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.

University of Colorado System
Skills you'll gain: TCP/IP, Local Area Networks, Routing Protocols, Network Routing, Digital Communications, OSI Models, Network Protocols, Dynamic Host Configuration Protocol (DHCP), Network Security, Network Planning And Design, Network Architecture, Computer Networking, Network Infrastructure, Network Performance Management, Wireless Networks, Graph Theory, Telecommunications, Software-Defined Networking, Algorithms, System Programming
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Prompt Engineering, Generative AI, Generative AI Agents, Marketing Design, Web Content Accessibility Guidelines, Marketing Materials, Brand Awareness, Marketing, Advertising Campaigns, Branding, Search Engine Optimization, Marketing Analytics, AI Workflows, Large Language Modeling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Extract, Transform, Load, Data Store, Data Architecture, Big Data, Data Integration, Data Infrastructure, Data Storage, Relational Databases, Data Pipelines, Data Warehousing, Data Storage Technologies, Apache Hadoop, Data Mart, Databases, Data Lakes, SQL, Data Security, Apache Spark, NoSQL, Data Science
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), C++ (Programming Language), Application Development, Object Oriented Design, Application Design, Program Development, Business Logic, User Interface (UI), Data Entry, Verification And Validation, Command-Line Interface, Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Containerization, Docker (Software), Cloud Computing Architecture, Microservices, Amazon Redshift, Analytics, Cloud Infrastructure, Software Architecture, Systems Architecture, Redis, Event-Driven Programming
Advanced · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: File I/O, Cross Platform Development, Operating Systems, Data Import/Export, Development Environment, Scripting, File Management, Scripting Languages, Data Processing, Virtual Machines, Python Programming, Programming Principles, Computer Programming, Software Development
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Marketing Analytics, Business Intelligence, Predictive Modeling, Business Analytics, Google Analytics, Customer Analysis, Analytics, Model Evaluation, Predictive Analytics, Advanced Analytics, Customer Insights, Trend Analysis, Artificial Intelligence, Performance Metric, Natural Language Processing
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Model Deployment, MLOps (Machine Learning Operations), Exploratory Data Analysis, Logistic Regression, Statistical Machine Learning, Decision Tree Learning, Supervised Learning, Data Preprocessing, Probability & Statistics, Model Evaluation, Statistics, SAS (Software), Machine Learning Software, Predictive Modeling, Classification And Regression Tree (CART), Workflow Management, Data Analysis, Random Forest Algorithm, Machine Learning, Applied Machine Learning
Advanced · Professional Certificate · 3 - 6 Months

Skills you'll gain: Role-Based Access Control (RBAC), Automation, Python Programming, Cloud Infrastructure
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Application Security, Secure Coding, Security Testing, Open Web Application Security Project (OWASP), Vulnerability, Software Testing, Computer Security, Vulnerability Management, Data Security, Security Strategy, Unit Testing, Human Factors (Security), Application Design, Information Privacy, Computer Programming, Python Programming, Node.JS, Javascript, Design Strategies, JavaScript Frameworks
Intermediate · Specialization · 1 - 3 Months

Edureka
Skills you'll gain: Data Analysis Expressions (DAX), Power BI, Dashboard, Business Intelligence, Data Modeling, Data Storytelling, Extract, Transform, Load, Data Transformation, Data Visualization, Snowflake Schema, Business Analytics, Data Lakes, Data-Driven Decision-Making, Key Performance Indicators (KPIs), Data Analysis, Data Governance, Python Programming, Generative AI, Artificial Intelligence, Data Security
Intermediate · Specialization · 1 - 3 Months

University of California San Diego
Skills you'll gain: Data Structures, Data Storage, Data Storage Technologies, Distributed Computing, Algorithms, Graph Theory, Programming Principles, File Management, C++ (Programming Language), Scalability, Theoretical Computer Science, Image Analysis
Intermediate · Course · 1 - 3 Months