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.

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Market Analysis, Microsoft Copilot, Marketing Planning, Marketing, Marketing Strategy and Techniques, Content Marketing, Data Ethics, Business Marketing, Marketing Communications, Generative AI, Strategic Thinking, AI Workflows, AI Personalization, Market Trend, Strategic Communication, Digital Marketing, Content Creation, Digital Content, Business Process
Beginner · Course · 1 - 3 Months

Skills you'll gain: Risk Analysis, Investment Management, Banking, Financial Trading, Financial Regulation, Capital Markets, Securities (Finance), Bank Regulations, Operational Analysis, Securities Trading, Market Analysis, Credit Risk, Market Dynamics, Market Data, Corporate Finance, Regulatory Compliance, Reconciliation
Beginner · Specialization · 3 - 6 Months

University at Buffalo
Skills you'll gain: Semiconductors, Electronic Components, Thermal Management, Manufacturing Processes, Laboratory Equipment, Materials science, Electrical Engineering, Laboratory Procedures, Engineering, Mechanical Engineering, Safety Standards, Goal Setting, Emerging Technologies, Problem Solving, Self-Starter, Higher Education, Time Management, Critical Thinking
Beginner · Course · 1 - 4 Weeks

Universitat Politècnica de València
Skills you'll gain: Computational Thinking, Programming Principles, Web Development, Database Management, Object Oriented Programming (OOP), Information Technology, Databases, Information Systems, Computer Programming, Algorithms, SQL, Hypertext Markup Language (HTML), Data Structures, Cascading Style Sheets (CSS), Javascript
Beginner · Course · 1 - 3 Months

Skills you'll gain: Object Oriented Programming (OOP), Kotlin, Application Design, Development Environment, Application Development
Beginner · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Marketing Psychology, Selling Techniques, Consumer Behaviour, Negotiation, Marketing, Product Marketing, Advertising, Marketing Materials, Customer Insights, Target Audience, Research
Mixed · Course · 1 - 4 Weeks
University of Pennsylvania
Skills you'll gain: Ancient History, Art History, Liberal Arts, Cultural Diversity, World History, Performing Arts, Anthropology, Sociology, Psychology
Mixed · Course · 1 - 3 Months

Skills you'll gain: Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Course · 1 - 4 Weeks

CertNexus
Skills you'll gain: Application Security, Human Factors (Security), Secure Coding, Open Web Application Security Project (OWASP), Vulnerability, Computer Security, Vulnerability Management, Vulnerability Assessments, Data Security, Security Strategy, Security Controls, Cyber Security Strategy, Application Design, Computer Programming, Design, Python Programming, Javascript, Design Strategies, JavaScript Frameworks, Node.JS
Mixed · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Model Evaluation, Applied Machine Learning, Feature Engineering, Regression Analysis, Machine Learning, Image Analysis, Supervised Learning, Artificial Intelligence, Data Preprocessing, Deep Learning, Computer Vision, Application Development, Predictive Modeling, Unsupervised Learning, Natural Language Processing, Text Mining, Python Programming, Classification Algorithms
Mixed · Course · 1 - 3 Months

Skills you'll gain: jQuery, Data Structures, Javascript and jQuery, Programming Principles, Data Management, Microsoft Development Tools
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Software Design Patterns, Node.JS, Event-Driven Programming, Object Oriented Design, Software Design, Software Architecture, Javascript, Object Oriented Programming (OOP), Systems Design, Maintainability, Middleware, Performance Tuning, Real-Time Operating Systems, Scalability, Debugging
Intermediate · Course · 1 - 3 Months