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.

Board Infinity
Skills you'll gain: Test Planning, Test Tools, Configuration Management, Software Testing, Test Automation, Integration Testing, System Testing, Acceptance Testing, Software Quality Assurance, Test Data, Risk Management, Test Case, Risk Management Framework, Issue Tracking, Performance Testing, Version Control
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Lean Six Sigma, Lean Methodologies, Statistical Hypothesis Testing, Correlation Analysis, Kaizen Methodology, Process Improvement, Sampling (Statistics), Project Management, Data Literacy, Regression Analysis, Process Analysis, Statistical Analysis, Scatter Plots, Customer experience improvement, Quality Management, Microsoft Excel, Process Mapping, Risk Management, Root Cause Analysis
Mixed · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: Nursing, Science and Research, Clinical Research, Scientific Methods, Clinical Research Ethics, Medical Science and Research, Biostatistics, Epidemiology
Intermediate · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Marketing Budgets, Competitive Analysis, Customer Acquisition Management, Digital Marketing, Marketing Strategies, Social Media Campaigns, Customer Retention, Marketing Analytics, Marketing Effectiveness, Advertising Campaigns, Performance Metric, Customer Analysis, Data-Driven Decision-Making, Peer Review
Intermediate · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Human Centered Design, User Experience Design, Stakeholder Engagement, Design Thinking, Creativity, Research and Design, Ideation, Stakeholder Analysis, Surveys, Data Collection, Storytelling, Design Strategies, Collaboration, Innovation, User Research, Presentations, Communication, Goal Setting
Mixed · Course · 1 - 3 Months

Skills you'll gain: Email Automation, Agentic Workflows, AI Workflows, Multimodal Prompts, Tool Calling, Calendar Management, Machine Learning Methods, Scheduling, AI Security, Text Mining, Classification Algorithms, JSON
Intermediate · Course · 1 - 3 Months

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Employee Onboarding, Employee Retention, Talent Acquisition, New Hire Orientations, Continuous Improvement Process, Process Development, Relationship Building, Performance Metric, Drive Engagement, Performance Management, Internal Communications, Communication, Leadership Development
Intermediate · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Building Codes, Engineering Analysis, Engineering Calculations, Structural Engineering, Simulation and Simulation Software, Finite Element Methods, Construction Engineering, Civil Engineering, Engineering Practices, Structural Analysis, Construction, Engineering Design Process
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), File I/O, Software Development, Automation, Data Structures, Programming Principles, Maintainability, Python Programming, Debugging, JSON
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Manufacturing Processes, Computer-Aided Design, Automation, Internet Of Things, Manufacturing and Production, Digital Transformation, Engineering Analysis, Industrial Engineering, Geometric Dimensioning And Tolerancing, Simulation and Simulation Software, Network Infrastructure, Finite Element Methods, Cloud Computing
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Microsoft Azure, Threat Modeling, Cloud Security, Continuous Monitoring, System Monitoring, Security Information and Event Management (SIEM), Security Management, Threat Detection, Threat Management, Application Performance Management, Event Monitoring, Vulnerability Management, Brute-force attacks, Incident Response, Query Languages
Intermediate · Course · 1 - 4 Weeks
Johns Hopkins University
Skills you'll gain: Epidemiology, Health Disparities, Spatial Data Analysis, Data Visualization, Public Health, Geographic Information Systems, Data Analysis, Statistical Analysis, Infectious Diseases, Risk Analysis, Microsoft Excel
Intermediate · Course · 1 - 4 Weeks