campaigns, Recruitment, Storytelling, Concision, Technical Communication, Power BI, Project Portfolio Management, Expectation Management, Portfolio Management, R Programming
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Model Deployment, Generative AI, Large Language Modeling, Generative Model Architectures, PyTorch (Machine Learning Library), Fine-tuning, Application Deployment, Model Optimization, Deep Learning, MLOps (Machine Learning Operations), Cloud Deployment, Vision Transformer (ViT), Transfer Learning, Token Optimization, LLM Application, Hugging Face, Convolutional Neural Networks, Containerization, Model Training, Computer Vision
Intermediate · Specialization · 1 - 3 Months