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: Jest (JavaScript Testing Framework), Unit Testing, TypeScript, Software Testing, Test Driven Development (TDD), Code Coverage, Test Automation, Development Testing, Testability, Test Case, Javascript, Debugging
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Event Planning, Canva (Software), Event Management, Digital Content, Event Marketing, Graphic Design, Graphic and Visual Design Software, Social Media Campaigns, Social Media, Product Design, Digital Marketing, Marketing Communications
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Web Design and Development, Front-End Web Development, HTML and CSS, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Web Design, Javascript
Beginner · Guided Project · Less Than 2 Hours

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scalability, Scala Programming, Distributed Computing, Event-Driven Programming, System Design and Implementation, Microservices, Software Architecture, Software Design Patterns, Cloud Computing, Software Design, Application Frameworks, Software Testing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Retrieval-Augmented Generation, LangChain, LLM Application, Large Language Modeling, PostgreSQL, Database Systems, User Interface (UI), Prompt Patterns, Human Computer Interaction, UI Components, User Interface (UI) Design, Artificial Intelligence, Cloud Computing
Beginner · Project · Less Than 2 Hours

28DIGITAL
Skills you'll gain: Information Privacy, Medical Privacy, Personally Identifiable Information, Legal Research, General Data Protection Regulation (GDPR), Data Ethics, Law, Regulation, and Compliance, Health Care Procedure and Regulation, Technology Strategies
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Application Servers, Data Migration, Enterprise Application Management, Java Platform Enterprise Edition (J2EE), Servers, Java, Application Deployment, Software Installation, Configuration Management, Identity and Access Management, Command-Line Interface, System Configuration, Authentications
Beginner · Course · 1 - 3 Months

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Journalism, Media and Communications, Media Strategy, Media Production, Revenue Management, Media Relations, Digital Media Strategy, Advertising, Content Creation, Social Media Marketing, Social Media, Storytelling, Brand Management, Video Production, Public Relations, Intellectual Property, Social Media Campaigns, Digital Marketing, Crisis Management, Communication Strategies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Marketing Planning, Marketing Strategies, Strategic Marketing, Sales Process, Marketing, Marketing Analytics, Sales, Marketing Effectiveness, Value Propositions, Sales Strategy, Business Metrics, Brand Management, Digital Marketing, Key Performance Indicators (KPIs), Goal Setting
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Microsoft Copilot, Business Research, Copywriting, Ideation, Productivity Software, AI Enablement, Marketing Materials, Writing and Editing, Project Implementation, Creative Design, Generative AI, Market Research, Data Analysis Software, Marketing, Product Marketing, Financial Data, Packaging and Labeling, Financial Analysis
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Model Evaluation, Anomaly Detection, Model Deployment, Image Analysis, Google Cloud Platform, Computer Vision, Data Import/Export, AI Enablement, Data Management
Beginner · Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Unit Testing, Software Testing, Test Case, .NET Framework, CI/CD, Test Script Development, Test Driven Development (TDD), Testability, Test Data, Test Automation, Microsoft Visual Studio
Intermediate · Course · 1 - 4 Weeks