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.

Cisco Learning and Certifications
Skills you'll gain: OSI Models, Network Architecture, Computer Networking, TCP/IP, Network Protocols, General Networking, Network Infrastructure, Wireless Networks, Network Routing, Local Area Networks, Network Security, Virtual Local Area Network (VLAN), Load Balancing, Wide Area Networks, Cloud Computing
Beginner · Course · 1 - 3 Months

Starweaver
Skills you'll gain: Incident Response, Incident Management, Computer Security Incident Management, Cybersecurity, Cyber Attacks, Cyber Security Strategy, Cyber Threat Intelligence, Risk Management Framework, IT Service Management, Problem Management, IT Management, Business Risk Management, NIST 800-53, Test Planning, Employee Training, Continuous Improvement Process, Stakeholder Communications, Simulations, Root Cause Analysis
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Mindfulness, Stress Management, Composure, Personal Development, Emotional Intelligence, Resilience, Self-Awareness, Mental Health, Mental Concentration, Respiration, Physiology, Neurology
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Stakeholder Engagement, Business Metrics, Web Analytics, Business Analytics, Analytics, Key Performance Indicators (KPIs), Data Storytelling, Performance Analysis, Presentations, Stakeholder Communications, Marketing Analytics, Strategic Communication, Marketing Effectiveness
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Sample Size Determination, Data Strategy, Analytical Skills, Data-Driven Decision-Making, Data Analysis, Analytics, Jupyter, Data Science, Statistical Analysis, Data Collection, Data Mining, Data Management, MLOps (Machine Learning Operations), Research and Design, Version Control, Software Documentation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Search Engine Optimization, Application Deployment, Cloud Hosting, Program Development, Object Oriented Programming (OOP), Servers, Web Servers
Intermediate · Course · 1 - 4 Weeks

Hebrew University of Jerusalem
Skills you'll gain: Computer Science, Computer Engineering, Computer Architecture, Computer Programming, System Programming, Virtual Machines, Operating Systems, Software Architecture, Algorithms, Software Design, Program Development, Object Oriented Programming (OOP), Data Structures, Computer Graphic Techniques
Mixed · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Django (Web Framework), Ajax, jQuery, Model View Controller, Object-Relational Mapping, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), JSON, Linux Commands, Application Deployment, Data Modeling, Database Design, Cloud Deployment, Web Applications, Database Development, Application Development, Web Development, Javascript, Object Oriented Programming (OOP), SQL
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Google Analytics, Marketing Analytics, Web Analytics, Marketing Strategies, Advertising Campaigns, Customer Insights, Analytics, Target Audience, Trend Analysis, Strategic Marketing, Digital Marketing, Performance Reporting, Performance Analysis, Business Reporting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Embedded Software, Embedded Systems, Pseudocode, Hardware Architecture, Computer Architecture, Software Design, Systems Design, Software Design Patterns, Systems Integration, Programming Principles, Event-Driven Programming, Program Development, Real Time Data, Peripheral Devices
Beginner · Course · 1 - 4 Weeks

Yonsei University
Skills you'll gain: Business Marketing, Hospitality Management, Peer Review, Global Marketing, Marketing, Hospitality, Brand Management, B2B Sales, Customer Service, Innovation, Customer experience strategy (CX), Promotional Strategies, Strategic Marketing, Business-To-Consumer, Consumer Behaviour, Healthcare Industry Knowledge, Target Market, Marketing Management, Growth Strategies, Digital Marketing
Beginner · Specialization · 3 - 6 Months

AI CERTs
Skills you'll gain: Responsible AI, Tensorflow, PyTorch (Machine Learning Library), Internet Of Things, Real Time Data, Natural Language Processing, Artificial Intelligence and Machine Learning (AI/ML), Telecommunications, Artificial Intelligence, Emerging Technologies, Generative AI, Wireless Networks, Generative AI Agents, Network Performance Management, Network Architecture, Digital Communications, Network Protocols, Computer Networking, System Design and Implementation, Communication
Advanced · Specialization · 1 - 3 Months