Core Java courses can help you learn object-oriented programming, exception handling, multithreading, and Java Collections. You can build skills in writing efficient algorithms, debugging code, and developing user interfaces. Many courses introduce tools like Eclipse and IntelliJ IDEA, which are commonly used for coding and testing Java applications, along with frameworks such as Spring and Hibernate that facilitate web development and database management.

Skillshare
Skills you'll gain: Network Model, 3D Assets, 3D Modeling, Visualization (Computer Graphics), Computer Graphics, Graphical Tools, Computer Graphic Techniques, Dataflow, Scalability, Debugging
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Agentic Workflows, AI Orchestration, Model Context Protocol, Generative AI Agents, Agentic systems, Context Engineering, Prompt Engineering, LLM Application, LangChain, ChatGPT, Tool Calling, AI Integrations, Retrieval-Augmented Generation, Context Management, Software Architecture, Deep Learning, Interoperability, Software Design Patterns
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Cloud Management, Infrastructure as Code (IaC), Azure Active Directory, Microsoft Azure, Identity and Access Management, Role-Based Access Control (RBAC), Active Directory, Enterprise Architecture, User Provisioning, IT Management, User Accounts, Authorization (Computing), Cloud Deployment, Authentications, Self Service Technologies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: ASP.NET, .NET Framework, Web Applications, Application Deployment, Restful API, Model View Controller, Secure Coding, Content Management, Content Management Systems, Authentications, Test Automation, C# (Programming Language), Web Development, Performance Tuning, Docker (Software), Authorization (Computing), Web Development Tools, Kubernetes, API Testing, API Design
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Vision Transformer (ViT), Generative AI, OpenAI API, ChatGPT, Fine-tuning, Generative Model Architectures, Responsible AI, Retrieval-Augmented Generation, Large Language Modeling, Natural Language Processing, AI powered creativity, Multimodal Prompts, Hugging Face, OpenAI, AI Orchestration, Transfer Learning, Generative AI Agents, Embeddings, Prompt Engineering, Artificial Intelligence and Machine Learning (AI/ML)
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Software-Defined Networking, Virtual Networking, Network Architecture, Role-Based Access Control (RBAC), Network Administration, Network Switches, Network Planning And Design, Network Security, Network Troubleshooting, Network Performance Management, Security Controls, IT Automation, Automation, Network Analysis, Event-Driven Programming, Cryptographic Protocols, Python Programming, IT Management, Pandas (Python Package)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Ubuntu, Command-Line Interface, Package and Software Management, Hardening, Unix Shell, Linux Administration, Linux, Software Installation, Network Security, System Configuration, Linux Commands, Patch Management, Open Source Technology, Operating System Administration, Cloud-Native Computing, Containerization, Systems Administration, System Support, DevOps, Administration
Intermediate · Course · 3 - 6 Months

Packt
Skills you'll gain: System Programming, Memory Management, Linux Administration, Linux, Performance Tuning, OS Process Management, Operating Systems, Embedded Software, Real-Time Operating Systems, Linux Servers, System Software, Linux Commands, System Configuration, Operating System Administration, Debugging, C (Programming Language), Embedded Systems, Cross Platform Development, Open Source Technology, Hardware Architecture
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Structural Engineering, Structural Analysis, Mechanical Engineering, Mechanical Design, Engineering Analysis, Mechanics, Materials science, Engineering Calculations, Torque (Physics), Engineering, Failure Analysis, Numerical Analysis, Thermal Management, Engineering, Scientific, and Technical Instruments, Safety Assurance, Critical Thinking and Problem Solving, Problem Solving, Complex Problem Solving, Creative Problem-Solving
Mixed · Course · 1 - 3 Months

Skills you'll gain: Javascript, Responsive Web Design, Web Development Tools, Web Development, Cascading Style Sheets (CSS), Bootstrap (Front-End Framework), Scripting, Semantic Web, Debugging, Software Development Tools, Development Environment, Event-Driven Programming, Browser Compatibility
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Docker (Software), Linux Administration, Devops Tools, Containerization, DevOps, System Monitoring, Information Technology Operations, System Configuration, Performance Tuning, Configuration Management, Context Management, Network Troubleshooting, Debugging, Proxy Servers, Data Storage, Service Management, Software Installation, Command-Line Interface, Performance Measurement, Resource Management
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: MLOps (Machine Learning Operations), Model Training, Model Optimization, Applied Machine Learning, Model Evaluation, Convolutional Neural Networks, Machine Learning Methods, Image Analysis, Scikit Learn (Machine Learning Library), Computer Vision, Machine Learning, Sampling (Statistics), Continuous Monitoring, Data Collection, Python Programming, Big Data, Data Quality
Intermediate · Course · 1 - 3 Months