Computer network courses can help you learn about network architecture, protocols, security measures, and troubleshooting techniques. You can build skills in configuring routers and switches, managing firewalls, and optimizing network performance. Many courses introduce tools like Wireshark for packet analysis, Cisco Packet Tracer for simulation, and various network monitoring software, allowing you to apply your knowledge in practical scenarios and enhance your technical expertise.

Illinois Tech
Skills you'll gain: Virtualization, Virtualization and Virtual Machines, Virtual Machines, Data Storage, Virtual Networking, Data Storage Technologies, vSphere DRS & HA, Networking Hardware, Virtual Local Area Network (VLAN), Computing Platforms, Infrastructure Architecture, IT Infrastructure, Network Infrastructure, Capacity Management, Data Centers, Memory Management, Network Switches, Endpoint Security, Computer Hardware
Intermediate · Course · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: Rust (Programming Language), Containerization, Other Programming Languages, Go (Programming Language), Application Deployment, Docker (Software), Embedded Systems, C and C++, Cross Platform Development, Performance Tuning, Interoperability, Memory Management, Command-Line Interface, Software Engineering, Data Engineering
Beginner · Course · 1 - 3 Months

Corporate Finance Institute
Skills you'll gain: Matplotlib, Plot (Graphics), Data Visualization, Pandas (Python Package), NumPy, Data Analysis, Seaborn, Data Storytelling, Data Cleansing, Data Presentation, Data Analysis Software, Data Wrangling, Data Manipulation, Jupyter, Data Quality, Exploratory Data Analysis, Data Transformation, Statistical Methods, Statistical Analysis, Python Programming
Intermediate · Course · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: PostgreSQL, SQL, Transaction Processing, Relational Databases, Rust (Programming Language), Database Management, Query Languages, JSON, Docker (Software), Data Mapping, Data Access, Development Environment, Performance Tuning, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, LLM Application, Large Language Modeling, Model Evaluation, Embeddings, Context Management, Vector Databases, Artificial Intelligence, Scalability, Performance Metric, Machine Learning, Application Programming Interface (API), Continuous Improvement Process
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Hardening, Linux Administration, System Monitoring, Linux Commands, Performance Tuning, Linux, Systems Administration, File Management, Network Troubleshooting, Command-Line Interface, Operating System Administration, Memory Management, Security Management, Debugging, Service Management, OS Process Management, Data Maintenance
★ 4.5 (6) · Advanced · Course · 1 - 4 Weeks

Universitat Politècnica de València
Skills you'll gain: Cybersecurity, Cyber Attacks, Computer Security Awareness Training, Distributed Denial-Of-Service (DDoS) Attacks, Encryption, Security Awareness, Data Security, Personally Identifiable Information, Cyber Risk, Malware Protection, Cryptography, General Data Protection Regulation (GDPR), Exploitation techniques, Information Privacy, Human Factors (Security), Multi-Factor Authentication, Authentications
★ 4.8 (12) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Project Management Software, Management Reporting, Data Management, Milestones (Project Management), Timelines, Project Schedules, Report Writing, Business Reporting, Work Breakdown Structure, Data Visualization
Beginner · Course · 1 - 3 Months

Skills you'll gain: Microsoft Azure, Cloud Management, Virtual Machines, Kubernetes, Virtualization and Virtual Machines, Containerization, Cloud Storage, Cloud Computing, Cloud-Native Computing, Infrastructure As A Service (IaaS), Data Storage, Cloud Deployment, Cloud Applications, Application Deployment, Data Management, IT Automation, Data Import/Export, Scalability, Encryption
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Bootstrap (Front-End Framework), Web Applications, Application Programming Interface (API), Microsoft Azure, Authentications, Authorization (Computing)
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: User Feedback, Usability, Functional Testing, Root Cause Analysis, Product Improvement, Journey Mapping, UI/UX Research, Experience Design, User Experience, Conversion Funnel Analysis, User Interface (UI) Design, Integration Testing, Product Quality (QA/QC), Application Design, Prioritization
Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Mathematical Modeling, Linear Algebra, Dimensionality Reduction, Applied Mathematics, Data Analysis, Analytical Skills, Feature Engineering, Applied Machine Learning, Data Science
Beginner · Course · 1 - 4 Weeks