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: Web Components, Web Applications, User Interface (UI), Full-Stack Web Development, User Accounts, Event-Driven Programming, Data Persistence, Data Access, Data Validation
Intermediate · Course · 3 - 6 Months

Coursera
Skills you'll gain: Request For Quotation (RFQ), Procurement, Strategic Sourcing, Purchasing, Vendor Management, Bidding, Supplier Management, Cost Estimation, Standard Operating Procedure, Process Analysis, Data-Driven Decision-Making, Spreadsheet Software
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Fraud detection, Anomaly Detection, R Programming, Credit Risk, Applied Machine Learning, Analytical Skills, Machine Learning Methods, Threat Detection, Unsupervised Learning, Risk Analysis, Advanced Analytics, Analytics, Predictive Analytics, Data-Driven Decision-Making, Supervised Learning, Big Data
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Web Development Tools, Javascript, Scripting Languages, Scripting, Browser Compatibility, Debugging, Development Environment, Maintainability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Threat Modeling, Vulnerability Assessments, Blockchain, Application Security, Security Testing, Network Security, Data Security, Cryptography, Transaction Processing, Malware Protection, Command-Line Interface, Encryption, Key Management, Scripting, Network Protocols
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Graphic and Visual Design, Application Design, Program Development, Real Time Data, Programming Principles
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: User Interface (UI) Design, Application Development, Event-Driven Programming, System Design and Implementation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Lean Methodologies, Data-Driven Decision-Making, Kaizen Methodology, Process Improvement, Workflow Management, Operational Efficiency, Scaled Agile Framework, Process Mapping, Business Process, Agile Methodology, Sprint Retrospectives, Business Transformation, Business Process Modeling, Value Engineering, Agile Product Development, Continuous Improvement Process, Agile Project Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Security Testing, Application Security, Open Web Application Security Project (OWASP), Software Testing, Secure Coding, Test Tools, Regression Testing, Unit Testing, Penetration Testing, Security Controls, Computer Security, Test Driven Development (TDD), Debugging, User Acceptance Testing (UAT), Computer Programming, Python Programming, Node.JS, Information Privacy, JavaScript Frameworks, Javascript
Mixed · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Ajax, JavaScript Frameworks, Web Applications, Javascript, Web Development Tools, Model View Controller, Event-Driven Programming, UI Components, HTML and CSS, Data Mapping, User Interface (UI), Routing Protocols, Restful API
Intermediate · Course · 1 - 4 Weeks

H2O.ai
Skills you'll gain: LLM Application, Application Development, AI Enablement, User Interface (UI), Development Environment, Interactive Design, Cloud Deployment, Generative AI, Python Programming, Application Frameworks, Open Source Technology
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Data Manipulation, Data Transformation, Tidyverse (R Package), Data Cleansing, Data Preprocessing, R Programming, Data Structures
Beginner · Course · 1 - 4 Weeks