Java Data Structures courses can help you learn about arrays, linked lists, stacks, queues, and hash tables. You can build skills in algorithm efficiency, data manipulation, and implementing search and sort techniques. Many courses introduce tools like Eclipse or IntelliJ IDEA, which support coding practices and debugging, allowing you to apply your knowledge in real coding environments. You'll also explore concepts such as recursion and tree structures, enhancing your ability to tackle complex programming challenges.

Edureka
Skills you'll gain: Restful API, Rust (Programming Language), API Design, Object-Relational Mapping, Back-End Web Development, System Programming, Web Frameworks, Web Services, Web Development, Web Servers, Software Documentation, Web Applications, Scalability, Database Management, Authentications, Authorization (Computing)
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Database Management, Apache Hadoop, Query Languages, Big Data, Databases, SQL, Data Access, Distributed Computing, Performance Tuning, Data Processing, Data Integrity, Authorization (Computing), Data Storage Technologies, File Systems, Algorithms
Intermediate · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: IntelliJ IDEA, Apache Maven, Build Tools, Integrated Development Environments, Software Development Tools, Version Control, Git (Version Control System), Development Environment, Computer Graphics, Debugging, Scripting Languages, Visualization (Computer Graphics), Databases, Relational Databases
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Generative AI Agents, Marketing Operations, Innovation, Marketing Management, Team Management, Team Building, Project Management, Data-Driven Decision-Making, Cross-Functional Collaboration, Content Creation, Leadership Development, Communication Strategies
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Google Workspace, Calendar Management, Google Docs, Gmail, File Management, Google Sheets, Productivity Software, Collaborative Software, Scheduling, Document Management, Collaboration, Spreadsheet Software, Cloud Storage, Content Management Systems, Presentations, No-Code Development, User Interface (UI), Communication
Mixed · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Responsive Web Design, OpenAI API, Web Design, HTML and CSS, Cascading Style Sheets (CSS), Javascript, Application Development, User Interface (UI) Design, Application Programming Interface (API), Figma (Design Software)
Intermediate · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Site Reliability Engineering, DevOps, Data-Driven Decision-Making, Safety Culture, Change Management, Culture Transformation, Design Thinking, Service Level, Continuous Improvement Process, CI/CD, Organizational Effectiveness, Automation
Beginner · Course · 1 - 3 Months

Skills you'll gain: WordPress, Ajax, Development Environment, Content Management Systems, Web Development, Data Management, PHP (Scripting Language), Database Development, MySQL, Javascript and jQuery, Information Architecture, Database Management, Cascading Style Sheets (CSS), Application Security, User Accounts, Data Validation
Intermediate · Specialization · 1 - 4 Weeks
Skills you'll gain: Cyber Governance, ISO/IEC 27001, Continuous Monitoring, NIST 800-53, Compliance Management, Cyber Risk, Cyber Security Policies, Incident Response, Cloud Security, Cybersecurity, Data Governance, Cloud Management, Security Controls, Vulnerability Management, IT Management, Information Privacy, Security Awareness
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Software Quality Assurance, Quality Assurance, Software Testing, Jira (Software), Regression Testing, Functional Testing, Test Planning, Test Case, Usability Testing, Technical Communication, Issue Tracking, Agile Methodology, Software Documentation, Software Development, Agile Project Management, Risk Management, User Interface and User Experience (UI/UX) Design, Data Analysis, Problem Solving
Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Amazon Web Services, Cloud Deployment, Mainframe Computing, Cloud Applications, Platform As A Service (PaaS), Data Migration
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Infrastructure as Code (IaC), AWS CloudFormation, Terraform, CI/CD, Prometheus (Software), Continuous Integration, Amazon Web Services, Grafana, Continuous Deployment, System Monitoring, Cloud Infrastructure, DevOps, Cloud Deployment, Infrastructure Architecture, Continuous Monitoring, Query Languages
Intermediate · Course · 1 - 4 Weeks