Network courses can help you learn network architecture, protocols, security measures, and troubleshooting techniques. You can build skills in configuring routers and switches, managing network traffic, and implementing security policies. Many courses introduce tools like Wireshark for network analysis and Cisco Packet Tracer for simulation, allowing you to practice real-world networking scenarios and understand how different components interact within a network.

University of California San Diego
Skills you'll gain: Apache Spark, Model Evaluation, Apache Hadoop, Data Integration, Exploratory Data Analysis, Big Data, Classification Algorithms, Graph Theory, Data Pipelines, Network Model, Model Training, Database Design, Data Modeling, Regression Analysis, Data Mining, Data Management, Data Infrastructure, Data Presentation, Data Processing, MongoDB
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Ethics, Generative AI Agents, Generative AI, Software Design Documents, Software Design, AI Integrations, Software Architecture, Agentic Workflows, Continuous Integration, Software Development, Prompt Patterns, LLM Application, Application Security, Software Engineering, Code Review, Debugging, DevSecOps
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Rmarkdown, Version Control, Data Science, R (Software), Git (Version Control System), GitHub, Software Versioning, Data Literacy, General Science and Research, Data Analysis, R Programming, Development Environment, Statistical Reporting, Software Installation
Mixed · Course · 1 - 4 Weeks

Stanford Online
Skills you'll gain: Data Structures, Graph Theory, Algorithms, Bioinformatics, Theoretical Computer Science, Social Network Analysis, Network Analysis, Network Routing, Computational Thinking, Mathematical Theory & Analysis, Analysis, Probability & Statistics, Probability, Design Strategies, Computer Science, Logical Reasoning
Intermediate · Specialization · 3 - 6 Months
Skills you'll gain: Unified Modeling Language, File I/O, System Programming, Visual Basic (Programming Language), Database Management, System Software, Hardware Architecture, Databases, Relational Databases, Algorithms, Computer Architecture, Network Security, Computer Hardware, Development Environment, Data Structures, Object Oriented Programming (OOP), Object Oriented Design, Program Development, Computer Programming, Microsoft Development Tools
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: NoSQL, Apache Spark, Apache Hadoop, MongoDB, Database Development, Database Systems, Databases, Database Management Systems, Database Management, Extract, Transform, Load, Database Software, Database Administration, PySpark, Apache Hive, Machine Learning Methods, Big Data, Machine Learning, Applied Machine Learning, Generative AI, Model Evaluation
Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Model View Controller, Spring Framework, Restful API, Spring Boot, Web Services, Frontend Integration, JSON, YAML, Web Applications, Configuration Management, Angular, Java Programming, Software Architecture, Extensible Markup Language (XML)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: React Native, Mobile Development, User Interface (UI) Design, Front-End Web Development, React Redux, Ajax, User Interface and User Experience (UI/UX) Design, Javascript, React.js, Data Structures, Application Development, Apple iOS, Debugging, iOS Development, UI Components, JavaScript Frameworks, User Story, Android Development, Mobile Development Tools, Database Application
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Generative AI, Cloud Computing Architecture, Generative AI Agents, Systems Development Life Cycle, Cloud Deployment, Artificial Intelligence and Machine Learning (AI/ML), Cloud Services, Database Management Systems, Artificial Intelligence, Software Development Methodologies, Data Strategy, Database Application, Programming Principles, Data Storage Technologies, Cross Platform Development, Package and Software Management, Data-Driven Decision-Making, Computer Programming, Other Programming Languages
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Oracle SQL Developer, Oracle Databases, PL/SQL, Database Administration, SQL, Database Management Systems, Database Architecture and Administration, Stored Procedure, Database Management, Network Architecture, Software Development Tools, Change Control
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Java Programming, Java, Memory Management, Development Environment, Programming Principles, Computer Programming Tools, Computer Programming, Integrated Development Environments, Data Structures, Software Installation
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Video Editing, Apple software proficiency, Motion Graphics, Knowledge of Apple Software, Post-Production, Video Production, Photo/Video Production and Technology, Animations, Media Production, Data Import/Export, Editing, Content Management, File Management, Color Matching, Timelines, Augmented and Virtual Reality (AR/VR)
Beginner · Course · 1 - 3 Months