Network Theory courses can help you learn about graph structures, connectivity, and network dynamics. You can build skills in analyzing complex systems, optimizing network performance, and understanding the spread of information or diseases. Many courses introduce tools like Python for network analysis, Gephi for visualization, and MATLAB for simulations, allowing you to apply these skills in practical work such as social network analysis, telecommunications, and epidemiology.

University at Buffalo
Skills you'll gain: Blockchain, Cryptography, Transaction Processing, Cryptographic Protocols, Network Protocols, Distributed Computing, Virtual Environment, Data Integrity, Virtual Machines, Algorithms, Verification And Validation
★ 4.6 (7.8K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Internet Of Things, Automation, Infrastructure Architecture, Data Management, Systems Architecture, Network Protocols, Information Management, Systems Integration, Information Systems Security, Security Strategy, Emerging Technologies, Communication Systems, Systems Design
★ 4.5 (42) · Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Graph Theory, Network Model, Database Design, Big Data, Graphing, Apache Spark, Network Analysis, Analytics, Data Store, Data Management, Query Languages, Computing Platforms, Scalability, Distributed Computing, Algorithms
★ 4.3 (1.3K) · Mixed · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: People Analytics, Human Resource Strategy, Human Resources Management and Planning, People Management, Human Resources, Workforce Planning, Talent Management, Organizational Effectiveness, Performance Metric, Workforce Management, Analytics, Performance Appraisal, Staff Management, Performance Measurement, Employee Performance Management, Data-Driven Decision-Making, Performance Analysis, Social Network Analysis, Performance Management, Collaboration
★ 4.6 (6.2K) · Mixed · Course · 1 - 4 Weeks

University of California, Santa Cruz
Skills you'll gain: C++ (Programming Language), C and C++, Object Oriented Programming (OOP), Object Oriented Design, Algorithms, C (Programming Language), Programming Principles, Computer Programming, Graph Theory, Code Reusability, Memory Management, Data Structures, File I/O
★ 4.4 (2.3K) · Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Java Platform Enterprise Edition (J2EE), Application Deployment, Web Applications, Application Servers, Java, Web Servers, Java Programming, Web Development, Server Side, Application Frameworks, Network Protocols
★ 4.5 (79) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Database Development, Database Design, Oracle Databases, Oracle SQL Developer, Relational Databases, Database Application, PL/SQL, SQL, Operational Databases, Database Theory, Database Management, Database Architecture and Administration, Database Management Systems, Stored Procedure, Data Modeling, Data Integrity, Transaction Processing, Data Storage
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: PyTorch (Machine Learning Library), Reinforcement Learning, Deep Learning, Model Optimization, Large Language Modeling, Machine Learning Methods, Artificial Intelligence and Machine Learning (AI/ML), Artificial Neural Networks, Fine-tuning, Model Training, Agentic systems, Machine Learning Algorithms, Machine Learning, Python Programming, Applied Machine Learning, Natural Language Processing, Performance Tuning, Algorithms, Model Evaluation, Data Analysis
Intermediate · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Bioinformatics, Molecular Biology, Computational Thinking, Data Structures, Python Programming, Data Analysis, Algorithms, Life Sciences, Graph Theory
★ 4.7 (932) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Ethics, AI Security, Responsible AI, Information Privacy, Personally Identifiable Information, Machine Learning, Artificial Intelligence, Data Security, Vulnerability Assessments, Data Governance, Predictive Modeling
★ 4.7 (108) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Threat Detection, Penetration Testing, Exploit development, Cyber Threat Intelligence, Threat Management, Linux Administration, Incident Response, Vulnerability Scanning, Vulnerability Assessments, Cybersecurity, Vulnerability Management, Network Monitoring, Bash (Scripting Language), Cyber Security Assessment, Network Security, Anomaly Detection, Incident Management, AI Security, Information Systems Security, Network Analysis
★ 4.6 (195) · Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Network Security, Computer Hardware, Generative AI, Data Storage Technologies, Data Storage, Microsoft 365, Hybrid Cloud Computing, Generative Model Architectures, Enterprise Application Management, Data Management, Network Protocols, Computer Science, Data Security, OSI Models, TCP/IP, Data Store, Data Integrity, Cloud Computing, Data Processing, Software Development
Beginner · Specialization · 3 - 6 Months