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.

University of London
Skills you'll gain: JSON, Restful API, Ajax, Javascript, Web Development Tools, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Data Structures
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Scripting, Data Import/Export
Intermediate · Course · 3 - 6 Months

University of California, Davis
Skills you'll gain: Threat Modeling, Open Web Application Security Project (OWASP), Secure Coding, Cryptography, Authentications, Exploit development, Encryption, Penetration Testing, Vulnerability Assessments, Data Security, Application Security, Exploitation techniques, Security Controls, Software Design, Verification And Validation, Java, Code Review, Programming Principles, Debugging, Cybersecurity
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Competitive Analysis, Market Analysis, Competitive Intelligence, Market Research, Strategic Marketing, Go To Market Strategy, Case Studies, Market Intelligence, Marketing, Marketing Strategy and Techniques, Business Strategy, Analysis, Product Marketing, Promotional Strategies
Beginner · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Software Testing, JUnit, Verification And Validation, Unit Testing, System Testing, Test Case, Test Automation, Development Testing, Test Planning, White-Box Testing, Code Coverage, Software Quality Assurance, Functional Testing, Test Data
Intermediate · Course · 1 - 4 Weeks

Heriot-Watt University
Skills you'll gain: Artificial Intelligence, Graph Theory, Database Development, Database Architecture and Administration, NoSQL, Computational Logic, Java, Object Oriented Programming (OOP), Data Structures, Natural Language Processing, Computer Programming, Algorithms, Program Development, Programming Principles, Combinatorics, Theoretical Computer Science, Big Data, Reinforcement Learning, Computational Thinking, Artificial Neural Networks
Earn a degree
Degree · 1 - 4 Years

Skills you'll gain: SketchUp (3D Modeling Software), AutoCAD, Architectural Drawing, 3D Modeling, 3D Assets, Visualization (Computer Graphics), UI Components, Data Import/Export
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud-Native Computing, Amazon DynamoDB, Cloud Deployment, Infrastructure as Code (IaC), Databases, Database Systems, Microservices, Cloud Security, User Provisioning, Event-Driven Programming
Beginner · Course · 1 - 3 Months

Skills you'll gain: Medical Privacy, Medical Records, Health Information Management and Medical Records, Record Keeping, Information Privacy
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SQL, Metadata Management, SAS (Software), Data Management, Relational Databases, Data Manipulation, Data Transformation, Query Languages, Data Governance, Data Integration, Automation
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Cloud Management, Serverless Computing, Google Cloud Platform, Digital Transformation, Data Governance, Cloud Services, Distributed Denial-Of-Service (DDoS) Attacks, Cloud Security, Cloud Infrastructure, Data Strategy, Application Programming Interface (API), Cloud Solutions, Real Time Data, Business Transformation, Data Management, Hybrid Cloud Computing, Data Warehousing, AI Enablement, Artificial Intelligence, Data Security
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: React Redux, React.js, UI Components, User Interface (UI), Front-End Web Development, Scalability, Web Applications, Development Environment, Web Development Tools, Javascript, Data Management, Debugging
Beginner · Course · 1 - 4 Weeks