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.

Starweaver
Skills you'll gain: Business Process Modeling, Responsible AI, AI Product Strategy, Business Process, Digital Transformation, Business Process Management, Business Process Improvement, Process Design, Business Process Automation, Google Gemini, ChatGPT, Product Management, Generative AI, Sustainable Development, Generative AI Agents, Social Impact, Sustainability Reporting, Prompt Engineering, Data Strategy, Business Strategy
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: SQL, Business Reporting, Report Writing, Performance Reporting, Data Cleansing, Data Analysis, Query Languages, Database Development, Data Manipulation, Analytical Skills, Prompt Engineering Tools, Data Transformation, Business Analysis, Technical Communication
Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Google Gemini, Generative AI, Collaborative Software, Anthropic Claude, Innovation, AI Enablement, Business Process Automation, Workflow Management, Content Creation, Productivity Software, Application Design, Video Production, Prototyping
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Workplace inclusivity, Recruitment, Talent Recruitment, Professional Development, Virtual Teams, People Development, Cultural Diversity, Human Capital, Professional Networking, Team Building, Lifelong Learning, Innovation, Decision Making, Employee Onboarding, Change Management, Time Management, Learning Strategies, Emerging Technologies, Branding
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Make.com, JSON, Outbound Calls, Application Programming Interface (API), Phone Sales, Booking (Sales), Sales Presentation, Setting Appointments, Systems Integration, No-Code Development, Calendar Management, Technical Sales, Automation, AI Personalization, Scheduling
Intermediate · Guided Project · Less Than 2 Hours

Universitat Autònoma de Barcelona
Skills you'll gain: General Data Protection Regulation (GDPR), Law, Regulation, and Compliance, Personally Identifiable Information, Information Privacy, Data Security, Security Requirements Analysis, Data Governance, Data Ethics, Data Access, Risk Management Framework
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: MySQL Workbench, Database Design, MySQL, Relational Databases, Database Management, Databases, Database Management Systems, SQL, Data Modeling, Data Import/Export
Beginner · Guided Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: AI Workflows, Artificial Intelligence and Machine Learning (AI/ML), Agentic systems, System Design and Implementation, Unified Modeling Language, Performance Metric, Performance Measurement, Requirements Analysis, Performance Analysis, Model Evaluation, Prototyping, Stakeholder Communications, Simulation and Simulation Software, Benchmarking
Beginner · Course · 1 - 4 Weeks

University of New Mexico
Skills you'll gain: Web Applications, Full-Stack Web Development, Git (Version Control System), Middleware, Software Architecture, User Interface (UI), Agile Software Development, Application Frameworks, Ajax, Model View Controller, Databases, Relational Databases, Software Development, Ruby on Rails, Software Design Patterns, Cascading Style Sheets (CSS), Javascript
Mixed · Course · 1 - 3 Months

Kennesaw State University
Skills you'll gain: Six Sigma Methodology, Lean Six Sigma, Statistical Hypothesis Testing, Statistical Analysis, Analysis, Statistical Inference, Process Analysis, Correlation Analysis, Data Analysis, Probability & Statistics, Risk Analysis, Regression Analysis, Sample Size Determination, Sampling (Statistics)
Mixed · Course · 1 - 3 Months

IBM
Skills you'll gain: COBOL (Programming Language), Report Writing, Debugging, Programming Principles, Software Testing, Computer Programming, Maintainability, Business Logic, Software Engineering, Data Storage, Numerical Analysis
Beginner · Course · 1 - 4 Weeks
Khalifa University
Skills you'll gain: Environmental Management Systems, Environment Health And Safety, Environmental Monitoring, Environmental Regulations, Hazardous Waste Operations And Emergency Response Standard (HAZWOPER), Environmental Engineering, Environmental Science, Emergency Response, Regulatory Compliance, Hazard Analysis, Sustainability Standards, Risk Management, Waste Minimization
Beginner · Course · 1 - 4 Weeks