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.

LearnKartS
Skills you'll gain: Vulnerability Management, Cyber Threat Intelligence, Human Factors (Security)
Beginner · Course · 1 - 4 Weeks

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Payroll, Payroll Administration, Payroll Processing, Payroll Tax, Labor Compliance, Compensation Management, Labor Law, Benefits Administration, Employee Onboarding, Tax Compliance, Problem Solving, Critical Thinking
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Environmental Social And Corporate Governance (ESG), Production Process, Financial Management, Accounting, Business Management, Organizational Structure, Business, Manufacturing Operations, Leadership, Human Resources, Business Strategies, Strategic Thinking, Financial Statements, Innovation, Product Development, Value Propositions
Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Android Development, Android Studio, Software Testing, Mobile Development, Java, Development Testing, Unit Testing, Application Development, Integration Testing, User Interface (UI), Data Persistence
Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Software Documentation, Java, Back-End Web Development, Application Programming Interface (API), Secure Coding, Databases, Data Persistence, Dependency Analysis
Beginner · Course · 1 - 4 Weeks

Sapienza University of Rome
Skills you'll gain: Ancient History, Data Collection, Scientific Methods, Research Methodologies, Research, Investigation, Land Management, World History, Cultural Responsiveness, Timelines
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Epidemiology, Public Health, Public Health and Disease Prevention, Health Systems, Community Health, Health Policy, Program Evaluation, Infectious Diseases, Data Collection, Trend Analysis
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Angular, Node.JS, Full-Stack Web Development, HTML and CSS, JavaScript Frameworks, User Interface (UI), Application Deployment, Application Frameworks, Back-End Web Development, Front-End Web Development, Hypertext Markup Language (HTML), MongoDB, User Interface (UI) Design, Web Design, Middleware, Bootstrap (Front-End Framework), jQuery, Javascript, Databases, Cascading Style Sheets (CSS)
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Statistical Process Controls, Statistical Hypothesis Testing, Lean Methodologies, Team Motivation, Process Improvement, Six Sigma Methodology, Kaizen Methodology, Lean Six Sigma, Process Capability, Risk Analysis, Team Leadership, Quality Improvement, Team Management, Benchmarking, Performance Measurement, Change Management, Process Analysis, Statistical Analysis, Root Cause Analysis, Regression Analysis
Intermediate · Specialization · 1 - 3 Months

28DIGITAL
Skills you'll gain: Real-Time Operating Systems, Embedded Systems, C (Programming Language), System Design and Implementation, System Requirements, Computer Architecture, Simulations, Verification And Validation, Debugging, Algorithms
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Generative AI, Generative Adversarial Networks (GANs), Artificial Intelligence and Machine Learning (AI/ML), Responsible AI, Applied Machine Learning, Data Ethics, Transfer Learning, Federated Learning, Scalability, Machine Learning, Distributed Computing, Model Evaluation, MLOps (Machine Learning Operations), Microsoft Azure, Information Privacy
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Jest (JavaScript Testing Framework), Mobile Development, Web Development Tools, Unit Testing, Programming Principles, Javascript, React Native, JSON, Computer Programming, Node.JS, Object Oriented Programming (OOP), Software Testing, Functional Design
Beginner · Course · 1 - 3 Months