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.

JetBrains
Skills you'll gain: Object Oriented Programming (OOP), Data Structures, Software Development Tools
Beginner · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Distributed Computing, NoSQL, Apache Cassandra, Cloud Computing, Systems Design, Data Storage Technologies, Apache Hadoop, Database Theory, Algorithms, Theoretical Computer Science, Scalability, C++ (Programming Language), Network Protocols
Beginner · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Back-End Web Development, System Programming, Debugging, Computer Programming Tools, Data Access, Object Oriented Programming (OOP)
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: B2B Sales, Consultative Selling, Stakeholder Engagement, Enterprise Sales, Performance Metric, Sales Presentations, Verbal Communication Skills, Oral Expression, Sales, Specialized Sales, Executive Presence, Sales Process, Sales Pipelines, Solution Sales Engineering, Sales Strategy, Technical Sales, Performance Analysis, Proposal Development, Customer Relationship Management (CRM) Software, Active Listening
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Spring Framework, Hibernate (Java), Object-Relational Mapping, Transaction Processing, Databases, Java, Data Access, Restful API, Web Services, Middleware
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Interactive Data Visualization, Data Presentation, Data Visualization Software, Scatter Plots, Infographics, Storytelling, Geospatial Mapping, Box Plots, Histogram, Data Ethics, Design Elements And Principles
Beginner · Course · 1 - 3 Months

Airbus Beyond
Skills you'll gain: Supply Chain, Supply Chain Planning, Supply Chain Management, Logistics Management, Risk Management, Strategic Planning, Leadership, Transportation Operations, Operations, Inventory Control
Beginner · Course · 1 - 3 Months

Skills you'll gain: Animations, Animation and Game Design, 3D Assets, Computer Graphics, 3D Modeling, Visualization (Computer Graphics), Motion Graphics, Simulations, Design Elements And Principles, Design and Product
Intermediate · Course · 3 - 6 Months

Khalifa University
Skills you'll gain: Data Strategy, Data Management, Data Governance, Data Quality, Data-Driven Decision-Making, Artificial Intelligence and Machine Learning (AI/ML), Business Leadership, Predictive Analytics, Analytics, Technical Management, Business Analytics, Machine Learning, Strategic Decision-Making, Artificial Intelligence, Large Language Modeling, Regression Analysis, Decision Tree Learning
Beginner · Course · 1 - 3 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Relational Databases, Databases, Database Design, Database Management, SQL, Database Architecture and Administration, Database Management Systems, Query Languages, Data Modeling, Transaction Processing, Data Management, Data Integrity, Data Storage, Data Structures, System Design and Implementation, Information Technology, Data Analysis, Information Architecture, Problem Solving, Logical Reasoning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: User Story, Backlogs, Scaled Agile Framework, Project Estimation, Sprint Planning, Agile Project Management, Agile Software Development, Scrum (Software Development), Sprint Retrospectives, Agile Methodology, Stakeholder Communications, Team Building, Agile Product Development, Jira (Software), Estimation, Planning, Project Management, Kanban Principles, Product Management, Prioritization
Beginner · Specialization · 3 - 6 Months

Imperial College London
Skills you'll gain: Analytical Skills, Sampling (Statistics), Statistical Hypothesis Testing, Data Literacy, R (Software), Data Analysis, R Programming, Statistics, Public Health, Statistical Inference, Descriptive Statistics, Probability Distribution, Data Import/Export
Beginner · Course · 1 - 4 Weeks