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.

Scrimba
Skills you'll gain: Prompt Engineering, LangChain, LLM Application, AI Workflows, Vector Databases, Scalability, User Interface (UI), Embeddings, Databases, Performance Tuning, Maintainability, Data Preprocessing
Intermediate · Course · 1 - 4 Weeks

IESE Business School
Skills you'll gain: Media Relations, Public Speaking, Media and Communications, Communication Strategies, Strategic Communication, Media Strategy, Verbal Communication Skills, Public Relations, Digital Marketing, Press Releases, Communication, Marketing Communications, Presentations, Non-Verbal Communication, Journalism
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Cybersecurity, Network Security, Threat Modeling, Encryption, Identity and Access Management, Information Systems Security, Threat Detection, Firewall, Infrastructure Security, Security Controls, Security Strategy, Authorization (Computing), Authentications, Security Awareness, Risk Management Framework
Beginner · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Digital Transformation, Business Transformation, Operational Excellence, Innovation, Operational Efficiency, Customer experience strategy (CX), Technology Strategies, Strategic Leadership, Data-Driven Decision-Making, Business Leadership, Organizational Strategy, Business Strategy, Risk Management, Change Management, Emerging Technologies, Governance
Build toward a degree
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Data Security, Data Loss Prevention, Security Management, Data Management, Security Controls, Personally Identifiable Information, Information Systems Security, Data Governance, Information Management, Encryption, Identity and Access Management
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: HubSpot CRM, Customer Relationship Management (CRM) Software, Customer Relationship Management, Email Marketing, Customer Relationship Building, Dashboard, Customer Data Management, Customer Acquisition Management, Integrated Marketing Communications, Sales Pipelines
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Verification And Validation, Embedded Software, Software Systems, Systems Analysis, Distributed Computing, Mathematical Modeling, Theoretical Computer Science, Software Architecture, Data Modeling, Software Design, Algorithms, Data Structures
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: React Redux, React.js, Cascading Style Sheets (CSS), Web Components, JavaScript Frameworks, UI Components, HTML and CSS, Routing Protocols, Front-End Web Development, User Interface (UI), Web Frameworks, Maintainability, Authentications, Web Development Tools, Application Frameworks, Application Programming Interface (API), Web Design, Restful API, Javascript, Web Development
Intermediate · Specialization · 1 - 3 Months

University of Toronto
Skills you'll gain: Human Centered Design, Design Thinking, Change Management, Storytelling, Analysis, Data Storytelling, Data Analysis, Complex Problem Solving, Social Impact, Stakeholder Analysis, Innovation, Quantitative Research, Strategic Communication, Analytics, Diversity and Inclusion, Qualitative Research, Resource Allocation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Sampling (Statistics), Data Mining, Statistical Hypothesis Testing, Probability, Linear Algebra, Statistical Analysis, Statistical Inference, Data Analysis, Probability Distribution, Statistics, Machine Learning Algorithms, Machine Learning, Python Programming
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Amazon Bedrock, Prompt Engineering, Responsible AI, AI Security, Generative AI, MLOps (Machine Learning Operations), AWS SageMaker, Artificial Intelligence and Machine Learning (AI/ML), Amazon Web Services, AWS Identity and Access Management (IAM), Amazon S3, Model Deployment, Model Evaluation, Natural Language Processing
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Probability, Bayesian Statistics, Probability Distribution, Risk Modeling, Mathematical Modeling, Statistical Inference, Markov Model, Reliability, Simulations, Applied Mathematics, Statistical Analysis, Regression Analysis
Intermediate · Course · 1 - 4 Weeks