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.

Coursera
Skills you'll gain: Sales Territory Management, Enterprise Sales, Cold Calling, Lead Generation, Selling Techniques, Sales Training, B2B Sales, Sales Management, Sales, AI Personalization, Responsible AI, Sales Prospecting, Sales Enablement, Consultative Selling, Generative AI Agents, Sales Pipelines, Customer Relationship Management, Business Process, Business Strategy, Customer Engagement
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Amazon Bedrock, Retrieval-Augmented Generation, Responsible AI, Generative AI, AI Security, Amazon Web Services, AI Enablement, Cloud Engineering, Large Language Modeling, Model Deployment, Prompt Engineering, Data Ethics, AWS Identity and Access Management (IAM), Model Evaluation, Cloud Security, Natural Language Processing
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Apple iOS, iOS Development, Open Web Application Security Project (OWASP), Swift Programming, Role-Based Access Control (RBAC), Vulnerability Assessments, Mobile Security, Software Testing, Mobile Development, Secure Coding, Authentications, Unit Testing, Application Security, Encryption, Security Testing, IT Security Architecture, Network Security, Application Programming Interface (API), Authorization (Computing), Mobile Development Tools
Intermediate · Specialization · 1 - 3 Months

New York Institute of Finance
Skills you'll gain: Credit Risk, Operational Risk, Portfolio Risk, Risk Management, Risk Management Framework, Business Risk Management, Risk Modeling, Risk Mitigation, Financial Market, Enterprise Risk Management (ERM), Risk Appetite, Risk Control, Risk Analysis, Derivatives, Governance, Portfolio Management, Capital Markets, Financial Analysis, Market Data, Key Performance Indicators (KPIs)
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Digital Marketing, Search Engine Optimization, Keyword Research, ChatGPT, Content Development and Management, Web Content, Content Performance Analysis, Technical Writing, JSON
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Productivity Software, Generative AI, Google Gemini, Problem Solving, Spreadsheet Software, Business Intelligence, Google Sheets, Business Solutions, Critical Thinking and Problem Solving, Artificial Intelligence, Prompt Engineering, ChatGPT, Creative Problem-Solving, Microsoft Excel, Excel Formulas, Microsoft Office, Microsoft 365, Data Entry, Data Management, User Interface (UI)
Mixed · Course · 1 - 4 Weeks

IE Business School
Skills you'll gain: Survey Creation, Surveys, Market Research, Business Research, Consumer Behaviour, Marketing Strategies, Research Design, Data Analysis, Research Reports, Market Analysis, Research Methodologies, Experimentation, Customer Analysis, Focus Group, Business Marketing, Decision Making
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Jira (Software), Process Optimization, Process Mapping, Process Improvement and Optimization, Process Design, Process Analysis, Business Workflow Analysis, Workflow Management, Process Improvement, Business Process, Configuration Management, Performance Metric, Automation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, Unsupervised Learning, Dimensionality Reduction, Data Preprocessing, Python Programming, Recurrent Neural Networks (RNNs), Reinforcement Learning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: User Interface (UI) Design, Human Computer Interaction, Interactive Design, Usability, Software Design, Application Development, Software Architecture
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Content Performance Analysis, Semantic Web, Workflow Management, Prompt Engineering Tools, Responsible AI
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Exploitation techniques, Penetration Testing, Cyber Attacks, Cyber Security Assessment, Cybersecurity, Event Monitoring, Vulnerability Management, Vulnerability, Continuous Monitoring, Data Security, Network Security, Analysis, Criminal Investigation and Forensics, System Monitoring, System Configuration, Network Monitoring, Bash (Scripting Language), Scripting, Linux, Python Programming
Advanced · Specialization · 1 - 3 Months