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.

Skills you'll gain: Statistical Process Controls, Lean Methodologies, Six Sigma Methodology, Lean Six Sigma, Lean Manufacturing, Risk Analysis, Quality Improvement, Process Improvement, Operational Efficiency, Continuous Improvement Process, Process Analysis, Business Process Management, Process Optimization, Process Capability, Business Process, Project Design, Project Management, Stakeholder Management, Root Cause Analysis
Intermediate · Course · 1 - 4 Weeks

Saïd Business School, University of Oxford
Skills you'll gain: FinTech, Financial Inclusion, Financial Services, Mobile Banking, Banking Services, Data Sharing, Financial Regulation, Application Programming Interface (API), Financial Data, Banking, Payment Systems, International Finance, Retail Banking, API Design, Finance, Interoperability, Open Source Technology, Strategic Thinking, Data Access, General Data Protection Regulation (GDPR)
Beginner · Course · 1 - 3 Months

Nanjing University
Skills you'll gain: Economics, Social Sciences, Socioeconomics, Liberal Arts, Economic Development, Political Sciences, Research, World History, Sociology
Mixed · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Data Structures, C (Programming Language), Programming Principles, Data Management, Algorithms, Computer Programming, File I/O
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Customer experience strategy (CX), Service Design, Design Thinking, Change Management, Process Mapping, Key Performance Indicators (KPIs), Hospitality Management, Hospitality, Customer Analysis, Innovation, Customer Insights, Corporate Sustainability, Continuous Improvement Process, Feasibility Studies, Collaboration, Empathy
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Social Network Analysis, Network Analysis, Responsible AI, Graph Theory, Machine Learning, Applied Machine Learning, Research, Model Evaluation, Social Sciences, Statistical Analysis, Amazon Web Services, R Programming, Tensorflow, Data Ethics, Artificial Intelligence and Machine Learning (AI/ML), Research Design, Sociology, Driving engagement, Machine Learning Methods, Behavioral Economics
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: File I/O, C++ (Programming Language), Object Oriented Design, Object Oriented Programming (OOP), Debugging, Data Structures, C (Programming Language), Development Environment, Software Design Patterns, Computational Thinking, Computer Programming, Programming Principles, Data Persistence, Algorithms, Maintainability, Simulations, Data Management, Prototyping
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Internet Of Things, Automation, Data Management, Control Systems, Hardware Architecture, Manufacturing Processes, Manufacturing and Production, Network Protocols, Systems Integration, Information Systems Security, Communication Systems, Systems Design, Analytics, Real Time Data
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Wrangling, Data Import/Export
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), Test Automation, Software Testing, Test Script Development, Test Data, Test Tools, Browser Compatibility, Test Case, Java, Automation, Cascading Style Sheets (CSS), Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Program Development, C and C++, C++ (Programming Language), Object Oriented Programming (OOP), Computer Programming, Development Environment, Software Development, Computer Science
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: TypeScript, Javascript, React.js, Debugging, Integrated Development Environments, Web Development Tools
Intermediate · Guided Project · Less Than 2 Hours