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.

Skills you'll gain: Microsoft Azure, Role-Based Access Control (RBAC), Azure Active Directory, Load Balancing, Virtual Networking, Network Architecture, Authorization (Computing), Data Security, Relational Databases, Authentications, Identity and Access Management, Cloud Infrastructure, Cloud Computing, Cloud Computing Architecture, Disaster Recovery, Cloud Management, Cloud Security, Single Sign-On (SSO), Databases, General Networking
Intermediate · Specialization · 1 - 3 Months

Starweaver
Skills you'll gain: Portfolio Management, Business Valuation, Portfolio Risk, Investments, Equities, Financial Analysis, Return On Investment, Financial Statement Analysis, Financial Forecasting, Risk Analysis, Market Data, Relationship Management, Analysis, Cash Flows
Beginner · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Quantitative Research, Qualitative Research, Marketing Analytics, Market Analysis, Market Research, Survey Creation, Exploratory Data Analysis, Marketing Strategies, Sampling (Statistics), Strategic Marketing, Marketing Management, Data Collection, Market Intelligence, Business Research, Forecasting, Strategic Decision-Making, Data Analysis, Predictive Modeling, Analysis, Marketing
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Newsletters, Marketing Materials, Promotional Materials, Event Marketing, Target Audience, Business Correspondence, Email Marketing, Content Creation, Graphic Design, Marketing Design, Marketing Communications, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

Northeastern University
Skills you'll gain: Software Architecture, Java, Software Design, Object Oriented Programming (OOP), Data-Driven Decision-Making, Business Modeling, Test Data, User Interface (UI) Design, Application Development, Computer Programming, Artificial Intelligence, Data Structures
Mixed · Course · 1 - 3 Months

Skills you'll gain: Cucumber (Software), Behavior-Driven Development, Selenium (Software), Gherkin (Scripting Language), Test Automation, JUnit, Software Testing, Apache Maven, Test Data, Test Case, Scenario Testing, User Story, Java, Maintainability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Restful API, Full-Stack Web Development, React.js, Application Programming Interface (API), Spring Boot, Front-End Web Development, Web Applications, MongoDB, UI Components, JSON, NoSQL, Data Access
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Cloud Storage, Cloud Management, Cloud Services, Data Storage, Google Cloud Platform, File Management, Public Cloud, Data Sharing
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Linux, Scripting, Linux Administration, Operating System Administration, Data Persistence, Shell Script, Unix Shell, Systems Administration, IT Automation, Command-Line Interface, Cloud Hosting, Object-Relational Mapping, YAML, Python Programming, File Transfer Protocol (FTP), Network Administration, OS Process Management, File Management
Mixed · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: JUnit, Unit Testing, Test Case, Test Data, Test Script Development, Test Automation
Intermediate · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Prompt Engineering, Marketing Strategies, Artificial Intelligence and Machine Learning (AI/ML), Strategic Marketing, Marketing Analytics, Artificial Intelligence, Generative AI, Agentic systems, Content Development and Management, Digital Marketing, Content Creation, Automation, Business Ethics, Customer experience improvement, Machine Learning, Natural Language Processing, Content Management, Creativity, Ethical Standards And Conduct, Interactive Data Visualization
Beginner · Course · 1 - 3 Months
Skills you'll gain: Incident Response, AI Security, Incident Management, Model Deployment, Site Reliability Engineering, Patch Management, MLOps (Machine Learning Operations), System Monitoring, Problem Management, Computer Security Incident Management, Responsible AI, Continuous Monitoring, Dependency Analysis, Disaster Recovery, Anomaly Detection, Application Deployment, Automation, Dashboard
Intermediate · Course · 1 - 4 Weeks